1088 search results - page 87 / 218 » Probabilistic query expansion using query logs |
ICDT
2010
ACM
14 years 13 days ago
2010
ACM
Stochastic context-free grammars (SCFGs) have long been recognized as useful for a large variety of tasks including natural language processing, morphological parsing, speech reco...
CLEF
2007
Springer
14 years 3 months ago
2007
Springer
We describe our system for the monolingual Dutch and multilingual English to Dutch QA tasks. First, we present a brief overview of our QA-system, which makes heavy use of syntacti...
PVLDB
2010
13 years 3 months ago
2010
Recent legislation has increased the requirements of organizations to report data breaches, or unauthorized access to data. While access control policies are used to restrict acce...
VLDB
2005
ACM
14 years 2 months ago
2005
ACM
Relational, XML and HTML data can be represented as graphs with entities as nodes and relationships as edges. Text is associated with nodes and possibly edges. Keyword search on s...
SIGIR
2008
ACM
13 years 7 months ago
2008
ACM
Results caching is an efficient technique for reducing the query processing load, hence it is commonly used in real search engines. This technique, however, bounds the maximum hit...