Sciweavers

2286 search results - page 181 / 458
» The Combination and Evaluation of Query Performance Predicti...
Sort
View
342
Voted
SIGIR
2011
ACM
14 years 9 months ago
Faster top-k document retrieval using block-max indexes
Large search engines process thousands of queries per second over billions of documents, making query processing a major performance bottleneck. An important class of optimization...
Shuai Ding, Torsten Suel
181
Voted
EMNLP
2007
15 years 8 months ago
Extracting Aspect-Evaluation and Aspect-Of Relations in Opinion Mining
The technology of opinion extraction allows users to retrieve and analyze people’s opinions scattered over Web documents. We define an opinion unit as a quadruple consisting of...
Nozomi Kobayashi, Kentaro Inui, Yuji Matsumoto
195
Voted
CLEF
2009
Springer
15 years 8 months ago
Multilingual Query Expansion for CLEF Adhoc-TEL
In this paper we will briefly describe the approaches taken by the Cheshire (Berkeley) Group for the CLEF Adhoc-TEL 2009 tasks (Mono and Bilingual retrieval). Recognizing that man...
Ray R. Larson
206
Voted
ECML
2006
Springer
15 years 9 months ago
Cascade Evaluation of Clustering Algorithms
Abstract. This paper is about the evaluation of the results of clustering algorithms, and the comparison of such algorithms. We propose a new method based on the enrichment of a se...
Laurent Candillier, Isabelle Tellier, Fabien Torre...
VTC
2006
IEEE
199views Communications» more  VTC 2006»
16 years 1 months ago
Comparison of User Mobility Pattern Prediction Algorithms to increase Handover Trigger Accuracy
— The estimation of correct triggers for handover in cellular networks belongs to the critical tasks for accurate network operation. The importance of seamless handover even rise...
Stefan Michaelis, Christian Wietfeld