383 search results - page 46 / 77 » Query Containment for Conjunctive Queries with Regular Expre... |
SIGMOD
2005
ACM
14 years 8 months ago
2005
ACM
Many analysis and monitoring applications require the repeated execution of expensive modeling functions over streams of rapidly changing data. These applications can often be exp...
XSYM
2007
Springer
14 years 2 months ago
2007
Springer
Several web applications (such as processing RSS feeds or web service messages) rely on XPath-based data manipulation tools. Web developers need to use XPath queries effectively o...
CORR
2008
Springer
13 years 8 months ago
2008
Springer
The LETOR website contains three information retrieval datasets used as a benchmark for testing machine learning ideas for ranking. Algorithms participating in the challenge are re...
AICOM
2004
13 years 8 months ago
2004
Abstract. We address the problem of answering queries using expressive symmetric inter-schema constraints which allow to establish mappings between several heterogeneous informatio...
VLDB
1995
ACM
14 years 6 days ago
1995
ACM
We present a shape definition language, called SDC, for retrieving objects based on shapes contained in the histories associated with these objects. It is a small, yet powerful, l...