ACM Transactions on Information Systems (TOIS) (2003)

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2003 Volume 21 Issue 1

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Local versus global link information in the Web.
Pável Calado|Berthier A. Ribeiro-Neto|Nivio Ziviani|Edleno Silva de Moura|Ilmério Silva
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Early user - system interaction for database selection in massive domain-specific online environments.
Jack G. Conrad|Joanne S. Claussen
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Exploiting hierarchical domain structure to compute similarity.
Prasanna Ganesan|Hector Garcia-Molina|Jennifer Widom
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QProber: A system for automatic classification of hidden-Web databases.
Luis Gravano|Panagiotis G. Ipeirotis|Mehran Sahami

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2003 Volume 21 Issue 2

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Region proximity in metric spaces and its use for approximate similarity search.
Giuseppe Amato|Fausto Rabitti|Pasquale Savino|Pavel Zezula
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A hierarchical access control model for video database systems.
Elisa Bertino|Jianping Fan|Elena Ferrari|Mohand-Said Hacid|Ahmed K. Elmagarmid|Xingquan Zhu
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Performance issues and error analysis in an open-domain question answering system.
Dan I. Moldovan|Marius Pasca|Sanda M. Harabagiu|Mihai Surdeanu

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2003 Volume 21 Issue 3

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Logical and physical design issues for smart card databases.
Cristiana Bolchini|Fabio Salice|Fabio Alberto Schreiber|Letizia Tanca
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The use of dynamic context to improve casual internet searching.
Gondy Leroy|Ann M. Lally|Hsinchun Chen
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Query-independent evidence in home page finding.
Trystan Upstill|Nick Craswell|David Hawking

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2003 Volume 21 Issue 4

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MEGA - the maximizing expected generalization algorithm for learning complex query concepts.
Edward Y. Chang|Beitao Li
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Coverage, relevance, and ranking: The impact of query operators on Web search engine results.
Caroline M. Eastman|Bernard J. Jansen
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Comparing the performance of collection selection algorithms.
Allison L. Powell|James C. French
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A semisupervised learning method to merge search engine results.
Luo Si|Jamie Callan
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Measuring praise and criticism: Inference of semantic orientation from association.
Peter D. Turney|Michael L. Littman