James D. Guyton, Michael F. Schwartz
a collection of replicated servers, focusing on the ques-tion of how to make choices that segregate client/server traffic according to network topology. We explore the cost and effect iveness of a...
Which White Pages Service is Appropriate for My Site? (2007)
this article I compare several systems capable of supporting this function. I do not consider systems for non-Internet sites, personal "rolodex" systems, or efforts to coordinate/administer...
Darren R. Hardy, Michael F. Schwartz, Duane Wessels, U. Colorado, U. Colorado, U. Colorado
A airs. The information contained in this document does not necessarily re ect the position or the policy of the U.S. Government or other sponsors of this research. No o cial endorsement should be...
C. Mic Bowman, C. Mic Bowman, Michael F. Schwartz, Michael F. Schwartz, Peter B. Danzig, Peter B. Danzig
Over the past several years, a number of information discovery and access tools have been introduced in the Internet, including Archie, Gopher, Net nd, and WAIS. These tools have become quite...
Which White Pages Service is Appropriate for My Site? (2007)
A problem of increasing concern in the Internet is locating address, telephone, and electronic mailbox information about network users. In this article I compare several systems capable of supporting...
C. Mic Bowman, Peter B. Danzig, Michael F. Schwartz, Udi Manber
Over the past several years, a number of information discovery and access tools have been introduced in the Internet, including Archie, Gopher, Net nd, and WAIS. These tools have become quite...
C. Mic Bowman, Transarc Corp, Udi Manber, Peter B. Danzig, Michael F. Schwartz, Darren R. Hardy, ...
Rapid growth in data volume, user base, and data diversity render Internet-accessible information increasingly di cult to use e ectively. In this paper we introduce Harvest, a system that provides an...
The Role of Resource Discovery in Support of a National Software Exchange (2007)
The National Software Exchange (NSE) has been envisioned as a means to support collaborative research and development efforts needed to accomplish the goals of the High Performance Computing and...
Resource Discovery and Privacy (2007)
As resource discovery and information services proliferate on the Internet, a number of privacy issues arise. The most obvious examples concern directories of people. What rights should people have...
Locating Nearby Copies of Replicated Internet Servers (2006)
Guyton, James D., Schwartz, Michael F.
In this paper we consider the problem of choosing among a collection of replicated servers focusing on the question of how to make choices that segregate client/server traffic according to network...
Experiences with a Survey Tool for Discovering Network Time Protocol Servers (2006)
Guyton, James D., Schwartz, Michael F.
The Network Time Protocol (NTP) is widely used to synchronize computer clocks throughout the Internet. Existing NTP clients and servers form a very large distributed system, and yet the tools...
Customized Information Extraction as a Basis for Resource Discovery (2006)
Hardy, Darren R., Schwartz, Michael F.
Indexing file contents is a powerful means of helping users locate documents, software, and other types of data among large repositories. In environments that contain many different types of data,...
A Case for Caching File Objects Inside Internetworks (2006)
Danzig, Peter B., Hall, Richard S., Schwartz, Michael F.
This paper presents evidence that several, judiciously placed file caches could reduce the volume of FTP traffic by 42%, and hence the volume of all NSFNET backbone traffic by 21%. In addition, if...
A Hierarchical Internet Object Cache (1998)
Chankhunthod, Anawat, Danzig, Peter B., Neerdaels, Chuck, Schwartz, Michael F., Worrell, Kurt J.
This paper discusses the design and performance of a proxy-cache designed to make Internet information systems scale better. A hierarchical arrangement of caches mirroring the topology of a wide-area...
Research Problems for Scalable Internet Resource Discovery (1998)
Bowman, C. M., Danzig, Peter B., Schwartz, Michael F.
Over the past several years, a number of information discovery and access tools have been introduced to the Internet, including Archie, Gopher, Netfind, and WAIS. These tools have become quite...
Schwartz, Michael F., Pu, Carlton
The Internet is quickly becoming an indispensable means of communication and collaboration, based on applications such as electronic mail, remote information retrieval, and multimedia conferencing. A...
A Hierarchical Internet Object Cache (1996)
Anawat Chankhunthod, Peter B. Danzig, Chuck Neerdaels, Michael F. Schwartz, Kurt J. Worrell
Abstract: This paper discusses the design andperformance of a hierarchical proxy-cache designed to make Internet information systems scale better. The design was motivated by our earlier trace-driven...
A Hierarchical Internet Object Cache (1996)
Peter Danzig, Anawat Chankhunthod, Anawat Chankhunthod, Peter B. Danzig, Chuck Neerdaels, Chuck Neerdaels, ...
Abstract: This paper discusses the design andperformance of a hierarchical proxy-cache designed to make Internet information systems scale better. The design was motivated by our earlier trace-driven...
Locating nearby copies of replicated internet servers (1995)
James D. Guyton, James D. Guyton, Michael F. Schwartz, Michael F. Schwartz
In this paper we consider the problem of choosing among a collection of replicated servers, focusing on the question of how tomakechoices that segregate client/server tra c according to network...
Darren Hardy Colorado, Of I Nternet, Darren R. Hardy, Michael F. Schwartz, U. Colorado, U. Colorado
this document does not necessarily reflect the position or the policy of the U.S. Government or other sponsors of this research. No official endorsement should be inferred.
Harvest: A Scalable, Customizable Discovery and Access System (1995)
Mic Bowman, Transarc Corp, Peter B. Danzig, Darren R. Hardy, Udi Manber, Michael F. Schwartz, ...
Rapid growth in data volume, user base, and data diversity render Internet-accessible information increasingly difficult to use effectively. In this paper we introduce Harvest, a system that provides...
A Hierarchical Internet Object Cache (1995)
Anawat Chankhunthod, Peter B. Danzig, Chuck Neerdaels, Michael F. Schwartz, Kurt J. Worrell
: This paper discusses the design andperformance of a hierarchical proxy-cache designed to make Internet information systems scale better. The design was motivated by our earlier trace-driven...
Locating Nearby Copies of Replicated Internet Servers (1995)
James D. Guyton, James D. Guyton, Michael F. Schwartz, Michael F. Schwartz
In this paper we consider the problem of choosing among a collection of replicated servers, focusing on the question of how to make choices that segregate client/server traffic according to network...
Harvest: A Scalable, Customizable Discovery and Access System (1995)
C. Mic Bowman, Transarc Corp, Peter B. Danzig, Darren R. Hardy, Udi Manber, Michael F. Schwartz
Rapid growth in data volume, user base, and data diversity render Internet-accessible information increasingly difficult to use effectively. In this paper we introduce Harvest, a system that provides...
Harvest: A Scalable, Customizable Discovery and Access System (1995)
Mic Bowman, Transarc Corp, Peter B. Danzig, Darren R. Hardy, Udi Manber, Michael F. Schwartz, ...
Rapid growth in data volume, user base, and data diversity render Internet-accessible information increasingly difficult to use effectively. In this paper we introduce Harvest, a system that provides...
Customized information extraction as a basis for resource discovery (1994)
Darren R. Hardy, Michael F. Schwartz
Indexing file contents is a powerful means of helping users locate documents, software, and other types of data among large repositories. In environments that contain many different types of data,...
Scalable Internet Resource Discovery: Research Problems and Approaches (1994)
C. Mic Bowman, Peter B. Danzig, Udi Manber, Michael F. Schwartz
Over the past several years, a number of information discovery and access tools have been introduced in the Internet, including Archie, Gopher, Netfind, and WAIS. These tools have become quite...
Experiences with a Survey Tool for Discovering Network Time Protocol Servers (1994)
James D. Guyton, Michael F. Schwartz
The Network Time Protocol (NTP) is widely used to synchronize computer clocks throughout the Internet. Existing NTP clients and servers form a very large distributed system, and yet the tools...
Customized Information Extraction as a Basis for Resource Discovery (1994)
Darren Hardy, Michael F. Schwartz
Indexing file contents is a powerful means of helping users locate documents, software, and other types of data among large repositories. In environments that contain many different types of data,...
Customized Information Extraction as a Basis for Resource Discovery (1994)
Darren Hardy, Michael F. Schwartz
Indexing file contents is a powerful means of helping users locate documents, software, and other types of data among large repositories. In environments that contain many different types of data,...
Peter B. Danzig, Udi Manber, Michael F. Schwartz, Darren R. Hardy
Rapid growth in data volume, user base, and data diversity render Internet-accessible in-formation increasingly di cult to use e ectively. In this paper we introduce Harvest, a system that provides a...
Internet resource discovery at the university of colorado (1993)
To appear, IEEE Computer Magazine Rapidly increasing global Internet connectivity offers tremendous opportunities for collaboration and information sharing. An important problem in this environment...
A Case for Caching File Objects Inside Internetworks (1993)
Peter B. Danzig, Richard S. Hall, Richard S. Hall, Michael F. Schwartz, Michael F. Schwartz
Michael F. Schwartz, John S. Quarterman
The Internet interconnects over 12,000 networks worldwide and is growing at an exponential rate, as measured by domain registrations and packet counts. Increasingly often, people want to know how...
Research Problems for Scalable Internet Resource Discovery (1993)
C. Mic Bowman, C. Mic Bowman, Peter B. Danzig, Peter B. Danzig, Michael F. Schwartz, Michael F. Schwartz
Over the past several years, a number of information discovery and access tools have been introduced in the Internet, including Archie, Gopher, Netfind, and WAIS. These tools have become quite...
Resource Discovery and Privacy (1993)
eeded to violate privacy. For example, it is possible to determine shared interest relationships between thousands of people by briefly monitoring and analyzing electronic mail "To:/From:"...
Fremont: A System for Discovering Network Characteristics and Problems (1993)
Sean S. Coleman, Michael F. Schwartz
In this paper we present an architecture and prototype implementation for discovering key network characteristics, such as hosts, gateways, and topology. The Fremont system uses an extensible set of...
Extensible Networked Information Retrieval (1993)
Darren R. Hardy, Michael F. Schwartz
the precision of the index, because summarizers carefully select keywords to reflect a file's contents. Finally, the index size is reduced (by an order of magnitude [1]), because Essence...
Michael F. Schwartz, Calton Pu
this paper we describe these techniques, and present a general framework for gathering and harnessing widely distributed information in a diverse and growing internet environment. At present Netfind...
A Case for Caching File Objects Inside Internetworks (1993)
Peter B. Danzig, Richard S. Hall, Richard S. Hall, Michael F. Schwartz, Michael F. Schwartz
This paper presents evidence that several, judiciously placed file caches could reduce the volume of FTP traffic by 42%, and hence the volume of all NSFNET backbone traffic by 21%. In addition, if...
The Changing Global Internet Service Infrastructure (1993)
Michael F. Schwartz, John S. Quarterman
this paper we analyze Internet growth based on measurements of which of a dozen common TCP services could be reached at each of over 13,000 sites worldwide, tested four times over the course of 1992....
A Comparison of Internet Resource Discovery Approaches (1992)
Michael F. Schwartz, Alan Emtage, Brewster Kahle, Mark A. Sheldon, Andrzej Duda, Ron Weiss, ...
[36] Timos Sellis, Nick Roussopoulos, and Christos Faloutsos. The R+-tree: A dynamic index for
How big is the Internet (1992)
The question often arises, "How big is the Internet? " To answer this question, we must first define what we wish to measure. At one time, connectivity via the IP protocol suite...
A Measurement Study of Internet File Transfer Traffic (1992)
David J. Ewing, Richard S. Hall, Michael F. Schwartz
The lack of a topology-based information distribution mechanism in wide area networks causes users to waste a large amount of bandwidth on repeat transfers of widely accessed files. As a first step...
An important problem faced by users of large networks is how to discover resources of interest, such as data or people. In this paper we focus on locating people with particular interests or...
How Big is the Internet? (1992)
this article I consider only the interconnected IP Internet. Lottor recently published results of a ten year study that counted the number of hosts in domains that have IP addresses registered in the...
A Measurement Study of Internet File Transfer Traffic (1992)
David J. Ewing, Richard S. Hall, Michael F. Schwartz
The lack of a topology-based information distribution mechanism in wide area networks causes users to waste a large amount of bandwidth on repeat transfers of widely accessed files. As a first step...
A Comparison of Internet Resource Discovery Approaches (1992)
Michael F. Schwartz, Alan Emtage, Brewster Kahle, B. Clifford Neumann
In the past several years, the number and variety of resources available on the Internet have increased dramatically. With this increase, many new systems have been developed that allow users to...
Internet Resource Discovery at the University of Colorado (1992)
Rapidly increasing global Internet connectivity offers tremendous opportunities for collaboration and information sharing. An important problem in this environment is how to discover resources of...
Experience with a Semantically Cognizant Internet White Pages Directory Tool (1991)
Michael F. Schwartz, Panagiotis G. Tsirigotis
electronic mail address, interoperability
Techniques for Supporting Wide Area Distributed Applications (1991)
Michael F. Schwartz, Panagiotis G. Tsirigotis
electronic mail contact:
An Architecture for Discovering and Visualizing Characteristics of Large Internets (1991)
Michael F. Schwartz, David H. Goldstein, Richard K. Neves
electronic mail contact:
The Role of Resource Discovery in Support of a National Software Exchange (1991)
rative agreement over protocols, information formats, and organizational structures. While standards are helpful, it is difficult to specify standards that are both globally adopted and...
Techniques for Supporting Wide Area Distributed Applications (1991)
Michael F. Schwartz, Panagiotis G. Tsirigotis
In this paper we present a number of techniques for supporting distributed applications that span many nodes across administrative boundaries in wide area internetworks. The techniques derive from...
A Measurement Study of Changes in Service-Level Reachability in the Global Internet (1991)
Michael F. Schwartz, John S. Quarterman
The Internet is currently in a period of exponential growth, as measured by domain registrations and packet counts. Increasingly often, people want to know how fast a particular part of the Internet...
In this report we discuss plans to carry out a longitudinal measurement study of changes in service-level reachability in the global TCP/IP Internet. We overview our experimental design,...
Michael F. Schwartz, Darren R. Hardy, William K. Heinzman, Glenn C. Hirschowitz
Wide area networks offer access to an increasing number and variety of resources, such as documents, software, and network services. Yet, it is difficult to locate resources of interest, because of...
A Scalable, Non-Hierarchical Resource Discovery Mechanism Based on Probabilistic Protocols (1990)
Computer network interconnection provides access to a bewildering array of resources, including databases, network services, and people in various capacities. We consider the problem of allowing...
Michael F. Schwartz, Darren R. Hardy, William K. Heinzman, Glenn C. Hirschowitz
Wide area networks offer access to an increasing number and variety of resources, such as documents, software, and network services. Yet, it is difficult to locate resources of interest, because of...
A Scalable, Non-Hierarchical Resource Discovery Mechanism Based on Probabilistic Protocols (1990)
this paper we present a probabilistic approach that supports non-hierarchical, attribute based "yellow pages" searches. The protocols support locating a small number of instances of...
The Networked Resource Discovery Project (1989)
Large scale computer networks provide access to a bewilderingly large number and variety of resources, including retail products, network services, and people in various capacities. We consider the...
The Networked Resource Discovery Project (1989)
Large scale computer networks provide access to a bewilderingly large number and variety of resources, including retail products, network services, and people in various capacities. We consider the...