424 search results - page 18 / 85 » On performance of topical opinion retrieval |
CIKM
2009
Springer
14 years 2 months ago
2009
Springer
In this paper, the task of text segmentation is approached from a topic modeling perspective. We investigate the use of latent Dirichlet allocation (LDA) topic model to segment a ...
TREC
2003
13 years 9 months ago
2003
The robust retrieval track is a new track in TREC 2003. The goal of the track is to improve the consistency of retrieval technology by focusing on poorly performing topics. In add...
TREC
2003
13 years 9 months ago
2003
: We describe our participation in the TREC 2003 Robust and Web tracks. For the Robust track, we experimented with the impact of stemming and feedback on the worst scoring topics. ...
ADC
2009
Springer
14 years 2 months ago
2009
Springer
Comparative evaluations of information retrieval systems are based on a number of key premises, including that representative topic sets can be created, that suitable relevance ju...
CIKM
2000
Springer
13 years 12 months ago
2000
Springer
We investigate three issues in distributed information retrieval, considering both TREC data and U.S. Patents: (1) topical organization of large text collections, (2) collection r...