Alleviating Data Sparsity for Twitter Sentiment Analysis.

Hassan Saif Yulan He Harith Alani

Published in: #MSM (2012)

Keyphrases

sentiment analysis
data sparsity
social media content
public opinion
collaborative filtering
micro blog
matrix factorization
opinion mining

social media
recommender systems
transfer learning
text classification
sentiment classification
sentence level
online social networks
multi aspect

user ratings
social networks
user generated content
user generated
text mining
product features
product reviews

micro blogging
social networking
labeled data
natural language processing
user preferences
sentiment lexicon
missing data