537 search results - page 43 / 108 » The Impact of Query Structure and Query Expansion on Retriev... |
SIGMOD
2009
ACM
14 years 9 months ago
2009
ACM
In this paper, we consider the problem of keyword query cleaning for structured databases from a probabilistic approach. Keyword query cleaning consists of rewriting the user quer...
CIKM
2008
Springer
13 years 11 months ago
2008
Springer
Finding biological entities (such as genes or proteins) that satisfy certain conditions from texts is an important and challenging task in biomedical information retrieval and tex...
VLDB
2003
ACM
14 years 9 months ago
2003
ACM
The efficient retrieval of data items on set-valued attributes is an important research topic that has attracted little attention so far. We studied and modified four index structu...
TREC
2004
13 years 10 months ago
2004
With our participation in TREC2004, we test Terrier, a modular and scalable Information Retrieval framework, in three tracks. For the mixed query task of the Web track, we employ ...
SIGIR
2000
ACM
14 years 1 months ago
2000
ACM
The proliferation of online information resources increases the importance of effective and efficient distributed searching. Distributed searching is cast in three parts – datab...