Ryszard S. Michalski

Contact Information (2008)

Ryszard S. Michalski, Kenneth A. Kaufman, Ryszard S. Michalski, Kenneth A. Kaufman

agents. Project Summary Objectives of this research are to develop, implement, and test a methodology for building inductive databases, which extend conventional databases by integrating inductive...

Chapter 21 Learning as Goal-Driven Inference (2008)

Ryszard S. Michalski, Ashwin Ram

A remarkable aspect of human learners is that they are able to apply a great variety of learning strategies in a flexible and goal-oriented manner and to dynamically accommodate the demands of...

Proceedings of the International Conference Rough Sets and Emerging Intelligent Systems Paradigms, RSEISP'07 Generalizing Data in Natural Language (2008)

Ryszard S. Michalski, Janusz Wojtusiak

Abstract. This paper concerns the development of a new direction in machine learning, called natural induction, which requires from computergenerated knowledge not only to have high predictive...

An Integrated Multi-task Inductive Database and Decision Support System VINLEN: An Initial Implementation and First Results (2008)

Kenneth A. Kaufman, Ryszard S. Michalski, Jaroslaw Pietrzykowski, Janusz Wojtusiak

Abstract. A brief review of the current research on VINLEN multitask inductive database and decision support system is presented. VINLEN integrates a wide range of knowledge generation operators that...

Modeling User Behavior by Integrating AQ Learning with a Database: Initial Results (2008)

Guido Cervone, Ryszard S. Michalski

Abstract: The paper describes recent results from developing and testing LUS methodology for user modeling. LUS employs AQ learning for automatically creating user models from datasets representing...

The Natural Induction System AQ21 and Its Application to Data Describing Patients with Metabolic Syndrome: Initial Results (2008)

Janusz Wojtusiak, Ryszard S. Michalski, Thipkesone Simanivanh, Anna V. Baranova

This paper briefly describes the AQ21 learning system that implements a simple form of natural induction, an approach to learning that generates hypotheses in forms resembling natural language...

The Use of Compound Attributes in AQ Learning (2008)

Janusz Wojtusiak, Ryszard S. Michalski

Abstract. Compound attributes are named groups of attributes that have been introduced in Attributional Calculus (AC) to facilitate learning descriptions of objects whose components are characterized...

Discovering Multi-head Attributional Rules in Large Databases (2008)

Cezary Głowi Ski, Ryszard S. Michalski

Abstract: A method for discovering multi-head attributional rules in large databases is presented and illustrated by results from an implemented program. Attributional rules (a.k.a. attributional...

Category: Genetic Algorithms Comparing Performance of the Learnable Evolution Model and Genetic Algorithms Applied to Digital Signal Filters (2008)

Mark Coletti, Craig Mandsager, Rida Moustafa, Ryszard S. Michalski

This paper describes an application of the Learnable Evolution Model (LEM) to a digital signal filter parameter identification problem, and compares its performance with that of two canonical genetic...

A Measure of Description Quality for Data Mining and its Implementation in the AQ18 Learning System (2008)

Ryszard S. Michalski, Kenneth A. Kaufman

Given a sufficiently large database, it is usually possible to derive many different hypotheses about the data. Therefore, an important problem in data mining is which hypothesis to select, or, more...

A Rules-to-Trees Conversion in the Inductive Database System VINLEN (2008)

Ryszard S. Michalski

Abstract. Decision trees and rules are completing methods of knowledge representation. Both have advantages in some applications. Algorithms that convert trees to rules are common. In the paper an...

Learning Hybrid Concept Descriptions (2008)

Ryszard S. Michalski, Janusz Wnek

Most symbolic learning methods are concerned with learning concept descriptions in the form of a decision tree or a set of rules expressed in terms of the originally given attributes. For some...

Intelligent Optimization via Learnable Evolution Model (2008)

Ryszard S. Michalski, Janusz Wojtusiak, Kenneth A. Kaufman

A new method for optimizing complex functions and systems is described that employs Learnable Evolution Model (LEM), a form of non-Darwinian evolutionary computation guided by machine learning....

Knowledge Mining: A Proposed New Direction (2008)

Ryszard S. Michalski

In the last several years, the field of data mining has been rapidly expanding, and attracting many new researchers and users. The underlying reason for such a rapid growth is a great need for...

2 Data Mining and Knowledge Discovery: A Review of Issues and a Multistrategy (2008)

Ryszard S. Michalski, Kenneth A. Kaufman, I. Bratko, M. Kubat, John Wiley, ...

An enormous proliferation of databases in almost every area of human endeavor has created a great demand for new, powerful tools for turning data into useful, task-oriented knowledge. In efforts to...

Generating Alternative Hypotheses in AQ Learning (2008)

Ryszard S. Michalski, Ryszard S. Michalski

In many areas of application of machine learning and data mining, it is desirable to generate alternative inductive hypotheses from the given data. The A q-ALT or, briefly, ALT method, presented in...

LEARNING DESIGN RULES FOR WIND BRACINGS IN TALL BUILDINGS (2008)

Tomasz Arciszewski, Associate Member Asce, Eric Bloedorn, Ryszard S. Michalski, Mohamad Mustafa, Janusz Wnek

This paper describes a methodology for applying machine learning to problems of conceptual design, and presents a case study of learning design rules for wind bracings in tall buildings. Design rules...

LEARNING IN AN INCONSISTENT WORLD: (2007)

Kenneth A. Kaufman, Kenneth A. Kaufman, Ryszard S. Michalski, Ryszard S. Michalski

In concept learning and data mining tasks, the learner is typically faced with a choice of many possible hypotheses generalizing the input data. If one can assume that training data contains no...

Ished1: Applying The Lem Methodology To Heat Exchanger Design (2007)

Kenneth A. Kaufman, Kenneth A. Kaufman, Ryszard S. Michalski, Ryszard S. Michalski, Exchanger Design

Evolutionary computation has traditionally employed a Darwinian approach, in which a population of individuals "evolves" based on random perturbations in their "genetic" makeup...

Learning Design Rules For Wind Bracings In Tall Buildings (2007)

Tomasz Arciszewski, Eric Bloedorn, Ryszard S. Michalski, Mohamad Mustafa, Janusz Wnek

This paper describes a methodology for applying machine learning to problems of conceptual design, and presents a case study of learning design rules for wind bracings in tall buildings. Design rules...

Modeling User Behavior by Integrating AQ Learning with a Database: Initial Results (2007)

Guido Cervone, Ryszard S. Michalski

Abstract: The paper describes recent results from developing and testing LUS methodology for user modeling. LUS employs AQ learning for automatically creating user models from datasets representing...

2 ISHED1: APPLYING THE LEM METHODOLOGY TO HEAT (2007)

Kenneth A. Kaufman, Kenneth A. Kaufman, Ryszard S. Michalski, Ryszard S. Michalski, Exchanger Design

Evolutionary computation has traditionally employed a Darwinian approach, in which a population of individuals “evolves ” based on random perturbations in their “genetic ” makeup and the...

A General Description and User’s Guide Summary (2007)

Ryszard S. Michalski, Ryszard S. Michalski, Kenneth A. Kaufman, Kenneth A. Kaufman

This report provides a description and a user’s guide for AQ19, a program for machine learning and pattern discovery. AQ19 works in two modes: Theory Formation and Pattern Discovery. In Theory...

American Association for Artificial Intelligence Multistrategy Task-adaptive Learning Using (2007)

Edited Ryszard, S. Michalski, Janusz Wnek, Nabil W. Alkharouf, Ryszard S. Michalski

This research concerns the development of a methodology for representing, plazaflag and executing multitype inferences in a multistrategy task-adaptive learning system. These inferences, defined in...

Conceptual Clustering Versus Numerical Taxonomy (2007)

Ryszard S. Michalski

Abstract-A method for automated construction of classifications called conceptual clustering is described and compared to methods used in numerical taxonomy. This method arranges objects into classes...

THE INLEN SYSTEM FOR EXTRACTING KNOWLEDGE FROM DATABASES: Goals and General Description (2007)

K. Kaufman, R. S. Michalski, J. Zytkow, L. Kerschberg, Kenneth A. Kaufman, Ryszard S. Michalski, ...

The INLEN system combines database, knowledge base, and machine learning technologies to provide a user with an integrated system of tools for conceptually analyzing data and searching for...

Machine Learmug: A Historical and MethodOlogical Analysis (2007)

J. G. Carbonell, R. S. Michalski, T. M. Mitchell, Jaime G. Carbonell, Ryszard S. Michalski, Tom M. Mitchell

Editors ' Note: Machine Learning has been a constant theme throughout Al's two decades o [ existence. In this overa ew the authors analyze various aspects including the major.thodological...

and R. S. Michalski (Eds.), Kluwer Publishing Company, 1986. (2007)

R. S. Michalski, Ryszard S. Michalski

This note provides a brief account of major projects on Machine Learning done in

Descriptions from Examples (2007)

R. S. Michalski, Ryszad S. Michalski, William A. Hoff, William A. Hoff, Ryszard S. Michalski

All rights to this publication belong to the author/s. Permission is required for duplication by the University of Illinois, Department of Computer Science, Artificial

1 UNDERSTANDING THE NATURE OF LEARNING: Issues and Research Directions (2007)

Ryszard S. Michalski

This chapter presents an overview of goals and directions in machine learning research and serves as a conceptual road map to other chapters. [t investigates intrinsic aspects of the learning...

A GENERAL CRITERION FOR MEASURING (2007)

F. Bergadano, S. Matwin, R. S. Michalski, J. Zhang, Francesco Bergadano, Stan Matwin, ...

An important aspect of any learning method is an evaluation of the learned knowledge, in particular, an evaluation of the plausibility and usefulness of concept descriptions that are being created....

R.S.,"An Experimental Comparison of Symbolic and Subsymbolic Learning Paradigms: Phase I - Learning Logic-style Concepts (2007)

J. Wnek, R. S. Michalski, Janusz Wnek, Janusz Wnek, Ryszard S. Michalski, Ryszard S. Michalski

The paper discusses and experimentally compares five different methods for concept learning from examples. The first three are symbolic methods, specifically, a decision tree learning method (C4.5),...

INTEGRATING QUANTITATIVE AND QUALITATIVE DISCOVERY IN THE (2007)

Abacus System, B. C. Falkenhainer, R. S. Michalski, Brian C. Falkenhaincr, Ryszard S. Michalski

Most research on inductive learning has been concerned with qualitative learn-ing that creates conceptual, logic-style descriptions from the given facts. In contrast, quantitative learning deals with...

PROGRAMMER'S GUIDE FOR THE SUN WORKSTATION (2007)

K. Kaufman, R. S. Michalski, Kenneth A. Kaufman, Kenneth A, Alan C. Schultz, Alan C. Schultz, ...

EMERALD 1 is a large-scale system integrating several advanced programs exhibiting different forms of learning or discovery. The system is intended to support teaching and research in the area of...

INFERENTIAL LEARNING THEORY: A Conceptual Framework for Characterizing Learning Processes (2007)

Ryszard S. Michaiski, Ryszard S. Michalski, Ryszard S. Michalski

The paper presents initial results toward developing a unifying conceptual framework for characterizing diverse learning strategies and paradigms. It outlines the Inferential Learning Theory (ILT)...

INPUT UNDERSTANDING AS A BASIS FOR (2007)

R. S. Michalski, G. Tecuci, Gheorghe Tecuci, Ryszard S. Michalski

The paper explores several general issues in developing a multistrategy task-adaptive learning (MTL) system. The system aims at integrating a whole range of learning strategies, such as...

An Architecture for Integrating Machine Learning and Discovery Programs into a Data Analysis System (2007)

K. Kaufman, R. S. Michalski, L. Kerschberg, Kenneth A. Kaufman, Kenneth A. Kaufman, Ryszard S. Michalski, ...

The architecture of a large-scale system, INLEN, for the discovery of knowledge from facts, is described and then illustrated by an exploratory application. INLEN combines database, knowledge base,...

COMPARING SYMBOLIC AND SUBSYMBOLIC LEARNING: Three Studies (2007)

G. Tecuci, Morgan Kaumann, Janusz Wnek, Ryszard S. Michalski

This chapter reports on three studies comparing symbolic and subsymbolic methods for concept learning from examples. The first study compared five learning methods, three represenling symbolic...

R.S.,"An Experimental Comparison of Symbolic and Subsymbolic Learning Paradigms: Phase I - Learning Logic-style Concepts (2007)

J. Wnek, R. S. Michalski, Janusz Wnek, Ryszard S. Michalski

ABSTRACT--This paper reports on three studies comparing symbolic and subsymbolic methods for concept learning from examples. The first study compared five learning methods, three representing...

AND JANUSZ WNEK (2007)

Ryszard S. Michalski

Abstract. The paper presents initial results from an emerging new direction in engineering design research, in particular, creative design. It argues that constructive induction, which was originally...

PROGRAMMER'S GUIDE FOR THE DEC VAXSTATION (2007)

K. Kaufman, R. S. Michalski, Kenneth A. Kaufman, Kenneth A. Kaufman, Ryszard S. Michalski, Ryszard S. Michalski

EMERALD 1 is a large-scale system integrau.'ng several advanced programs exhibiting different forms of learning or discovery. The system is rotended to support teaching and research in the area...

Learning Hybrid Concept Descriptions (2007)

Ryszard S. Michalski, Janusz Wnek

Most symbolic learning methods are concerned with learning concept descriptions in the form of a decision tree or a set of rules expressed in terms of the originally given attributes. For some...

A Measure of Description Quality for Data Mining and its Implementation in the AQ18 Learning System (2007)

Ryszard S. Michalski, Kenneth A. Kaufman

Given a sufficiently large database, it is usually possible to derive many different hypotheses about the data. Therefore, an important problem in data mining is which hypothesis to select, or, more...

pp. 70--79 AQ-PM: A System for Partial Memory Learning (2007)

Marcus A. Maloof, Ryszard S. Michalski

Abstract. This paper describes AQ-PM, a system for partial memory learning, which determines and memorizes representative concept examples, and then uses them with new training examples to induce new...

Semantic and Syntactic Attribute Types in AQ Learning (2007)

Michalski, Ryszard S., Wojtusiak, Janusz

AQ learning strives to perform natural induction that aims at deriving general descriptions from specific data and formulating them in human-oriented forms. Such descriptions are in the forms closely...

Progress Report on the Learnable Evolution Model (2007)

Michalski, Ryszard S., Wojtusiak, Janusz, Kaufman, Kenneth

This report reviews recent research on Learnable Evolution Model (LEM), and presents selected results from its application to the optimization of complex functions and engineering designs. Among the...

PROGRESS REPORT ON LEARNABLE EVOLUTION MODEL (2007)

Ryszard S. Michalski, Janusz Wojtusiak, Kenneth A. Kaufman, Ryszard S. Michalski, Janusz Wojtusiak, Kenneth A. Kaufman

This report reviews recent research on Learnable Evolution Model (LEM), and presents selected results from its application to the optimization of complex functions and engineering designs. Among the...

The LEM3 Implementation of Learnable Evolution Model and Its Testing on Complex Function Optimization Problems (2006)

Wojtusiak, Janusz, Michalski, Ryszard S.

© ACM, 2006. This is the author's version of the work. It is posted here by permission of ACM for your personal use. Not for redistribution.

Multitype Pattern Discovery Via AQ21: A Brief Description of the Method and Its Novel Features (2006)

Wojtusiak, Janusz, Michalski, Ryszard S., Kaufman, Kenneth A., Pietrzykowski, Jaroslaw

The AQ21 program seeks different types of patterns in data and represents them in human-oriented forms resembling natural language descriptions. Because of the latter feature it is called a natural...

Natural Induction and Conceptual Clustering: A Review of Applications (2006)

Michalski, Ryszard S., Kaufman, Kenneth A., Pietrzykowski, Jaroslaw, Wojtusiak, Janusz, Mitchell, Scott, Seeman, Doug

Natural induction and conceptual clustering are two methodologies pioneered by the GMU Machine Learning and Inference Laboratory for discovering conceptual relationships in data, and presenting them...

The Use of Compound Attributes in AQ Learning (2006)

Wojtusiak, Janusz, Michalski, Ryszard S.

Compound attributes are named groups of attributes that have been introduced in Attributional Calculus (AC) to facilitate learning descriptions of objects whose components are characterized by...

Learning Symbolic User Models for Intrusion Detection: A Method and Initial Results (2006)

Michalski, Ryszard S., Kaufman, Kenneth A., Pietrzykowski, Jaroslaw, Śnieżyński, Bartłomiej, Wojtusiak, Janusz

This paper briefly describes the LUS-MT method for automatically learning user signatures (models of computer users) from datastreams capturing users’ interactions with computers. The signatures...

Proceedings of the International Workshop on Multistrategy Learning (2nd) Held in Harpers Ferry, West Virginia on May 26-29, 1993 (2006)

Michalski, Ryszard S., Tecuci, Gheorghe

This volume contains the papers accepted for presentation at the Second International Workshop on Multistrategy Learning (briefly, MSL-93), held in Harpers Ferry, WV, May 26-29, 1993. The workshop...

Multitype Pattern Discovery via AQ21: A Brief Description of the Method and Its Novel Features (2006)

Janusz Wojtusiak, Ryszard S. Michalski, Kenneth A. Kaufman, Jaroslaw Pietrzykowski, Janusz Wojtusiak, Ryszard S. Michalski, ...

The AQ21 program seeks different types of patterns in data and represents them in human-oriented forms resembling natural language descriptions. Because of the latter feature it is called a natural...

Natural Induction and Conceptual Clustering: A Review of Applications (2006)

Ryszard S. Michalski, Kenneth A. Kaufman, Jaroslaw Pietrzykowski, Janusz Wojtusiak, Scott Mitchell, Doug Seeman, ...

Natural induction and conceptual clustering are two methodologies pioneered by the GMU Machine Learning and Inference Laboratory for discovering conceptual relationships in data, and presenting them...

Learning Symbolic User Models for Intrusion Detection: A Method and (2006)

Ryszard S. Michalski, Kenneth A. Kaufman, Jaroslaw Pietrzykowski, Bartlomiej Sniezynski, Janusz Wojtusiak

Abstract. This paper briefly describes the LUS-MT method for automatically learning user signatures (models of computer users) from datastreams capturing users ’ interactions with computers. The...

The LEM3 Implementation of Learnable Evolution Model and Its Testing on Complex Function Optimization Problems (2006)

Janusz Wojtusiak, Ryszard S. Michalski

ABSTRACT 1 Learnable Evolution Model (LEM) is a form of non-Darwinian evolutionary computation that employs machine learning to guide evolutionary processes. Its main novelty are new type of...

George Mason University NATURAL INDUCTION AND CONCEPTUAL CLUSTERING: A REVIEW OF APPLICATIONS (2006)

Ryszard S. Michalski, Kenneth A. Kaufman, Jaroslaw Pietrzykowski, Janusz Wojtusiak, Scott Mitchell, Doug Seeman, ...

Natural induction and conceptual clustering are two methodologies pioneered by the GMU Machine Learning and Inference Laboratory for discovering conceptual relationships in data, and presenting them...

Multitype Pattern Discovery via AQ21: A Brief Description of the Method and Its Novel Features (2006)

Janusz Wojtusiak, Janusz Wojtusiak, Ryszard S. Michalski, Ryszard S. Michalski, Kenneth A. Kaufman, Kenneth A. Kaufman, ...

The AQ21 program seeks different types of patterns in data and represents them in human-oriented forms resembling natural language descriptions. Because of the latter feature it is called a natural...

Learning User Models for Computer Intrusion Detection: Preliminary Results from Natural Induction Approach (2005)

Michalski, Ryszard S., Kaufman, Kenneth A., Pietrzykowski, Jaroslaw, Śnieżyński, Bartłomiej, Wojtusiak, Janusz

This paper presents a description of the LUS method for creating models (signatures) of computer users from datastreams that characterize users' interactions with computers, and the results of...

The LEM3 System for Non-Darwinian Evolutionary Computation and Its Application to Complex Function Optimization (2005)

Wojtusiak, Janusz, Michalski, Ryszard S.

LEM3 is the newest implementation of Learnable Evolution Model (LEM), a non-Darwinian evolutionary computation methodology that employs machine learning to guide evolutionary processes. Due to a deep...

Reasoning with Meta-values in AQ Learning (2005)

Michalski, Ryszard S., Wojtusiak, Janusz

This paper describes methods for reasoning with missing, irrelevant and not applicable meta-values in the AQ attributional rule learning. The methods address issues of handling these values in...

Knowledge Visualization Using Optimized General Logic Diagrams (2005)

Śnieżyński, Bartłomiej, Szymacha, Robert, Michalski, Ryszard S.

Knowledge Visualizer (KV) uses a General Logic Diagram (GLD) to display examples and/or various forms of knowledge learned from them in a planar model of a multi-dimensional discrete space. Knowledge...

A Rules-to-Trees Conversion in the Inductive Database System VINLEN (2005)

Śnieżyński, Bartłomiej, Michalski, Ryszard S.

Decision trees and rules are completing methods of knowledge representation. Both have advantages in some applications. Algorithms that convert trees to rules are common. In the paper an algorithm...

From Data Mining to Knowledge Mining (2005)

Kaufman, Kenneth A., Michalski, Ryszard S.

In view of the tremendous production of computer data worldwide, there is a strong need for new powerful tools that can automatically generate useful knowledge from a variety of data, and present it...

The LEM3 System for Non-Darwinian Evolutionary Computation and Its Application to Complex Function Optimization (2005)

Janusz Wojtusiak, Janusz Wojtusiak, Ryszard S. Michalski, Ryszard S. Michalski

LEM3 is the newest implementation of Learnable Evolution Model (LEM), a non-Darwinian evolutionary computation methodology that employs machine learning to guide evolutionary processes. Due to a deep...

Learning User Models for Computer Intrusion Detection: Preliminary Results from Natural Induction Approach (2005)

Ryszard S. Michalski, Ryszard S. Michalski, Kenneth A. Kaufman, Kenneth A. Kaufman, Jaroslaw Pietrzykowski, Jaroslaw Pietrzykowski, ...

This paper presents a description of the LUS method for creating models (signatures) of computer users from datastreams that characterize users ' interactions with computers, and the results of...

Knowledge Visualization Using Optimized General Logic Diagrams (2005)

Robert Szymacha, Ryszard S. Michalski

Abstract. Knowledge Visualizer (KV) uses a General Logic Diagram (GLD) to display examples and/or various forms of knowledge learned from them in a planar model of a multi-dimensional discrete space....

Reasoning with Meta-values in AQ Learning (2005)

Ryszard S. Michalski, Ryszard S. Michalski, Janusz Wojtusiak, Janusz Wojtusiak

This paper describes methods for reasoning with missing, irrelevant and not applicable meta-values in the AQ attributional rule learning. The methods address issues of handling these values in...

Generating Alternative Hypotheses in AQ Learning (2004)

Michalski, Ryszard S.

In many areas of application of machine learning and data mining, it is desirable to generate alternative inductive hypotheses from the given data. The Aq-ALT or, briefly, ALT method, presented in...

Initial Considerations toward Knowledge Mining (2004)

Kaufman, Kenneth A., Michalski, Ryszard S.

In view of the tremendous production of computer data worldwide, there is a strong need for new powerful tools that can automatically generate useful knowledge from a variety of data, and present it...

Attributional Calculus: A Logic and Representation Language for Natural Induction (2004)

Michalski, Ryszard S.

Attributional calculus (AC) is a typed logic system that combines elements of propositional logic, predicate calculus, and multiple-valued logic for the purpose of natural induction. By natural...

An Optimized Design of Finned-Tube Evaporators Using the Learnable Evolution Model (2004)

Domanski, Piotr A., Yashar, David, Kaufman, Kenneth A., Michalski, Ryszard S.

Optimizing the refrigerant circuitry for a finned-tube evaporator is a daunting task for traditional exhaustive search techniques due to the extremely large number of circuitry possibilities. For...

Attributional Calculus: A Logic and Representation Language for Natural Induction (2004)

Ryszard S. Michalski, Ryszard S. Michalski

Attributional calculus (   ¢ ¡ ) is a typed logic system that combines elements of propositional logic, predicate calculus, and multiple-valued logic for the purpose of natural induction. By...

An Optimized Design of Finned-Tube Evaporators Using the Learnable Evolution Model (2004)

Piotr A. Domanski, Piotr A. Domanski, David Yashar, David Yashar, Kenneth A. Kaufman, Kenneth A. Kaufman, ...

Optimizing the refrigerant circuitry for a finned-tube evaporator is a daunting task for traditional exhaustive search techniques due to the extremely large number of circuitry possibilities. For...

INITIAL CONSIDERATIONS TOWARD KNOWLEDGE MINING (2004)

Kenneth A. Kaufman, Ryszard S. Michalski, Kenneth A. Kaufman, Ryszard S. Michalski

In view of the tremendous production of computer data worldwide, there is a strong need for new powerful tools that can automatically generate useful knowledge from a variety of data, and present it...

The Development of the Inductive Database System VINLEN: A Review of Current Research (2003)

Cervone, Guido, Kaufman, Kenneth A., Michalski, Ryszard S.

The recently introduced Learnable Evolution Model (LEM) represents a form of non-Darwinian evolutionary computation that is guided by a learning system. Specifically, LEM "genetically engineers" new...

An Application of Symbolic Learning to Intrusion Detection: Preliminary Results from the LUS Methodology (2003)

Kaufman, Kenneth A., Cervone, Guido, Michalski, Ryszard S.

This paper describes briefly a method for applying AQ symbolic learning to problems of computer user modeling and intrusion detection. The method, called LUS (Learning User Signatures), learns models...

Inferential Theory of Learning and Inductive Databases (2003)

Michalski, Ryszard S.

This research was performed at the Machine Learning and Inference Laboratory at George Mason University. Laboratory's research activities are supported in part by the National Science Foundation...

Knowledge Mining: A Proposed New Direction (2003)

Michalski, Ryszard S.

This research was performed at the Machine Learning and Inference Laboratory at George Mason University. Laboratory's research activities are supported in part by the National Science Foundation...

The Development of the Inductive Database System VINLEN: A Review of Current Research (2003)

Kaufman, Kenneth A., Michalski, Ryszard S.

Current research on the VINLEN inductive database system is briefly reviewed and illustrated by selected results. The goal of research on VINLEN is to develop a methodology for deeply integrating a...

Proceedings of the Third International Workshop on Multistrategy Learning, May 23-25 Harpers Ferry, WV. (2003)

Michalski, Ryszard S., Wnek, Janusz

The Third International Workshop on Multistrategy Learning (MSL-96), held in Harpers Ferry, WV, May 23-25, 1996, attracted leading researchers in this area from Australia, Austria, Belgium, France,...

The Development of the Inductive Database System VINLEN: A Review of (2003)

Kenneth A. Kaufman, Ryszard S. Michalski

Abstract. Current research on the VINLEN inductive database system is briefly reviewed and illustrated by selected results. The goal of research on VINLEN is to develop a methodology for deeply...

Validating Learnable Evolution Model on Selected Optimization and Design Problems (2003)

Guido Cervone, Guido Cervone, Kenneth A. Kaufman, Kenneth A. Kaufman, Ryszard S. Michalski, Ryszard S. Michalski

The recently introduced Learnable Evolution Model (LEM) represents a form of non-Darwinian evolutionary computation that is guided by a learning system. Specifically, LEM “genetically engineers ”...

An Application of Symbolic Learning to Intrusion Detection: Preliminary Results From the LUS Methodology (2003)

Kenneth A. Kaufman, Kenneth A. Kaufman, Guido Cervone, Guido Cervone, Ryszard S. Michalski, Ryszard S. Michalski

This paper describes briefly a method for applying AQ symbolic learning to problems of computer user modeling and intrusion detection. The method, called LUS (Learning User Signatures), learns models...

Validating Learnable Evolution Model on Selected Optimization and Design Problems (2003)

Guido Cervone, Guido Cervone, Kenneth A. Kaufman, Kenneth A. Kaufman, Ryszard S. Michalski, Ryszard S. Michalski

The recently introduced Learnable Evolution Model (LEM) represents a form of non-Darwinian evolutionary computation that is guided by a learning system. Specifically, LEM “genetically engineers ”...

Attributional Ruletrees: A New Representation for AQ Learning (2002)

Michalski, Ryszard S.

Attributional ruletrees are proposed as an extension of the current ruleset representation used by AQ type learning. The ruletrees split a multiclass classification problem into separate subproblems...

Recent Results from the Experimental Evaluation of the Learnable Evolution Model (2002)

Cervone, Guido, Kaufman, Kenneth A., Michalski, Ryszard S.

The Learnable Evolution Model (LEM) represents a form of non-Darwinian evolutionary computation that is guided by a learning system. Specifically, LEM "genetically engineers" new populations via...

Modeling User Behavior by Integrating AQ Learning with a Database: Initial Results (2002)

Cervone, Guido, Michalski, Ryszard S.

The paper describes recent results from developing and testing LUS methodology for user modeling. LUS employs AQ learning for automatically creating user models from datasets representing activities...

Proceedings of the International Machine Learning Workshop (3rd) Held in Skytop, Pennsylvania on June 24-26, 1985. (2002)

Mitchell,Tom M., Carbonell,Jaime G., Michalski,Ryszard S.

The Third International Machine Learning Workshop brought together approximately 100 researchers working on computer programs that learn. The workshop covered topics such as inductive generalization,...

Attributional Ruletrees: A New Representation for AQ (2002)

Ryszard S. Michalski, Ryszard S. Michalski

Attributional ruletrees are proposed as an extension of the current ruleset representation used by AQ type learning. The ruletrees split a multiclass classification problem into separate subproblems...

Discovering Multi-head Attributional Rules in Large Databases (2001)

Głowiński, Cezary, Michalski, Ryszard S.

A method for discovering multi-head attributional rules in large databases is presented and illustrated by results from an implemented program. Attributional rules (a.k.a. attributional dependencies)...

Adaptive Anchoring Discretization for Learnable Evolution Model: The ANCHOR Method (2001)

Michalski, Ryszard S., Cervone, Guido

To apply a symbolic learning method to learning in a continuous representation space, the variables spanning the space need to be discretized. When the space is very large, a problem arises as to how...

The AQ19 System for Machine Learning and Pattern Discovery: A General Description and User's Guide (2001)

Michalski, Ryszard S., Kaufman, Kenneth A.

Research on the development of the AQ methodology and AQ programs has been conducted in the Machine Learning and Inference Laboratory at George Mason University and previously at the Artificial...

The Development of the AQ20 Learning System and Initial Experiments (2001)

Michalski, Ryszard S., Cervone, Guido, Panait, Liviu A.

Research on a new system implementing the AQ learning methodology, called AQ20, is briefly described, and illustrated by initial results from an experimental version. Like its predecessors, AQ20 is a...

Learning Patterns in Noisy Data: The AQ Approach (2001)

Michalski, Ryszard S., Kaufman, Kenneth A.

This research was conducted in the Machine Learning and Inference Laboratory at George Mason University. The Laboratory's research activities have been supported in part by the National Science...

Learning Patterns in Noisy Data: the AQ Approach (2001)

Ryszard S. Michalski, Kenneth A. Kaufman

In concept learning and data mining, a typical objective is to determine concept descriptions or patterns that will classify future data points as correctly as possible. If one can assume that the...

The AQ19 System for Machine Learning and Pattern Discovery: A General Description and User's Guide (2001)

Ryzsard S. Michalski, Ryszard S. Michalski, Kenneth A. Kaufman, Kenneth A. Kaufman

This report provides a description and a user’s guide for AQ19, a program for machine learning and pattern discovery. AQ19 works in two modes: Theory Formation and Pattern Discovery. In Theory...

Adaptive Anchoring Discretization for Learnable Evolution Model (2001)

Ryzsard S. Michalski, Ryszard S. Michalski, Guido Cervone, Guido Cervone

To apply a symbolic learning method to learning in a continuous representation space, the variables spanning the space need to be discretized. When the space is very large, a problem arises as to how...

A Knowledge Scout for Discovering Medical Patterns: Methodology and System SCAMP (2000)

Kaufman, Kenneth A., Michalski, Ryszard S.

Knowledge scouts are software agents that autonomously synthesize knowledge of interest to a given user (target knowledge) by applying inductive database operators to a local or distributed dataset....

Experimental Validations of the Learnable Evolution Model (2000)

Cervone, Guido, Kaufman, Kenneth A., Michalski, Ryszard S.

A recently developed approach to evolutionary computation, called Learnable Evolution Model or LEM, employs machine learning to guide processes of generating new populations. The central new idea of...

Combining Machine Learning with Evolutionary Computation: Recent Results on LEM (2000)

Cervone, Guido, Michalski, Ryszard S., Kaufman, Kenneth A., Panait, Liviu A.

The Learnable Evolution Model (LEM), first presented at the Fourth International Workshop on Multistrategy Learning, employs machine learing to guide evolutionary computation. Specifically, LEM...

Speeding Up Evolution through Learning: LEM (2000)

Michalski, Ryszard S., Cervone, Guido, Kaufman, Kenneth A.

This paper reports briefly on the development of a new approach to evolutionary computation, called the Learnable Evolution Model or LEM. In contrast to conventional Darwinian-type evolutionary...

The AQ18 System for Machine Learning and Data Mining System: An Implementation and User's Guide (2000)

Michalski, Ryszard S., Kaufman, Kenneth A.

This report is a comprehensive user's guide for AQ18, an environment for natural induction, machine learning and knowledge discovery. By natural induction is meant a form of inductive inference which...

An Adjustable Description Quality Measure for Pattern Discovery in Large Databases Using the AQ Methodology (2000)

Kaufman, Kenneth A., Michalski, Ryszard S.

In concept learning and data mining tasks, the learner is typically faced with a choice of many possible hypotheses or patterns characterizing the input data. If one can assume that training data...

ISHED1: Applying the LEM Methodology to Heat Exchanger Design (2000)

Michalski, Ryszard S., Kaufman, Kenneth A.

The authors thank the National Institute of Standards and Technology and Intelligent Information Systems, Inc. for their support on this project. This research was conducted in the Machine Learning...

Building Knowledge Scouts Using KGL Metalanguage (2000)

Michalski, Ryszard S., Kaufman, Kenneth A.

Knowledge scouts are software agents that autonomously search for and synthesize user-oriented knowledge (target knowledge) in large local or distributed databases. A knowledge generation...

Learning and Evolution: An Introduction to Non-Darwinian Evolutionary Computation (2000)

Michalski, Ryszard S.

The field of evolutionary computation has drawn inspiration from Darwinian evolution in which species adapt to the environment through random variations and selection of the fittest. This type of...

Combining machine learning with evolutionary computation: Recent results on lem (2000)

Guido Cervone, Ryszard S. Michalski, Kenneth K. Kaufman, Liviu A. Panait

The Learnable Evolution Model (LEM), first presented at the Fourth International Workshop on Multistrategy Learning, employs machine learing to guide evolutionary computation. Specifically, LEM...

Building Knowledge Scouts Using KGL Metalanguage (2000)

Ryszard S. Michalski, Kenneth A. Kaufman

Knowledge scouts are software agents that autonomously search for and synthesize user-oriented knowledge (target knowledge) in large local or distributed databases. A knowledge generation...

Summary (2000)

Kenneth Kaufman, Ryszard S. Michalski

This report is a comprehensive user’s guide for AQ18, an environment for natural induction, machine learning and knowledge discovery. By natural induction is meant a form of inductive inference...

Learnable evolution model: Evolutionary processes guided by machine learning (2000)

Ryszard S. Michalski, Floriana Esposito, Lorenza Saitta

Abstract. A new class of evolutionary computation processes is presented, called Learnable Evolution Model or LEM. In contrast to Darwinian-type evolution that relies on mutation, recombination, and...

Experimental validations of the learnable evolution model (2000)

Guido Cervone, Kenneth K. Kaufman, Ryszard S. Michalski

A recently developed approach to evolutionary computation, called Learnable Evolution Model or LEM, employs machine learning to guide processes of generating new populations. The central new idea of...

A Knowledge Scout for Discovering Medical Patterns: Methodology and System (2000)

Kenneth A. Kaufman, Ryszard S. Michalski

Abstract. Knowledge scouts are software agents that autonomously synthesize knowledge of interest to a given user (target knowledge) by applying inductive database operators to a local or distributed...

Combining machine learning with evolutionary computation: Recent results on lem (2000)

Guido Cervone, Ryszard S. Michalski, Kenneth K. Kaufman, Liviu A. Panait

The Learnable Evolution Model (LEM), first presented at the Fourth International Workshop on Multistrategy Learning, employs machine learing to guide evolutionary computation. Specifically, LEM...

Applying Learnable Evolution Model to Heat Exchanger Design (2000)

Kenneth A. Kaufman, Ryszard S. Michalski

A new approach to evolutionary computation, called Learnable Evolution Model (LEM), has been applied to the problem of optimizing tube structures of heat exchangers. In contrast to conventional...

Initial Experiments with the LEM1 Learnable Evolution Model: An Application to Function Optimization and Evolvable Hardware (1999)

Ryszard S. Michalski, Ryszard S. Michalski, Qi Zhang, Qi Zhang

This report presents results of a series of experiments on applying LEM1, a preliminary implementation of Learnable Evolution Model, to a sample of problems in function optimization and evolvable...

An Experimental Application of Learnable Evolution Model and Genetic Algorithms to Parameter Estimation (1999)

M. Coletti, T. Lash, R. S. Michalski, Mark Coletti, Tom Lash, Craig M, ...

This paper describes an application of LEM1, a preliminary implementation of Learnable Evolution Model (LEM), and two evolutionary algorithms, GA1 and GA2, to parameter estimation in non-linear...

Learning in an Inconsistent World: Rule Selection in STAR/AQ18 (1999)

Kenneth A. Kaufman, Kenneth A. Kaufman, Ryszard S. Michalski, Ryszard S. Michalski

In concept learning and data mining tasks, the learner is typically faced with a choice of many possible hypotheses generalizing the input data. If one can assume that training data contains no...

An Experimental Application of Learnable Evolution Model and Genetic Algorithms to Parameter Estimation (1999)

M. Coletti, T. Lash, R. S. Michalski, R. Moustafa, Mark Coletti, Tom Lash, ...

This paper describes an application of LEM1, a preliminary implementation of Learnable Evolution Model (LEM), and two canonical genetic algorithms, GA1 and GA2, to parameter estimation in digital...

LEARNING IN AN INCONSISTENT WORLD: (1999)

Kenneth A. Kaufman, Ryszard S. Michalski, Kenneth A. Kaufman, Ryszard S. Michalski, Rule Selection

In concept learning and data mining tasks, the learner is typically faced with a choice of many possible hypotheses generalizing the input data. If one can assume that training data contains no...

Learning from Inconsistent and Noisy Data: The AQ18 Approach (1999)

Kenneth A. Kaufman, Ryszard S. Michalski

Abstract. In concept learning or data mining tasks, the learner is typically faced with a choice of many possible hypotheses characterizing the data. If one can assume that the training data are...

DISCOVERING MULTIDIMENSIONAL PATTERNS IN LARGE DATASETS USING KNOWLEDGE SCOUTS (1999)

Ryszard S. Michalski, Kenneth A. Kaufman, Ryszard S. Michalski, Kenneth A. Kaufman

This paper presents the concept of a knowledge scout, an intelligent agent that operates within an inductive database to automatically search for target knowledge. A knowledge scout is defined by a...

Machine Learning. Part 1. A Historical and Methodological Analysis. (1998)

Carbonell,Jaime G., Michalski,Ryszard S., Mitchell,Tom M.

Machine learning has always been an integral part of artificial intelligence, and its methodology has evolved in concert with the major concerns of the field. In response to the difficulties of...

DATA-DRIVEN CONSTRUCTIVE INDUCTION: A Methodology and Experiments (1998)

Eric Bloedorn, Ryszard S. Michalski

The presented methodology concerns constructive induction, viewed generally as a process combining two intertwined searches: first for the “best ” representation space, and second for the “best...

Discovery Planning: Multistrategy Learning in Data Mining (1998)

Kenneth A. Kaufman, Ryszard S. Michalski

The process of applying machine learning to data mining may require many trials, backtracking, and multiple executions of different learning and inference procedures. Such a process can be...

DATA-DRIVEN CONSTRUCTIVE INDUCTION: A Methodology and Its Applications (1998)

Eric Bloedorn, Ryszard S. Michalski

The presented methodology concerns constructive induction, viewed generally as a process combining two intertwined searches: first for the "best" representation space, and second for the...

Discovery Planning: Multistrategy Learning in Data Mining (1998)

Kenneth A. Kaufman, Ryszard S. Michalski

The process of applying machine learning to data mining may require many trials, backtracking, and multiple executions of different learning and inference procedures. Such a process can be...

Data Mining and Knowledge Discovery: A Review of Issues and a Multistrategy Approach (1998)

Ryszard S. Michalski, Ryszard S. Michalski, Kenneth A. Kaufman, Kenneth A. Kaufman

An enormous proliferation of databases in almost every area of human endeavor has created a great demand for new, powerful tools for turning data into useful, task-oriented knowledge. In efforts to...

KGL: A Language for Learning (1997)

Kenneth A. Kaufman, Kenneth A. Kaufman, Ryszard S. Michalski, Ryszard S. Michalski

In real-life data mining endeavors, the extraction of important knowledge may require many trials and errors, and multiple executions of different sequences of data mining operations. Such...

Learning Symbolic Descriptions Of Shape For Object Recognition In X-Ray Images (1997)

Marcus A. Maloof, Ryszard S. Michalski, S. Michalski

In this paper, we describe a method for learning shape descriptions of objects in x-ray images. The descriptions are induced from shape examples using the AQ15c inductive learning system. The method...

Multistrategy Data Exploration Using the INLEN System: Recent Advances (1997)

Ryszard S. Michalski, Kenneth A. Kaufman

Recent advances in the development of the INLEN system for multistrategy data exploration are briefly reviewed. These advances include the development of a meta-level language for data mining and...

Data Mining and Knowledge Discovery: A Review of Issues and a Multistrategy Approach (1997)

I. Bratko, M. Kubat, John Wiley, Ryszard S. Michalski, Kenneth A. Kaufman

An enormous proliferation of databases in almost every area of human endeavor has created a great demand for new, powerful tools for turning data into useful, task-oriented knowledge. In efforts to...

Data Mining and Knowledge Discovery: A Review of Issues and a Multistrategy Approach (1997)

Ryszard S. Michalski, Ryszard S. Michalski, Kenneth A. Kaufman, Kenneth A. Kaufman

An enormous proliferation of databases in almost every area of human endeavor has created a great demand for new, powerful tools for turning data into useful, task-oriented knowledge. In efforts to...

KGL: A Language for Learning (1997)

Kenneth A. Kaufman, Kenneth A. Kaufman, Ryszard S. Michalski, Ryszard S. Michalski

In real-life data mining endeavors, the extraction of important knowledge may require many trials and errors, and multiple executions of different sequences of data mining operations. Such...

Multistrategy Data Exploration Using the INLEN System: Recent Advances (1997)

Ryszard S. Michalski, Kenneth A. Kaufman

Recent advances in the development of the INLEN system for multistrategy data exploration are briefly reviewed. These advances include the development of a meta-level language for data mining and...

A Method for Reasoning with Structured and Continuous Attributes in the INLEN-2 Knowledge Discovery System (1996)

Kenneth A. Kaufman, Ryszard S. Michalski

Structured attributes have domains (value sets) that are partially ordered sets, typically hierarchies. Such attributes allow knowledge discovery programs to incorporate background knowledge about...

The AQ17-DCI System for Data-Driven Constructive Induction and Its Application to the Analysis of World Economics (1996)

Eric Bloedorn, Ryszard S. Michalski

. Constructive induction divides the problem of learning an inductive hypothesis into two intertwined searches: one---for the "best" representation space, and two---for the "best"...

A Multistrategy Conceptual Analysis of Economic Data (1996)

Ryszard S. Michalski, Kenneth A. Kaufman, Kenneth A. Kaufman

The goal of the multistrategy tool, INLEN, is to serve as an intelligent assistant for discovering knowledge in large databases. INLEN has been applied to, and is well-suited for the exploration of...

The AQ17-DCI System for Data-Driven Constructive Induction and Its Application to the Analysis of World Economics (1996)

Eric Bloedorn, Ryszard S. Michalski

Abstract. Constructive induction divides the problem of learning an inductive hypothesis into two intertwined searches: one—for the “best ” representation space, and two—for the “best ”...

A Method for Reasoning with Structured and Continuous Attributes in the INLEN-2 Knowledge Discovery System (1996)

Kenneth A. Kaufman, Ryszard S. Michalski

Structured attributes have domains (value sets) that are partially ordered sets, typically hierarchies. Such attributes allow knowledge discovery programs to incorporate background knowledge about...

A PartialMemory Incremental Learning Methodology and Its Application to Intrusion Detection (1995)

Marcus A. Maloof, Marcus A. Maloof, Ryszard S. Michalski, Ryszard S. Michalski

and its Application to Computer Intrusion Detection This paper discusses work in progress and introduces a partial memory incremental learning methodology. The incremental learning architecture uses...

Constructive Induction: the Key to Design Creativity (1995)

T. Arciszewski, R. S. Michalski, J. Wnek, Tomasz Arciszews Ki, Ryszard S. Michalski, Janusz Wnek

Abstract. The paper presents initial results from an emerging new direction in engineering design research, in particular, creative design. It argues that constructive induction, which was originally...

Learning as goal-driven inference (1995)

Ryszard S. Michalski, Ashwin Ram

A remarkable aspect of human learners is that they are able to apply a great variety of learning strategies in a flexible and goal-oriented manner and to dynamically accommodate the demands of...

Learning evolving concepts using a partial memory approach (1995)

Marcus A. Maloof, Ryszard S. Michalski

This paper addresses the problem of learning evolving concepts, that is, concepts whose meaning gradually evolves in time. Solving this problem is important to many applications, for example,...

A Method for Partial-Memory Incremental Learning and its Application to Computer Intrusion Detection (1995)

Marcus A. Maloof, Ryszard S. Michalski

This paper describes a partial-memory incremental learning method based on the AQ15c inductive learning system. The method maintains a representative set of past training examples that are used...

A Partial Memory Incremental Learning Methodology and its Application to Computer Intrusion Detection (1995)

Marcus A. Maloof, Marcus A. Maloof, Ryszard S. Michalski, Ryszard S. Michalski

This paper discusses work in progress and introduces a partial memory incremental learning methodology. The incremental learning architecture uses hypotheses induced from training examples to...

Learning Symbolic Descriptions of 2D Shapes for Object Recognition in X-Ray Images (1995)

Marcus A. Maloof, Ryszard S. Michalski

This paper describes a method for learning shape descriptions of 2D objects in x-ray images. The descriptions are induced from shape examples using the AQ15c inductive learning system. The method has...

Learning evolving concepts using a partial memory approach (1995)

Marcus A. Maloof, Ryszard S. Michalski

This paper addresses the problem of learning evolving concepts, that is, concepts whose meaning gradually evolves in time. Solving this problem is important to many applications, for example,...

Constructive Induction: the Key to Design Creativity (1995)

Tomasz Arciszewski, Ryszard S. Michalski, Janusz Wnek

Abstract. The paper presents initial results from an emerging new direction in engineering design research, in particular, creative design. It argues that constructive induction, which was originally...

LEARNING AND COGNITION (1995)

Ryszard S. Michalski, Ryszard S. Michalski

This presentation consists of three interrelated parts:

Hypothesis-Driven Constructive Induction in AQ17-HCI: A Method and Experiments (1994)

R. Michalski, J. Wnek, J. Wnek, R. S. Michalski, Janusz Wnek, Ryszard S. Michalski

A method for consreactive induction is described that generates new problem-relevant atu'ibutes by analyzing and abstracting iteratively created inductive concept hypotheses. The method, called...

Comparing Symbolic and Subsymbolic Learning (1994)

J. Wnek, J. Wnek, R. S. Michalski, R. S. Michalski, Janusz Wnek, Ryszard S. Michalski

This paper reports on three studies comparing symbolic and subsymbolic methods for concept learning from examples. The first study compared five learning methods, three representing symbolic learning...

Conceptual Transition from Logic to Arithmetic (1994)

Janusz Wnek, Ryszard S. Michalski

This paper presents a computational study of the change of the logic-based concepts to arithmeticbased concepts in inductive learning from examples. Specifically, we address the problem of learning...

Discovering Representation Space Transformations for Learning Concept Descriptions Combining DNF and M-of-N Rules (1994)

Janusz Wnek, Ryszard S. Michalski

This paper addresses a class of learning problems that require a construction of descriptions that combine both M-of-N rules and traditional Disjunctive Normal form (DNF) rules. The presented method...

Inferential theory of learning: Developing foundations for multistrategy learning (1994)

Ryszard S. Michalski

The development of multistrategy learning systems requires a clear understanding of the roles and the applicability conditions of different learning strategies. To this end, this chapter introduces...

Conceptual Transition from Logic to Arithmetic (1994)

Janusz Wnek, Ryszard S. Michalski

This paper presents a computational study of the change of the logic-based concepts to arithmeticbased concepts in inductive learning from examples. Specifically, we address the problem of learning...

I.F.: Learning problem-oriented decision structures from decision rules: the AQDT-2 system (1994)

Ryszard S. Michalski, Ibrahim F. Imam

A decision structure is an acyclic graph that specifies an order of tests to be applied to an object (or a situation) to arrive at a decision about that object. and serves as a simple and powerful...

Inferential Theory Of Learning: Developing Foundations For Multistrategy Learning (1994)

Ryszard S. Michalski

The development of multistrategy learning systems should be based on a clear understanding of the roles and the applicability conditions of different learning strategies. To this end, this chapter...

Multitype inference in multistrategy task-adaptive learning: dynamic Interlaced Hierarchies (1993)

R. S. Michalski, Michael R. Hieb, Michael R. Hieb, Ryszard S. Michalski

Research on multistrategy task-adaptive learning aims at integrating all basic inferential learning strategies--learning by deduction, induction and analogy. The implementation of such a learning...

Toward a Unified Theory of Learning: Multistrategy Task-adaptive Learning (1993)

R. S. Michalski, Ryszard S. Michalski

Any learning process can be viewed as a self-modification of the leaxnefs current knowledge tArough an. interaction with some information source. Such knowledge modification is guided by the...

Toward a Unified Theory of Learning: Multistrategy Task-adaptive Learning (1993)

Ryszard S. Michalski

Any learning process can be viewed as a self-modification of the leamer's current knowledge through an interaction with some information source. Such knowledge modification s graded by the...

EMERALD: An Integrated System of Machine Learning and Discovery Programs to Support AI Education and Experimental Research (1993)

Kenneth Kaufman, Ryszard S. Michalski

With the rapid expansion of machine learning methods and applications, there is a strong need for computer-based interactive tools that support education in this area. The EMERALD system was...

EMERALD: An Integrated System of Machine Learning and Discovery Programs to Support Education and Experimental Research (1993)

Kenneth A. Kaufman, Ryszard S. Michalski

With the rapid expansion of machine learning methods and applications, there is a strong need for computer-based interactive tools that support education in this area. The EMERALD system was...

The principal axes method for constructive induction (1992)

J. Bala, R. S. Michalski, J. Wnek, Jerzy W. Bala, Ryszard S. Michalski, Janusz Wnek

The paper describes a novel method for consreactive induction, called PRAX (Principal Axes). The madeflying idea of the method is to determine descriptions of a class of certain basic concepts, and...

Knowledge Extraction from Databases (1991)

K. Kaufman, R. S. Michalski, L. Kerschberg, Kenneth A. Kaufman, Kenneth A. Kaufman, Ryszard S. Michalski, ...

The architecture of a large-scale system, INLEN, is presented as a methodology for the discovery of knowledge from facts. INLEN combines database, knowledge base, and machine learning methods within...

Recognition of Textural Concepts Through Multilevel Symbolic Transformations (1991)

J. Bala, R. S. Michalski, Ryszard S. Michalski

This paper presents the TEXTRAL system, used for determining structural visual properties of textures through symbolic transformations. The 'method consists of two phases: one that extracts...

Eric Bloedorn and Ryszard S. Michalski (1991)

Artificial Intelligence, Eric Bloedorn, Ryszard S. Michalski

This paper presents a method for data-driven constructive induction, which generates new problemoriented attributes by combining the original attributes according to a variety of heuristic rules. The...

Searching for Knowledge in a World Flooded with Facts (1991)

Ryszard S. Michalski

The wide availability of computer technology and large electronic storage media has led to an enormous proliferation of databases in almost every area of human endeavor. This naturally creates an...

Constructive Induction from Data in AQ17-DCI: Further Experiments (1991)

Eric Bloedorn, Ryszard S. Michalski

This paper presents a method for data-driven constructive induction, which generates new problemoriented attributes by combining the original attributes according to a variety of heuristic rules. The...

Data Driven Constructive Induction in AQ17-PRE: A Method and Experiments (1991)

Eric Bloedorn, Ryszard S. Michalski

This paper presents a method for constructive induction, in which new attributes are constructed as various functions of original attributes. Such a method is called data-driven constructive...

Toward a unified theory of learning: an outline of basic ideas (1991)

Ryszard S. Michalski

Initial results toward developing a unifying conceptual framework for characterizing diverse learning strategies and paradigms are presented. We outline the inferential theory of learning that aims...

Research in Machine Learning: Recent Progress, Classification of Methods and Future Directions (1990)

R. S. Michalski, Y. Kodratoff, Ryszard S. Michalski, Yves Kodratoff

The last few years have witnessed a remarkable expansion of research in machine learning. The field has gained an unprecedented popularity, several new areas have developed, and some previously...

Comparing Learning Paradigms via Diagrammatic Visualization: A Case Study in Single Concept Learning using Symbolic, Neural Net and Genetic Algorithm Methods (1990)

J. Wnek, J. Sarma, A. Wahab, R. S. Michalski, Study Single, Concept Learning, ...

Four different learning methods are experimentally compared by applying them to a series of simple, single concept learning problems. The methods compared include a rule-learning program, AQI$, a...

Comparing Learning Paradigms via Diagrammatic Visualization: A Case Study in Single Concept Learning using Symbolic, Neural Net and Genetic Algorithm Methods (1990)

J. Wnek, J. Sarma, A. Wahab, R. S. Michalski, Janusz Wnck, Ashraf A. Wahab, ...

Four different learning methods are experimentally compared by applying them to a series of simple, single concept learning problems. The methods compared include a rule-learning program, AQ15, a...

Dynamic Recognition: An Outline of a Theory on How to Recognize Concepts without Matching Rules," Reports of Machine Learning and Inference (1989)

R. S. Michalski, Ryszard S. Michalski

Existing approaches to the recognition problem assume that to recognize a concept one needs to match the observed data with a stored description of the concept. When the properties of the observed...

Rule Optimization via SG-TRUNC method (1989)

J. Zhang, R. S. Michalski, Jianping Zhang, Ryszard S. Michalski

Most inductive learning systems generate complete and consistent descriptions. In order to achieve completeness and consistency in the presence of noise or iraprecision, one may generate overly...

AgAssistant: An Experimental Expert System Builder for Agricultural Applications (1987)

Katz, Bruce, Fermanian, Thomas W., Michalski, Ryszard S.

This research was supported in part by the International Intelligent Systems, Inc.; the University of Illinois Research Board; Project No. ILLU-65-0357, of the Agricultural Experiment Station,...

Constraints and preferences in inductive learning: An experimental study of human and machine performance (1987)

Douglas L. Medin, William D. Wattenmaker, Ryszard S. Michalski

The paper examines constraints ond preferences employed by people in learning decision rules from preclossified examples. Results from four experiments with human subiects were onolyzed ond compared...

The AQ15 Inductive Learning System: An Overview and Experiments (1986)

Michalski, Ryszard S., Mozetic, Igor, Hong, Jiarong, Lavrac, Nada

This research was supported in part by the National Science Foundation under Grant No. DCR 84-06801, the Office of Naval Research under Grant No. N00014-82-K-0186, the Defense Advanced Research...

Integrating Quantitative and Qualitative Discovery: The ABACUS System (1986)

Falkenhainer, Brian C., Michalski, Ryszard S.

This research was supported in part by the National Science Foundation under Grant No. DCR 84-06801, Office of Naval Research under Grant No. N00014-82-K-0186, and Defense Advanced Research Project...

Qualitative Prediction: The SPARC/G Methodology for Inductively Describing and Predicting Discrete Processes (1986)

Michalski, Ryszard S., Ko, Heedong, Chen, Kaihu

This work was supported in part by the National Science Foundation under grant DCR 84-06801, the Office of Naval Research under grant N00014-82-K-0186, and the Defense Advanced Research Projects...

Dynamic Recognition: An Outline of Theory of How to Recognize Concepts without Matching Rules (1986)

Michalski, Ryszard S.

This research was supported in part by the National Science Foundation under grant No. DCR-8406801, by the Defense Advanced Research Project Agency under Grant No. N00014-K-85-0878, and by the Office...

Qualitative Prediction: The SPARC/G Methodology for Inductively Describing and Predicting Discrete Processes (1986)

Michalski, Ryszard S., Ko, Heedong, Chen, Kaihu

This research was supported in part by the National Science Foundation under grant DCR 84-06801, the Office of Naval Research under grant N00014-82-K-0186, and the Defense Advanced Research Projects...

Understanding the nature of learning: Issues and research directions (1986)

Ryszard S. Michalski, Ryszard S. Michalski

This chapter presents an overview of goals and directions in machine learning research, and is intended to serve as a conceptual road map to other chapters. It investigates intrinsic aspects of the...

Variable Precision Logic (1985)

Michalski, Ryszard S., Winston, Patrick H.

Variable precision logic is concerned with problems of reasoning with incomplete information and under time constraints. It offers mechanisms for handling trade-offs between the precision of...

Variable Precision Logic (1985)

Michalski, Ryszard S., Winston, Patrick H.

Variable precision logic is concerned with problems of reasoning with incomplete information and under time constraints. It offers mechanisms for handling trade-offs between the precision of...

Knowledge Repair Mechanisms: Evolution vs Revolution (1985)

Michalski, Ryszard S.

This research was supported in part by the National Science Foundation under grant DCR 84-06801, and in part by the Office of Naval Research under grant N00014-82-K-0186.

An Expert System to Assist Turfgrass Managers in Weed Identification (1985)

Fermanian, Thomas W., Michalski, Ryszard S., Katz, Bruce

This work is supported in part by grants from ONR no. N00014-82-K-0186, National Science Foundation no. NSF DCR 84-06801, project No. 65-0267 of the Agric. Exp. Stn., College of Agric., Univ. of...

Knowledge Repair Mechanisms: Evolution vs Revolution (1985)

Michalski, Ryszard S.

This research was supported in part by the National Science Foundation under grant DCR 84-06801, and in part by the Office of Naval Research under grant N00014-82-K-0186.

SPARC/E(V.2), An Eleusis Rule Generator and Game Player (1985)

Michalski, Ryszard S., Ko, Heedong, Chen, Kaihu

This research was supported in part by the National Science Foundation under grant NSF DCR 84-06801.

Discovering patterns in sequences of events (1985)

Tom Dietterich, Thomas G. Dietterich, Ryszard S. Michalski, Ryszard S. Michalski

Given a sequence of events (or ob]ects), each 'characterized by a set of attributes, the problem considered is to discover a rule characterizing the sequence and able to predict a plausible...

Automated Construction of Classifications: Conceptual Clustering versus Numerical Taxonomy (1983)

Michalski, Ryszard S., Stepp, Robert E.

This research was supported in part by the National Science Foundation under grant MCS-82-05166 and in part by the Office of Naval Research under Grant N00014-82-K-0186.

Inductive Learning: A Review of Some Recent Work (1983)

Michalski, Ryszard S.

This research was supported in part by the National Science Foundation under grant No. MCS 82-05166.

Discovering Patterns in Sequences of Events (1983)

Dietterich, Thomas G., Michalski, Ryszard S.

The authors gratefully acknowledge the partial support of the NSF under grant MCS-82-05166 and of the Office of Naval Research under grant No. N00014-82-K-0186.

INDUCE 2: A Program for Learning Structural Descriptions from Examples (1983)

Hoff, William A., Michalski, Ryszard S., Stepp, Robert E.

This work was supported in part by the National Science Foundation, Grant No. NSF MCS 82-05166.

Incremental Generation of VL1 Hypotheses: The Underlying Methodology and the Description of Program AQ11 (1983)

Michalski, Ryszard S.

This work was supported in part by the National Science Foundation under Grants MCS 76-22940, MCS 82-05166, and MCS 82-05896, and the Office of Naval Research under Grant N00014-82-K-0186.

Determining Computer Architectures and Compiler Structures Through Inductive Inference: A Preliminary Investigation (1983)

Stauffer, M. D., Michalski, Ryszard S.

This work was supported in part by the National Science Foundation Grants No. MCS 82-05896 and MCS 02-05166.

Selection of Most Representative Training Examples and Incremental Generation of VL1 Hypotheses: The Underlying Methodology and the Description of Programs ESEL and AQ11 (1978)

Michalski, Ryszard S., Larson, James B.

This work was supported in part by a National Science Foundation Grant NSF MCS 76-22940 and in part by a Senior Visiting Fellowship from British Science Research Council.

Designing Extended Entry Decision Tables and Optimal Decision Trees Using Decision Diagrams (1978)

Michalski, Ryszard S.

This work was supported in part by the National Science Foundation under grant NSF MCS 76-22940.

A Planar Geometrical Model for Representing Multi-Dimensional Discrete Spaces and Multiple-Valued Logic Functions (1978)

Michalski, Ryszard S.

This work was supported in part by the National Science Foundation under grant NSF MCS 76-22940.

A System of Programs for Computer-Aided Induction: A Summary (1977)

Michalski, Ryszard S.

The research described in this paper was supported in part by the National Science Foundation, Grant NSF MCS 74-03514.

Toward Computer-Aided Induction: A Brief Review of Currently Implemented AQVAL Programs (1977)

Michalski, Ryszard S.

This work was supported in part by the National Science Foundation, Washington, DC, under grant no. NSF MCS 74-03514.

On the Selection of Representative Samples from Large Relational Tables for Inductive Inference (1975)

Michalski, Ryszard S.

This work was supported by US PHS MB 00114 from Medical Information Systems Laboratory.

AQVAL/1 (AQ7) User's Guide and Program Description (1975)

Michalski, Ryszard S., Larson, James

This work was supported in part by the National Science Foundation under Grant No. DCR 74-03514.

Variable-Valued Logic: System VL1 (1974)

Michalski, Ryszard S.

The paper defines the concept of a variable-valued logic (VL) system and discusses in detail one specific VL system called VL1. The main motivation for the development of the VL system concept is to...