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» Answering Imprecise Queries over Web Databases
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CIKM
2009
Springer
14 years 2 months ago
A machine learning approach for improved BM25 retrieval
Despite the widespread use of BM25, there have been few studies examining its effectiveness on a document description over single and multiple field combinations. We determine t...
Krysta Marie Svore, Christopher J. C. Burges
WEBDB
2005
Springer
83views Database» more  WEBDB 2005»
14 years 1 months ago
Indexing for XML Siblings
Efficient querying XML documents is an increasingly important issue considering the fact that XML becomes the de facto standard for data representation and exchange over the Web,...
SungRan Cho
IM
2007
13 years 7 months ago
Inverted Index Support for Numeric Search
Today’s search engines are increasingly required to broaden their capabilities beyond free-text search. More complex features, such as supporting range constraints over numeric ...
Marcus Fontoura, Ronny Lempel, Runping Qi, Jason Y...
NAR
2007
109views more  NAR 2007»
13 years 7 months ago
GeneTrees: a phylogenomics resource for prokaryotes
The GeneTrees phylogenomics system pursues comparative genomic analyses from the perspective of gene phylogenies for individual genes. The GeneTrees project has the goal of provid...
Yuying Tian, Allan W. Dickerman
SSDBM
2007
IEEE
127views Database» more  SSDBM 2007»
14 years 1 months ago
Update Conscious Bitmap Indices
Bitmap indices have been widely used in several domains such as data warehousing and scientific applications due to their efficiency in answering certain query types over large ...
Guadalupe Canahuate, Michael Gibas, Hakan Ferhatos...