Chapter # Query Modulation for Web-based Question Answering (2009)
Dragomir R. Radev, Hong Qi, Zhiping Zheng, Sasha Blair-goldensohn, Zhu Zhang, Weiguo Fan, ...
Abstract: The web is now becoming one of the largest information and knowledge repositories. Many large scale search engines (Google, Fast, Northern Light, etc.) have emerged to help users find...
Chapter 18 Towards Answer-Focused Summarization Using Search Engines (2009)
Harris Wu, Dragomir R. Radev, Weiguo Fan
People query search engines to find answers to a variety of questions on the Internet. Search cost would have been greatly reduced if search engines could accept natural language questions as...
Jun Yan, Benyu Zhang, Ning Liu, Shuicheng Yan, Qiansheng Cheng, Weiguo Fan, ...
Abstract—Dimensionality reduction is an essential data preprocessing technique for large-scale and streaming data classification tasks. It can be used to improve both the efficiency and the...
Jun Yan, Benyu Zhang, Ning Liu, Shuicheng Yan, Qiansheng Cheng, Weiguo Fan, ...
Abstract—Dimensionality reduction is an essential data preprocessing technique for large-scale and streaming data classification tasks. It can be used to improve both the efficiency and the...
A Digital Library for Recovery, Research, and Learning from April 16, 2007 at Virginia Tech (2008)
Edward A. Fox, Christopher Andrews, Weiguo Fan, Jian Jiao, Ananya Kassahun, Szu-chia Lu, ...
We are developing a digital library to help during the long-term recovery from the mass shooting on April 16, 2007 at Virginia Tech. Content comes from uploaded texts, images, videos, and other...
Weiguo Fan, Praveen Pathak, Linda Wallace
Fan et al. 2 Ranking function is instrumental in affecting the performance of a search engine. Designing and optimizing a search engine’s ranking function remains a daunting task for computer and...
Chapter 18 Towards Answer-Focused Summarization Using Search Engines (2008)
Harris Wu, Dragomir R. Radev, Weiguo Fan
People query search engines to find answers to a variety of questions on the Internet. Search cost would have been greatly reduced if search engines could accept natural language questions as...
Chemical Structure-Activity Relationship Visualization Using Structure- Activity Maps (2008)
Weiguo Fan, Xin Lin, Yu-wei Hsieh, Boren Lin, Johnnie W. Baker, Chun-che Tsai
This study shows an effective way to explore and visualize the structure-activity relationships (SARs) of flavonoids with antioxidant activity using structure- activity maps (SAMs). SAMs are...
ABSTRACT Intelligent Fusion of Structural and Citation-Based Evidence for Text Classification (2008)
Baoping Zhang, Marcos André, Weiguo Fan, Yuxin Chen, Edward A. Fox
This paper investigates how citation-based information and structural content (e.g., title, abstract) can be combined to improve classification of text documents into predefined categories. We...
A Similarity Reinforcement Algorithm for Heterogeneous Web Pages (2008)
Ning Liu, Jun Yan, Fengshan Bai, Benyu Zhang, Wensi Xi, Weiguo Fan, ...
Abstract. Many machine learning and data mining algorithms crucially rely on the similarity metrics. However, most early research works such as Vector Space Model or Latent Semantic Index only used...
Automatic Syllabus Classification using Support Vector Machines (2008)
Xiaoyan Yu, Manas Tungare, Weiguo Fan, Yubo Yuan, Manuel Pérez-quiñones, Edward A. Fox, ...
Syllabi are important educational resources. Gathering syllabi that are freely available and creating useful services on top of the collection presents great value for the educational community....
Edward A. Fox, O Das Neves, Xiaoyan Yu, Rao Shen, Seonho Kim, Weiguo Fan
the computing literature with visualization and
Edward A. Fox, Christopher Andrews, Weiguo Fan, Jian Jiao, Ananya Kassahun, Szu-chia Lu, ...
A Digital Library for Recovery … We are developing a digital library to help during the long-term recovery from the mass shooting on April 16, 2007 at Virginia Tech. Content comes from uploaded...
Using Automatic Metadata Extraction to Build a Structured Syllabus Repository (2008)
Xiaoyan Yu, Manas Tungare, Weiguo Fan, Manuel Pérez-quiñones, Edward A, William Cameron, ...
Abstract. Syllabi are important documents created by instructors for students. Students use syllabi to find information and to prepare for class. Instructors often need to find similar syllabi from...
In building a successful website it is imperative that the design matches the organization’s objectives, which should be well defined. Clearly, different types of websites will have different...
Applying the 5S framework to integrating digital libraries (2008)
Edward A. Fox, Joanne D. Eustis, Weiguo Fan, Chang-tien Lu, Rao Shen, ...
We formalize the digital library (DL) integration problem and propose an overall approach based on the 5S (Streams, Structures, Spaces, Scenarios, and Societies) framework. We then apply that...
ABSTRACT A New Framework to Combine Descriptors for Content-based Image Retrieval ∗ (2008)
Alexandre X. Falcão, Baoping Zhang, Weiguo Fan, Edward A. Fox
In this paper, we propose a novel framework using Genetic Programming to combine image database descriptors for content-based image retrieval (CBIR). Our framework is validated through several...
A New Framework to Combine Descriptors for Content-based Image Retrieval (2008)
Baoping Zhang, Weiguo Fan, Edward A. Fox
Methods that combine image database descriptors have strong influence on the effectiveness of content-based image retrieval (CBIR) systems. Although there are many combination functions described in...
Algorithms, Experimentation (2008)
Anísio Lacerda, Marco Cristo, Marcos André Gonçalves, Weiguo Fan, Nivio Ziviani, Berthier Ribeiro-neto
{anisio, marco, mgoncalv, nivio,
Xin Li, Jun Yan, Zhihong Deng, Lei Ji, Weiguo Fan, Benyu Zhang, ...
In recent years, different commercial Weblog subscribing systems have been proposed to return stories from users ’ subscribed feeds. In this paper, we propose a novel clustering-based RSS...
Dragomir Radev, Weiguo Fan, Hong Qi, Harris Wu, Amardeep Grewal
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Towards Answer-Focused Summarization (2008)
Harris Wu, Dragomir R. Radev, Weiguo Fan
Abstract _ _ People query search engines to find answers to a variety of questions on the Internet. Search cost would have been greatly reduced if search engines could accept natural language...
VT at TREC-2003: The Web Track Report (2008)
Rui Yang, Li Wang, Weiguo Fan, Wensi Xi, Ming Luo, Ye Zhou, ...
This year, we participated in the Web Track in addition to the Robust Track. We submitted results on both topic distillation and home page/named page finding tasks. As our time and human resources...
Can We Get A Better Retrieval Function From Machine? (2008)
Li Wang, Weiguo Fan, Wensi Xi, Edward A. Fox
The quality of an information retrieval system heavily depends on its retrieval function, which returns a similarity measurement between the query and each document in the collection. Documents are...
Towards Answer-Focused Summarization (2008)
Harris Wu, Dragomir R. Radev, Weiguo Fan
Abstract _ _ People query search engines to find answers to a variety of questions on the Internet. Search cost would have been greatly reduced if search engines could accept natural language...
Ranking Function Discovery by Genetic Programming for Robust Retrieval (2008)
Li Wang, Weiguo Fan, Rui Yang, Wensi Xi, Ming Luo, Ye Zhou, ...
Ranking functions are instrumental for the success of an information retrieval (search engine) system. However nearly all existing ranking functions are manually designed based on experience,...
A New Framework to Combine Descriptors for Content-based Image Retrieval (2008)
Baoping Zhang, Weiguo Fan, Edward A. Fox
Methods that combine image database descriptors have strong influence on the effectiveness of content-based image retrieval (CBIR) systems. Although there are many combination functions described in...
Parallel algorithms for large-scale nonlinear optimization (2007)
Multi-step, multi-directional parallel variable metric (PVM) methods for unconstrained optimization problems are presented in this paper. These algorithms generate several VM directions at each...
Dragomir R. Radev, Weiguo Fan, Zhu Zhang
In this paper, we present our recent work on the development of a scalable personalized web-based multi-document summarization and recommendation system: WebInEssence. WebInEssence is designed to...
ABSTRACT Probabilistic Question Answering on the Web (2007)
Dragomir Radev, Weiguo Fan, Hong Qi, Harris Wu, Amardeep Grewal
Web-based search engines such as Google and NorthernLight return documents that are relevant to a user query, not answers to user questions. We have developed an architecture that augments existing...
Dragomir R. Radev, Hong Qi, Zhiping Zheng, Sasha Blair-goldensohn, Weiguo Fan, John Prager
The web is now becoming one of the largest information and knowledge repositories. Many large scale search engines (Google, Fast, Northern Light, etc.) have emerged to help users find information. In...
Getting answers to natural language questions on the web (2007)
Dragomir R. Radev, Kelsey Libner, Weiguo Fan
Most popular search engines are not designed for answering natural language questions. However, when we asked hundreds of natural language questions of nine...
Parallel Algorithms for Large Scale Nonlinear Unconstrained Optimization (2007)
Paul Kang, Hoh Phua, Weiguo Fan, Daohua Ming
mechanisms and processes, they usually are common in the final step of seeking quantitative solutions from a set of equations which in most cases are nonlinear equations. This leads to the...
Parallel algorithms for large-scale nonlinear optimization (2007)
Multi-step, multi-directional parallel variable metric #PVM # methods for unconstrained optimization problems are presented in this paper. These algorithms generate several VM directions at each...
Self-Scaling Parallel Quasi-Newton Methods (2007)
In this paper, a new class of self-scaling quasi-Newton#SSQN # updates for solving unconstrained nonlinear optimization problems#UNOPs # is proposed. It is shown that many existing QN updates can be...
Weiguo Fan, Michael D. Gordon And Praveen Pathak, Praveen Pathak C
Due to the overwhelming volume of information that is increasingly available, many people rely on current awareness systems to keep abreast of the latest developments in the fields that they are...
Evaluating Web-based Question Answering Systems (2007)
Dragomir Radev Hong, Y Hong Qi, Harris Wu, Weiguo Fan
The official evaluation of TREC-style Q&A systems is done manually, which is quite expensive and not scalable to web-based Q&A systems. An automatic evaluation technique is needed for dynamic...
Praveen Pathak, Michael Gordon, Weiguo Fan
Knowledge intensive organizations have vast array of information contained in large document repositories. With the advent of E-commerce and corporate intranets/extranets, these repositories are...
L.: Towards a syllabus repository for computer science courses (2007)
Manas Tungare, Xiaoyan Yu, William Cameron, Guofang Teng, Lillian Cassel, ...
A syllabus defines the contents of a course, as well as other information such as resources and assignments. In this paper, we report on our work towards creating a syllabus repository of Computer...
A Novel Hybrid Focused Crawling Algorithm to Build Domain-Specific Collections (2007)
Yuxin Chen, Edward A. Fox, Weiguo Fan, Chang-tien Lu, Naren Ramakrishnan, ...
The Web, containing a large amount of useful information and resources, is expanding rapidly. Collecting domain-specific documents/information from the Web is one of the most important methods to...
ETANA-CMV: A coordinated multiple view visual (2006)
Dr. Weiguo Fan, Committee Chair, A. Fox
browsing interface for ETANA-DL
Exploring Digital Libraries: Integrating Browsing, Searching, and Visualization (2006)
Rao Shen, Naga Srinivas Vemuri, Weiguo Fan, Edward A. Fox
Exploring services for digital libraries (DLs) include two major paradigms, browsing and searching, as well as other services such as clustering and visualization. In this paper, we formalize and...
A Content-Based Image Retrieval Service for Archaeology Collections (2006)
Naga Srinivas Vemuri, Rao Shen, Marcos André Gonçalves, Weiguo Fan, Edward A. Fox
Abstract. Archeological sites have heterogeneous information ranging from different artifacts, image data, geo-spatial information, chronological data, and other relevant metadata. ETANA-DL, an...
Baoping Zhang, Edward A. Fox, Weiguo Fan, Chang-tien Lu, Dan Spitzner, Pável Calado
Classification
Probabilistic question answering on the Web (2005)
Radev, Dragomir R., Fan, Weiguo, Qi, Hong, Wu, Harris, Grewal, Amardeep
Web-based search engines such as Google and NorthernLight return documents that are relevant to a user query, not answers to user questions. We have developed an architecture that augments existing...
Discretization Based Learning Approach to Information Retrieval (2005)
We approached the problem as learning how to order documents by estimated relevance with respect to a user query. Our support vector machines based classifier learns from the relevance judgments...
Improving web search results using affinity graph (2005)
Benyu Zhang, Hua Li, Yi Liu, Lei Ji, Wensi Xi, Weiguo Fan, ...
In this paper, we propose a novel ranking scheme named Affinity Ranking (AR) to re-rank search results by optimizing two metrics: (1) diversity-- which indicates the variance of topics in a group of...
Mining context specific similarity relationships using the World Wide Web (2005)
Dmitri Roussinov, Leon J. Zhao, Weiguo Fan
We have studied how context specific web corpus can be automatically created and mined for discovering semantic similarity relationships between terms (words or phrases) from a given collection of...
Genetic Programming-Based Discovery of Ranking Functions for Effective Web Search (2005)
Weiguo Fan, Michael D. Gordon, Praveen Pathak
Web search engines have become an integral part of the daily life of a knowledge worker, who depends on these search engines to retrieve relevant information from the Web or from the company's...
Note: This article is accepted for publication at the Communications of ACM. (2005)
Weiguo Fan, Linda Wallace, Stephanie Rich, Zhongju Zhang
Tapping Into the Power of Text Mining In 2001, Dow Chemicals merged with Union Carbide Corporation (UCC), requiring a massive integration of over 35,000 of UCC’s reports into Dow’s document...
Simfusion: measuring similarity using unified relationship matrix (2005)
Wensi Xi, Edward A. Fox, Weiguo Fan
In this paper we use a Unified Relationship Matrix (URM) to represent a set of heterogeneous data objects (e.g., web pages, queries) and their interrelationships (e.g., hyperlinks, user clickthrough...
Improving web search results using affinity graph (2005)
Benyu Zhang, Hua Li, Yi Liu, Lei Ji, Wensi Xi, Weiguo Fan, ...
In this paper, we propose a novel ranking scheme named Affinity Ranking (AR) to re-rank search results by optimizing two metrics: (1) diversity-- which indicates the variance of topics in a group of...
Ocfs: Optimal orthogonal centroid feature selection for text categorization (2005)
Jun Yan, Ning Liu, Benyu Zhang, Shuicheng Yan, Zheng Chen, Qiansheng Cheng, ...
ABSTRACT 1 Text categorization is an important research area in many Information Retrieval (IR) applications. To save the storage space and computation time in text categorization, efficient and...
Weiguo Fan, Michael D. Gordon, Praveen Pathak, Wensi Xi, Edward A. Fox
Abstract — Web search engines have become indispensable in our daily life to help us find the information we need. Although search engines are very fast in search response time, their effectiveness...
Weiguo Fan, Michael D. Gordon, Praveen Pathak, Wensi Xi, Edward A. Fox
Abstract — Web search engines have become indispensable in our daily life to help us find the information we need. Although search engines are very fast in search response time, their effectiveness...
ETANA-DL: a digital library for integrated handling of heterogeneous archaeological data (2004)
Unni Ravindranathan, Rao Shen, Marcos André Gonçalves, Weiguo Fan, Edward A. Fox
Archaeologists have to deal with vast quantities of information, generated in both the field and laboratory. That information is heterogeneous in nature, and different projects have their own systems...
ETANA-DL: managing complex information applications - an archaeology digital library (2004)
Unni Ravindranathan, Rao Shen, Marcos André Gonçalves, Weiguo Fan, Edward A. Fox, James W. Flanagan
Archaeological research results in the generation of large quantities of heterogeneous information (see Figure 1) managed by different projects using custom information systems. We will demonstrate a...
Weiguo Fan, Edward A. Fox, Praveen Pathak, Harris Wu, Fan Et Al
Genetic-based evolutionary learning algorithms, such as genetic algorithms (GAs) and genetic programming (GP), have been applied to information retrieval (IR) since the 1980s. Recently, GP has been...
IMMC: Incremental Maximum Margin Criterion (2004)
Jun Yan, Jun Yan Benyu, Shuicheng Yan, Qiang Yang, Hua Li, Zheng Chen, ...
Subspace learning approaches have attracted much attention in academia recently. However, the classical batch algorithms no longer satisfy the applications on streaming data or large-scale data. To...
On Linear Mixture of Expert Approaches to Information Retrieval (2004)
Weiguo Fan, Michael Gordon, Praveen Pathak
Knowledge intensive organizations have vast array of information contained in large document repositories. With the advent of E-commerce and corporate intranets/extranets, these repositories are...
Tuning before feedback: Combining ranking discovery and blind feedback for robust retrieval (2004)
Both ranking functions and user queries are very important factors affecting a search engine’s performance. Prior research has looked at how to improve ad-hoc retrieval performance for existing...
Marcos André Gonçcalves, Edward A. Fox, Layne T. Watson, Naren Ramakrishnan, Weiguo Fan, ...
Digital libraries (DLs) are complex information systems and therefore demand formal foundations lest development efforts diverge and interoperability suffers. In this dissertation, we propose the...
DIRECT: A System for Mining Data Value Conversion Rules from Disparate Data Sources (2003)
Fan, Weiguo, Lu, Hongjun, Madnick, Stuart, Cheung, David
The successful integration of data from autonomous and heterogeneous systems calls for the resolution of semantic conflicts that may be present. Such conflicts are often reffected by discrepancies in...
DIRECT: A System for Mining Data Value Conversion Rules from Disparate Data Sources (2003)
Fan, Weiguo, Lu, Hongjun, Madnick, Stuart, Cheung, David
The successful integration of data from autonomous and heterogeneous systems calls for the resolution of semantic conflicts that may be present. Such conflicts are often reffected by discrepancies in...
Michael Gordon, Weiguo Fan, Sheizaf Rafaeli, Harris Wu, N. Farag
The commKnowledge project is exploring how an electronic community interested in electronic business can effectively share information. We discuss the design decisions in developing an architecture...
Probabilistic Question Answering on the Web (2002)
Radev, Dragomir, Fan, Weiguo, Qi, Hong, Wu, Harris, Grewal, Amardeep
Web-based search engines such as Google and NorthernLight return documents that are relevant to a user query, not answers to user questions. We have developed an architecture that augments existing...
Getting answers to natural language questions on the Web (2002)
Radev, Dragomir R., Libner, Kelsey, Fan, Weiguo
Most popular search engines are not designed for answering natural language questions. However, when we asked hundreds of natural language questions of nine leading search engines, all retrieved at...
Effective personalized delivery of information : a two-stage model and empirical analysis / (2002)
Thesis (Ph. D.)--University of Michigan, 2002.
Probabilistic question answering on the Web (2002)
Dragomir Radev, Weiguo Fan, Hong Qi, Harris Wu, Amardeep Grewal
Web-based search engines such as Google and NorthernLight return documents that are relevant to a user query, not answers to user questions. We have developed an architecture that augments existing...
DIRECT: A System for Mining Data Value Conversion Rules from Disparate Data Sources (2002)
Hongjun Lu, Weiguo Fan, S.E. Madnick, D. Cheung, Cheng Hian Goh
The successful integration of data from autonomous and heterogeneous systems calls for the resolution of semantic conflicts that may be present. Such conflicts are often reflected by discrepancies in...
Probabilistic Question Answering on the Web (2002)
Dragomir Radev, Weiguo Fan, Hong Qi, Harris Wu, Amardeep Grewal
Web-based search engines such as Google and NorthernLight return documents that are relevant to a user query, not answers to user questions. We have developed an architecture that augments existing...
Probabilistic Question Answering on the Web (2002)
Dragomir Radev, Weiguo Fan, Hong Qi, Harris Wu, Amardeep Grewal
Web-based search engines such as Google and NorthernLight return documents that are relevant to a user query, not answers to user questions. We have developed an architecture that augments existing...
Mining the web for answers to natural language questions (2001)
Dragomir R. Radev, Hong Qi, Zhiping Zheng, Sasha Blair-goldensohn, Weiguo Fan, John Prager
The web is now becoming one of the largest information and knowledge repositories. Many large scale search engines (Google, Fast, Northern Light, etc.) have emerged to help users find information. In...
Mining the web for answers to natural language questions (2001)
Dragomir R. Radev, Hong Qi, Zhiping Zheng, Sasha Blair-goldensohn, Weiguo Fan, John Prager
The web is now becoming one of the largest information and knowledge repositories. Many large scale search engines (Google, Fast, Northern Light, etc.) have emerged to help users find information. In...
Weiguo Fan, Hongjun Lu, Stuart E. Madnick, David Cheung, Weiguo Fan, Hongjun Lu, ...
may be quoted without explicit permission, provided that full credit including © notice is given to the source. This paper also can be downloaded without charge from the
Discovering and Reconciling Value Conflicts for Numerical Data Integration (2001)
Hongjun Lu, Weiguo Fan, Cheng Hian Goh, S. E. Madnick, D. Cheung
The built-up in Information Technology capital fueled by the Internet and cost-effectiveness of new telecommunications technologies has led to a proliferation of information systems that...
Mining the web for answers to natural language questions (2001)
Dragomir R. Radev, Hong Qi, Zhiping Zheng, Sasha Blair-goldensohn, Weiguo Fan, John Prager
The web is now becoming one of the largest information and knowledge repositories. Many large scale search engines (Google, Fast, Northern Light, etc.) have emerged to help users find information. In...
Mining the web for answers to natural language questions (2001)
Dragomir R. Radev, Hong Qi, Zhiping Zheng, Sasha Blair-goldensohn, Weiguo Fan, John Prager
The web is now becoming one of the largest information and knowledge repositories. Many large scale search engines (Google, Fast, Northern Light, etc.) have emerged to help users find information. In...
WebInEssence: a personalized web-based multi-document summarization and recommendation system (2001)
Dragomir R. Radev, Weiguo Fan, Zhu Zhang
In this paper, we present our recent work on the development of a scalable personalized web-based multi-document summarization and recommendation system: WebInEssence. WebInEssence is designed to...
Effective information retrieval using genetic algorithms based matching function adaptation (2000)
Praveen Pathak, Michael Gordon, Weiguo Fan
Knowledge intensive organizations have vast array of information contained in large document repositories. With the advent of E-commerce and corporate intranets/extranets, these repositories are...
Automatic summarization of search engine hit lists (2000)
We present our work on open-domain multi-document summarization in the framework of Web search. Our system, SNS (pronounced "essence"), retrieves documents related to an...
Weiguo Fan, Michael D. Gordon, Praveen Pathak
The Internet and corporate intranets provide far more information than anybody can absorb. People use search engines to find the information they require. However, these systems tend to use only one...
Weiguo Fan, Michael D. Gordon, Praveen Pathak
With the advent of the Internet, online resources are increasingly available. Many users choose popular search engines to perform an online search to satisfy their information need. However, these...
Self-Scaling Parallel Quasi-Newton Methods (1998)
In this paper, a new class of self-scaling quasi-Newton#SSQN# updates for solving unconstrained nonlinear optimization problems#UNOPs# is proposed. It is shown that many existing QN updates can be...
Paper No: 109 DIRECT: Discovering and Reconciling Conflicts for Data Integration (1998)
Hongjun Lu, Weiguo Fan, Cheng Hian Goh, Stuart E. Madnick, David W. Cheung, Hongjun Lu, ...
The successful integration of data from autonomous and heterogeneous systems calls for the prior identifi-cation and resolution of semantic conflicts that may be present. Traditionally, this is...
Discovering and Reconciling Semantic Conflicts: A Data Mining Perspective (1997)
Hongjun Lu, Weiguo Fan, Cheng Hian Goh, Stuart E. Madnick, David W. Cheung
Current approaches to semantic interoperability require human intervention in detecting potential con#icts and in defining how those con#icts maybe resolved. This is a major impedance to achieving...
Discovering and Reconciling Semantic Conflicts: A Data Mining Perspective (1997)
Hongjun Lu, Weiguo Fan, Cheng Hian Goh, Stuart E. Madnick, David W. Cheung
Current approaches to semantic interoperability require human intervention in detecting potential conflicts and in defining how those conflicts may be resolved. This is a major impedance to achieving...
Discovering and Reconciling Semantic Conflicts: A Data Mining Perspective (1997)
Hongjun Lu, Hongjun Lu, Weiguo Fan, Weiguo Fan, Cheng Hian Goh, Cheng Hian Goh, ...
Current approaches to semantic interoperability require human intervention in detect-ing potential conflicts and in defining how those conflicts may be resolved. This is a major impedance to...
Parallel Algorithms for Large-Scale Nonlinear Optimization (1996)
Multi-step, multi-directional parallel variable metric (PVM) methods for unconstrained optimization problems are presented in this paper. These algorithms generate several VM directions at each...
Tapping the Power of Text Mining (0000)
RESUMEN RESUMEN Sifting through vast collections of unstructured or semistructured data beyond the reach of data mining tools, text mining tracks information sources, links isolated...
Tapping the Power of Text Mining
RESUMEN RESUMEN Sifting through vast collections of unstructured or semistructured data beyond the reach of data mining tools, text mining tracks information sources, links...
DIRECT: A System for Mining Data Value Conversion Rules from Disparate Data Sources
Fan, Weiguo, Lu, Hongjun, Madnick, Stuart, Cheung, David
The successful integration of data from autonomous and heterogeneous systems calls for the resolution of semantic conflicts that may be present. Such conflicts are often reffected by discrepancies in...