424 search results - page 8 / 85 » On performance of topical opinion retrieval |
105
Voted
ICDM
2007
IEEE
15 years 6 months ago
2007
IEEE
Most topic models, such as latent Dirichlet allocation, rely on the bag-of-words assumption. However, word order and phrases are often critical to capturing the meaning of text in...
CLEF
2006
Springer
15 years 4 months ago
2006
Springer
This paper describes in detail the combination of NLP methods applied to the treatment of logic forms in the topic processing and statistical methods applied to the search engine ...
142
Voted
SOCIALCOM
2010
14 years 10 months ago
2010
Theme network is a semantic network of document specific themes. So far Natural Language Processing (NLP) research patronized much of topic based summarizer system, unable to captu...
SIGIR
2009
ACM
15 years 7 months ago
2009
ACM
Evaluation of sentiment analysis, like large-scale IR evaluation, relies on the accuracy of human assessors to create judgments. Subjectivity in judgments is a problem for relevan...
118
Voted
KDD
2010
ACM
14 years 10 months ago
2010
ACM
In this paper, we define and study a new opinionated text data analysis problem called Latent Aspect Rating Analysis (LARA), which aims at analyzing opinions expressed about an e...