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SIGMOD
2000
ACM
99views Database» more  SIGMOD 2000»
14 years 3 months ago
WSQ/DSQ: A Practical Approach for Combined Querying of Databases and the Web
We present WSQ/DSQ (pronounced “wisk-disk”), a new approach for combining the query facilities of traditional databases with existing search engines on the Web. WSQ, for Web-S...
Roy Goldman, Jennifer Widom
CIKM
2010
Springer
13 years 9 months ago
Fast query expansion using approximations of relevance models
Pseudo-relevance feedback (PRF) improves search quality by expanding the query using terms from high-ranking documents from an initial retrieval. Although PRF can often result in ...
Marc-Allen Cartright, James Allan, Victor Lavrenko...
ISMB
2003
14 years 5 days ago
PSI: indexing protein structures for fast similarity search
We consider the problem of finding similarities in protein structure databases. Our techniques extract feature vectors on triplets of SSEs (Secondary Structure Elements). Later, ...
Orhan Çamoglu, Tamer Kahveci, Ambuj K. Sing...
SIGMOD
2011
ACM
219views Database» more  SIGMOD 2011»
13 years 1 months ago
Context-sensitive ranking for document retrieval
We study the problem of context-sensitive ranking for document retrieval, where a context is defined as a sub-collection of documents, and is specified by queries provided by do...
Liang Jeff Chen, Yannis Papakonstantinou
IC
2003
14 years 5 days ago
An Analysis of Web Documents Retrieved and Viewed
The placement of Websites in ranked retrieval and the viewing patterns of Web search engine users is a crucial issue for Web site owners and Web search engines. However, little la...
Bernard J. Jansen, Amanda Spink