Aspect extraction (A survey)
Monitoring opinion on esop through social media and clustering its polarity
Mining the Peanut Gallery: Opinion Extraction and Semantic Classification of Product Reviews K. Dave et al, WWW 2003, 1480+ citations Presented by Sarah.
Identifying Comparative Sentences in Text Documents Nitin Jindal and Bing Liu University of Illinois SIGIR 2006.
Identifying Comparative Sentences in Text Documents