424 search results - page 8 / 85 » On performance of topical opinion retrieval |
ICDM
2007
IEEE
14 years 1 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
13 years 11 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 ...
SOCIALCOM
2010
13 years 5 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
14 years 2 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...
KDD
2010
ACM
13 years 5 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...