443 search results - page 89 / 89 » Relational Approach to Logical Query Optimization of XPath |
BMCBI
2002
13 years 5 months ago
2002
Background: Pattern matching is the core of bioinformatics; it is used in database searching, restriction enzyme mapping, and finding open reading frames. It is done repeatedly ov...
SIGIR
2009
ACM
13 years 12 months ago
2009
ACM
Although many variants of language models have been proposed for information retrieval, there are two related retrieval heuristics remaining “external” to the language modelin...
IPSN
2007
Springer
13 years 11 months ago
2007
Springer
We study the problem of aggregating data from a sparse set of nodes in a wireless sensor network. This is a common situation when a sensor network is deployed to detect relatively...