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Friends and neighbors on the Web
Abstract The Internet has become a rich and large repository of information about us as individuals. Anything from the links and text on a user’s homepage to the mailing lists the user subscribes toExpand
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Free Riding on Gnutella
An extensive analysis of user traffic on Gnutella shows a significant amount of free riding in the system. By sampling messages on the Gnutella network over a 24-hour period, we established thatExpand
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How to search a social network
We address the question of how participants in a small world experiment are able to find short paths in a social network using only local information about their immediate contacts. We simulate suchExpand
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Tracking information epidemics in blogspace
Beyond serving as online diaries, Weblogs have evolved into a complex social structure, one which is in many ways ideal for the study of the propagation of information. As Weblog authors discover andExpand
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GUESS: a language and interface for graph exploration
As graph models are applied to more widely varying fields, researchers struggle with tools for exploring and analyzing these structures. We describe GUESS, a novel system for graph exploration thatExpand
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Tycoon: An implementation of a distributed, market-based resource allocation system
Distributed clusters like the Grid and PlanetLab enable the same statistical multiplexing efficiency gains for computing as the Internet provides for networking. One major challenge is allocatingExpand
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Information re-retrieval: repeat queries in Yahoo's logs
People often repeat Web searches, both to find new information on topics they have previously explored and to re-find information they have seen in the past. The query associated with a repeat searchExpand
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Haystack: per-user information environments
Traditional Information Retrieval (IR) systems are designed to provide uniform access to centralized corpora by large numbers of people. The Haystack project emphasizes the relationship between aExpand
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User 4XXXXX9: Anonymizing Query Logs
The recent release of the American Online (AOL) Query Logs highlighted the remarkable amount of private and identifying information that users are willing to reveal to a search engine. The release ofExpand
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Implicit Structure and the Dynamics of Blogspace
Weblogs link together in a complex structure through which new ideas and discourse can flow. Such a structure is ideal for the study of the propagation of information. In this paper we describeExpand
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