935 search results - page 87 / 187 » Performance Evaluation of Multiversion Database Systems |
EMNLP
2007
13 years 9 months ago
2007
We present two machine learning approaches to information extraction from semi-structured documents that can be used if no annotated training data are available, but there does ex...
SIGMOD
2007
ACM
14 years 8 months ago
2007
ACM
Optimizing SQL subqueries has been an active area in database research and the database industry throughout the last decades. Previous work has already identified some approaches ...
ICASSP
2008
IEEE
14 years 2 months ago
2008
IEEE
We present a query-by-example audio retrieval framework by indexing audio clips in a generic database as points in a latent perceptual space. First, feature-vectors extracted from...
ICDE
1993
IEEE
14 years 1 days ago
1993
IEEE
In this article, different techniques for 'pointer swizzling" are classified and evaluated for optimizing the access to main-memory resident persistent objects. To speed ...
VLDB
2002
ACM
13 years 7 months ago
2002
ACM
In spite of the many decades of progress in database research, surprisingly scientists in the life sciences community still struggle with inefficient and awkward tools for queryin...