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CIKM
2006
Springer
15 years 1 months ago
Re-ranking search results using query logs
This work addresses two common problems in search, frequently occurring with underspecified user queries: the top-ranked results for such queries may not contain documents relevan...
Ziming Zhuang, Silviu Cucerzan
ALENEX
2008
192views Algorithms» more  ALENEX 2008»
14 years 10 months ago
Compressed Inverted Indexes for In-Memory Search Engines
We present the algorithmic core of a full text data base that allows fast Boolean queries, phrase queries, and document reporting using less space than the input text. The system ...
Frederik Transier, Peter Sanders
BMCBI
2008
105views more  BMCBI 2008»
14 years 9 months ago
Objective and automated protocols for the evaluation of biomedical search engines using No Title Evaluation protocols
Background: The evaluation of information retrieval techniques has traditionally relied on human judges to determine which documents are relevant to a query and which are not. Thi...
Fabien Campagne
SIGIR
2012
ACM
12 years 12 months ago
To index or not to index: time-space trade-offs in search engines with positional ranking functions
Positional ranking functions, widely used in web search engines, improve result quality by exploiting the positions of the query terms within documents. However, it is well known ...
Diego Arroyuelo, Senén González, Mau...
WWW
2011
ACM
14 years 4 months ago
A case for query by image and text content: searching computer help using screenshots and keywords
The multimedia information retrieval community has dedicated extensive research effort to the problem of content-based image retrieval (CBIR). However, these systems find their ma...
Tom Yeh, Brandyn White, Jose San Pedro, Boris Katz...