1469 search results - page 278 / 294 » Query Expansion and Query Reduction in Document Retrieval |
SIGIR
2009
ACM
14 years 2 months ago
2009
ACM
The selection of indexing terms for representing documents is a key decision that limits how effective subsequent retrieval can be. Often stemming algorithms are used to normaliz...
BMCBI
2007
13 years 7 months ago
2007
Background: We present a probabilistic topic-based model for content similarity called pmra that underlies the related article search feature in PubMed. Whether or not a document ...
BMCBI
2006
13 years 7 months ago
2006
Background: DNA methylation plays an important role in development and tumorigenesis by epigenetic modification and silencing of critical genes. The development of PCR-based methy...
ICDE
2009
IEEE
14 years 9 months ago
2009
IEEE
Abstract-- Inspired by the great success of information retrieval (IR) style keyword search on the web, keyword search on XML has emerged recently. The difference between text data...
ICN
2007
Springer
14 years 1 months ago
2007
Springer
—Peer to peer is an important way for files sharing. In existing P2P systems, users need to query and retrieve files, and have to know some knowledge, such as file names, keyword...