Sciweavers

3430 search results - page 56 / 686
» Language model for IR using collection information
Sort
View
IR
2006
15 years 3 months ago
A decision mechanism for the selective combination of evidence in topic distillation
The combination of evidence can increase retrieval effectiveness. In this paper, we investigate the effectiveness of a decision mechanism for the selective combination of evidence...
Vassilis Plachouras, Fidel Cacheda, Iadh Ounis
JASIS
2010
124views more  JASIS 2010»
15 years 2 months ago
Query polyrepresentation for ranking retrieval systems without relevance judgments
Ranking information retrieval (IR) systems with respect to their effectiveness is a crucial operation during IR evaluation, as well as during data fusion. This paper offers a no...
Miles Efron, Megan A. Winget
112
Voted
ECIR
2008
Springer
15 years 5 months ago
Modeling Documents as Mixtures of Persons for Expert Finding
Abstract. In this paper we address the problem of searching for knowledgeable persons within the enterprise, known as the expert finding (or expert search) task. We present a proba...
Pavel Serdyukov, Djoerd Hiemstra
141
Voted
ACL
2004
15 years 5 months ago
The Sentimental Factor: Improving Review Classification Via Human-Provided Information
Sentiment classification is the task of labeling a review document according to the polarity of its prevailing opinion (favorable or unfavorable). In approaching this problem, a m...
Philip Beineke, Trevor Hastie, Shivakumar Vaithyan...
CLEF
2004
Springer
15 years 9 months ago
How to Visually Retrieve Images from the St. Andrews Collection Using GIFT
Abstract. The ImageCLEF task of CLEF has a main goal in the retrieval of images from multi–lingual collections. The 2003 imageCLEF saw no group using the visual information of im...
Henning Müller, Antoine Geissbühler