Sciweavers

4589 search results - page 181 / 918
» A new evaluation measure for information retrieval systems
Sort
View
BMCBI
2010
154views more  BMCBI 2010»
15 years 6 months ago
EnvMine: A text-mining system for the automatic extraction of contextual information
Background: For ecological studies, it is crucial to count on adequate descriptions of the environments and samples being studied. Such a description must be done in terms of thei...
Javier Tamames, Victor de Lorenzo
WIDM
2005
ACM
16 years 4 days ago
Preventing shilling attacks in online recommender systems
Collaborative filtering techniques have been successfully employed in recommender systems in order to help users deal with information overload by making high quality personalize...
Paul-Alexandru Chirita, Wolfgang Nejdl, Cristian Z...
RIAO
2000
15 years 8 months ago
Classification of Radiographs in the 'Image Retrieval in Medical Applications' - System
In this paper we present a new approach to classifying radiographs, which is the first important task of the IRMA system. Given an image, we compute posterior probabilities for ea...
Jörg Dahmen, Thomas Theiner, Daniel Keysers, ...
ECOWS
2006
Springer
15 years 10 months ago
On the Evaluation of Semantic Web Service Matchmaking Systems
Semantic Web Services are generally considered as the evolution of conventional Web Services. Semantic information included in the service descriptions enables the development of ...
Vassileios Tsetsos, Christos Anagnostopoulos, Stat...
SAC
2006
ACM
16 years 16 days ago
An evaluation system for news video streams and blogs
When we want information on current events, we often view news programs on TV or news streams on Web sites. A news video stream consists of several scenes, and viewers often gain ...
Daisuke Kitayama, Kazutoshi Sumiya