Sciweavers

120 search results - page 20 / 24
» A Probabilistic Rasch Analysis of Question Answering Evaluat...
Sort
View
MM
2009
ACM
245views Multimedia» more  MM 2009»
14 years 3 months ago
Concept detectors: how good is good enough?
Today, semantic concept based video retrieval systems often show insufficient performance for real-life applications. Clearly, a big share of the reason is the lacking performance...
Robin Aly, Djoerd Hiemstra
ADHOCNOW
2004
Springer
14 years 1 months ago
Analysis of the Information Propagation Time Among Mobile Hosts
Consider k particles, 1 red and k −1 white, chasing each other on the nodes of a graph G. If the red one catches one of the white, it “infects” it with its color. The newly ...
Tassos Dimitriou, Sotiris E. Nikoletseas, Paul G. ...
BMCBI
2007
148views more  BMCBI 2007»
13 years 8 months ago
Computation of significance scores of unweighted Gene Set Enrichment Analyses
Background: Gene Set Enrichment Analysis (GSEA) is a computational method for the statistical evaluation of sorted lists of genes or proteins. Originally GSEA was developed for in...
Andreas Keller, Christina Backes, Hans-Peter Lenho...
SIGMOD
2012
ACM
224views Database» more  SIGMOD 2012»
11 years 11 months ago
Tiresias: the database oracle for how-to queries
How-To queries answer fundamental data analysis questions of the form: “How should the input change in order to achieve the desired output”. As a Reverse Data Management probl...
Alexandra Meliou, Dan Suciu
LREC
2010
166views Education» more  LREC 2010»
13 years 10 months ago
Annotating Event Mentions in Text with Modality, Focus, and Source Information
Many natural language processing tasks, including information extraction, question answering and recognizing textual entailment, require analysis of the polarity, focus of polarit...
Suguru Matsuyoshi, Megumi Eguchi, Chitose Sao, Koj...