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» Identifying Opinionated Sentences
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CIKM
2009
Springer
14 years 1 months ago
The effect of negation on sentiment analysis and retrieval effectiveness
We investigate the problem of determining the polarity of sentiments when one or more occurrences of a negation term such as “not” appear in a sentence. The concept of the sco...
Lifeng Jia, Clement T. Yu, Weiyi Meng
COLING
2010
13 years 2 months ago
Opinion Summarization with Integer Linear Programming Formulation for Sentence Extraction and Ordering
In this paper we propose a novel algorithm for opinion summarization that takes account of content and coherence, simultaneously. We consider a summary as a sequence of sentences ...
Hitoshi Nishikawa, Takaaki Hasegawa, Yoshihiro Mat...
ACL
2010
13 years 5 months ago
Sentence and Expression Level Annotation of Opinions in User-Generated Discourse
In this paper, we introduce a corpus of consumer reviews from the rateitall and the eopinions websites annotated with opinion-related information. We present a two-level annotatio...
Cigdem Toprak, Niklas Jakob, Iryna Gurevych
AAAI
2010
13 years 8 months ago
What Is an Opinion About? Exploring Political Standpoints Using Opinion Scoring Model
In this paper, we propose a generative model to automatically discover the hidden associations between topics words and opinion words. By applying those discovered hidden associat...
Bi Chen, Leilei Zhu, Daniel Kifer, Dongwon Lee
COLING
2010
13 years 2 months ago
Opinion Target Extraction in Chinese News Comments
News Comments on the web express readers' attitudes or opinions about an event or object in the corresponding news article. And opinion target extraction from news comments i...
Tengfei Ma, Xiaojun Wan