483 search results - page 50 / 97 » Evaluating Top-k Selection Queries |
SPIRE
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. Term-partitioned indexes are generally inefficient for the evaluation of conjunctive queries, as they require the communication of long posting lists. On the other side, ...
NIPS
2007
13 years 9 months ago
2007
We propose a model that leverages the millions of clicks received by web search engines to predict document relevance. This allows the comparison of ranking functions when clicks ...
CIKM
2009
Springer
14 years 2 months ago
2009
Springer
In order to enable scalable querying of graph databases, intelligent selection of subgraphs to index is essential. An improved index can reduce response times for graph queries si...
SIGMOD
2009
ACM
14 years 8 months ago
2009
ACM
Empowering users to access databases using simple keywords can relieve the users from the steep learning curve of mastering a structured query language and understanding complex a...
SIGIR
2000
ACM
14 years 1 days ago
2000
ACM
The paper introduces a query translation model that re ects the structure of the cross-language information retrieval task. The model is based on a structured bilingual dictionary...