Sciweavers

24 search results - page 3 / 5
» Query Structuring with Two-Stage Term Dependence in the Japa...
Sort
View
CLEF
2005
Springer
13 years 11 months ago
Exploiting Linguistic Indices and Syntactic Structures for Multilingual Question Answering: ITC-irst at CLEF 2005
This year we participated at 4 Question Answering tasks at CLEF: the Italian monolingual (I), Italian-English (I/E), Bulgarian monolingual (B), and Bulgarian-English (B/E) bilingu...
Hristo Tanev, Milen Kouylekov, Bernardo Magnini, M...
VLDB
1994
ACM
152views Database» more  VLDB 1994»
13 years 9 months ago
The GMAP: A Versatile Tool for Physical Data Independence
Physical data independence is touted as a central feature of modern database systems. Both relational and object-oriented systems, however, force users to frame their queries in t...
Odysseas G. Tsatalos, Marvin H. Solomon, Yannis E....
WWW
2007
ACM
14 years 6 months ago
Estimating the cardinality of RDF graph patterns
Most RDF query languages allow for graph structure search through a conjunction of triples which is typically processed using join operations. A key factor in optimizing joins is ...
Angela Maduko, Kemafor Anyanwu, Amit P. Sheth, Pau...
CORR
2008
Springer
143views Education» more  CORR 2008»
13 years 5 months ago
Join Bayes Nets: A new type of Bayes net for relational data
Many real-world data are maintained in relational format, with different tables storing information about entities and their links or relationships. The structure (schema) of the ...
Oliver Schulte, Hassan Khosravi, Flavia Moser, Mar...
SIGIR
2006
ACM
13 years 11 months ago
A study of statistical models for query translation: finding a good unit of translation
This paper presents a study of three statistical query translation models that use different units of translation. We begin with a review of a word-based translation model that us...
Jianfeng Gao, Jian-Yun Nie