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NILC_USP: An Improved Hybrid System for Sentiment Analysis in Twitter Messages.
Pedro Paulo Balage Filho
Lucas Avanço
Thiago Alexandre Salgueiro Pardo
Maria das Graças Volpe Nunes
Published in:
SemEval@COLING (2014)
Keyphrases
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sentiment analysis
social media content
public opinion
text messages
opinion mining
micro blog
social media
sentiment classification
text classification
email
sentence level
natural language processing
text mining
multi aspect
social networks
micro blogging
short messages
social networking
user generated
product features
expert systems
product reviews
databases
user generated content
collective classification
online reviews
online social networks
knowledge discovery