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» Learning to rank for information retrieval
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ICDE
2007
IEEE
92views Database» more  ICDE 2007»
16 years 7 months ago
STAR: A System for Tuple and Attribute Ranking of Query Answers
In recent years there has been a great deal of interest in developing effective techniques for ad-hoc search and retrieval in structured repositories such as relational databases ...
Nishant Kapoor, Gautam Das, Vagelis Hristidis, S. ...
SIGIR
2012
ACM
13 years 8 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...
PVLDB
2008
116views more  PVLDB 2008»
15 years 5 months ago
Accuracy estimate and optimization techniques for SimRank computation
The measure of similarity between objects is a very useful tool in many areas of computer science, including information retrieval. SimRank is a simple and intuitive measure of th...
Dmitry Lizorkin, Pavel Velikhov, Maxim N. Grinev, ...
CICLING
2004
Springer
15 years 10 months ago
Korean Compound Noun Decomposition Using Syllabic Information Only
The compound nouns are freely composed in Korean, since it is possible to concatenate independent nouns without a postposition. Therefore, the systems that handle compound nouns su...
Seong-Bae Park, Jeong Ho Chang, Byoung-Tak Zhang
ECIR
2007
Springer
15 years 7 months ago
Model Tree Learning for Query Term Weighting in Question Answering
Question answering systems rely on retrieval components to identify documents that contain an answer to a user’s question. The formulation of queries that are used for retrieving...
Christof Monz