Thumbs up? Sentiment Classification using Machine Learning Techniques.

Bo Pang Lillian Lee Shivakumar Vaithyanathan

Published in: EMNLP (2002)

Keyphrases

sentiment classification
sentiment analysis
text classification
cross domain
opinion mining
online product reviews
sentence level
opinion summarization
online reviews
cross lingual
artificial intelligence
sentiment polarity
document level
product reviews
k nearest neighbor
knn
email
feature selection