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ACL
2010
14 years 10 months ago
A Study of Information Retrieval Weighting Schemes for Sentiment Analysis
Most sentiment analysis approaches use as baseline a support vector machines (SVM) classifier with binary unigram weights. In this paper, we explore whether more sophisticated fea...
Georgios Paltoglou, Mike Thelwall
EMNLP
2010
14 years 10 months ago
Positional Language Models for Clinical Information Retrieval
The PECO framework is a knowledge representation for formulating clinical questions. Queries are decomposed into four aspects, which are Patient-Problem (P), Exposure (E), Compari...
Florian Boudin, Jian-Yun Nie, Martin Dawes
72
Voted
CSL
2004
Springer
15 years 18 days ago
Mandarin-English Information (MEI): investigating translingual speech retrieval
This paper describes the Mandarin
Helen M. Meng, Berlin Chen, Sanjeev Khudanpur, Gin...
ICIP
2003
IEEE
16 years 2 months ago
Statistical learning for effective visual information retrieval
For effective retrieval of visual information, statistical learning plays a pivotal role. Statistical learning in such a context faces at least two major mathematical challenges: ...
Edward Y. Chang, Beitao Li, Gang Wu, Kingshy Goh
101
Voted
SP
2007
IEEE
102views Security Privacy» more  SP 2007»
15 years 7 months ago
Improving the Robustness of Private Information Retrieval
Since 1995, much work has been done creating protocols for private information retrieval (PIR). Many variants of the basic PIR model have been proposed, including such modificati...
Ian Goldberg