198 search results - page 1 / 40 » Modeling online reviews with multi-grain topic models |
ECAI
2010
Springer
13 years 5 months ago
2010
Springer
Abstract. Multi grain sentiment analysis is the task of simultaneously classifying sentiment expressed at different levels of granularity, as opposed to single level at a time. Mod...
WWW
2008
ACM
14 years 5 months ago
2008
ACM
In this paper we present a novel framework for extracting the ratable aspects of objects from online user reviews. Extracting such aspects is an important challenge in automatical...
EMNLP
2010
13 years 2 months ago
2010
Discovering and summarizing opinions from online reviews is an important and challenging task. A commonly-adopted framework generates structured review summaries with aspects and ...
KDD
2010
ACM
13 years 3 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...
KDD
2007
ACM
14 years 5 months ago
2007
ACM
An essential part of an expert-finding task, such as matching reviewers to submitted papers, is the ability to model the expertise of a person based on documents. We evaluate seve...