92 search results - page 13 / 19 » Conjunctive Query Evaluation by Search Tree Revisited |
VLDB
2004
ACM
14 years 7 months ago
2004
ACM
In this paper, we propose a new tunable index scheme, called iMinMax(), that maps points in highdimensional spaces to single-dimensional values determined by their maximum or minim...
ICDE
2006
IEEE
14 years 1 months ago
2006
IEEE
Structured P2P systems based on distributed hash tables are a popular choice for building large-scaled data management systems. Generally, they only support exact match queries, b...
WEBI
2009
Springer
14 years 2 months ago
2009
Springer
We consider the problem of retrieving multiple documents relevant to the single subtopics of a given web query, termed “full-subtopic retrieval”. To solve this problem we pres...
CIKM
2008
Springer
13 years 9 months ago
2008
Springer
Relevance feedback has been demonstrated to be an effective strategy for improving retrieval accuracy. The existing relevance feedback algorithms based on language models and vect...
ICDE
2010
IEEE
14 years 7 months ago
2010
IEEE
An ever-increasing amount of data and semantic knowledge in the domain of life sciences is bringing about new data management challenges. In this paper we focus on adding the seman...