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Combining resources to improve unsupervised sentiment analysis at aspect-level.
Salud M. Jiménez Zafra
María Teresa Martín-Valdivia
Eugenio Martínez-Cámara
Luis Alfonso Ureña López
Published in:
J. Inf. Sci. (2016)
Keyphrases
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sentiment analysis
opinion mining
text classification
sentiment lexicon
sentiment classification
sentiment words
natural language processing
multi aspect
text mining
unsupervised learning
data mining
sentence level
collective classification
expert systems
supervised classification
product reviews