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2002
Rafiei, Davood, Oliveira, Stanley
Technical report TR02-11. Various query languages have been proposed for XML, some inspired by database query languages (e.g. SQL and OQL) and others introduced by documents community. To fulfill its role of a standardization body,W3C has identified a number of requirements for XML query...
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2005
Curial, Stephen, Rafiei, Davood
Technical report TR05-08. We study the problem of visualizing large networks and develop techniques for effectively abstracting a network and reducing the size to a level that can be clearly viewed. Our size reduction techniques are based on sampling, where only a sample instead of the full...
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2004
Sander, Joerg, Moise, Gabriela, Rafiei, Davood
Technical report TR04-24. This thesis studies the problem of effectively finding related pages on the Web, where given the URL of a page, one wants to find other pages that are on the same topic. This is a both simple and natural way of searching for resources without being forced to formulate a...
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Finding non-Redundant, Statistically Significant Regions in High Dimensional Data: a Novel Approach to Projected and Subspace Clustering
Download2008
Moise, Gabriela, Sander, Joerg
Technical report TR08-03. Projected and subspace clustering algorithms search for clusters of objects in subsets of attributes. Projected clustering computes several disjoint clusters, plus outliers, so that each cluster exists in its own subset of attributes. Subspace clustering enumerates...
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2007
Rafiei, Davood, Chubak, Pirooz
Technical report TR07-08. With the vast amount of information stored in natural language text, sophisticated query engines are needed to pull data and effectively relate the pieces. While there has been a great deal of activity around semistructured data and in particular XML, there has not been...
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2005
Rafiei, Davood, Moise, Daniel, Sun, Dabo
Technical report TR05-16. We present a concise and accurate structural summary of XML documents and show that this summary can be used to effectively cluster documents that belong to a structurally similar class. We present efficient formulations of similarity between structural summaries that...