Sciweavers

796 search results - page 132 / 160
» A Formalization of ODMG Queries
Sort
View
SIGIR
2005
ACM
14 years 4 months ago
Relevance information: a loss of entropy but a gain for IDF?
When investigating alternative estimates for term discriminativeness, we discovered that relevance information and idf are much closer related than formulated in classical literat...
Arjen P. de Vries, Thomas Rölleke
COCO
2005
Springer
128views Algorithms» more  COCO 2005»
14 years 4 months ago
More on Noncommutative Polynomial Identity Testing
We continue the study of noncommutative polynomial identity testing initiated by Raz and Shpilka and present efficient algorithms for the following problems in the noncommutative...
Andrej Bogdanov, Hoeteck Wee
SEMWEB
2005
Springer
14 years 4 months ago
An Application of Semantic Web Technologies to Situation Awareness
Situation awareness involves the identification and monitoring of relationships among objects participating in an evolving situation. This problem in general is intractable (i.e.,...
Christopher J. Matheus, Mieczyslaw M. Kokar, Kenne...
VLDB
2005
ACM
85views Database» more  VLDB 2005»
14 years 4 months ago
Pattern Tree Algebras: Sets or Sequences?
XML and XQuery semantics are very sensitive to the order of the produced output. Although pattern-tree based algebraic approaches are becoming more and more popular for evaluating...
Stelios Paparizos, H. V. Jagadish
BTW
2005
Springer
118views Database» more  BTW 2005»
14 years 4 months ago
The MINERVA Project: Database Selection in the Context of P2P Search
: This paper presents the MINERVA project that protoypes a distributed search engine based on P2P techniques. MINERVA is layered on top of a Chord-style overlay network and uses a ...
Matthias Bender, Sebastian Michel, Gerhard Weikum,...