ECNU: A Combination Method and Multiple Features for Aspect Extraction and Sentiment Polarity Classification

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Knowledge Triples

Source Entity	Relationship	Target Entity
Aspect Based Sentiment Analysis Task	includes	Aspect Category Detection Task
Aspect Based Sentiment Analysis Task	includes	Aspect Category Sentiment Polarity Classification Task
Aspect Based Sentiment Analysis Task	includes	Aspect Sentiment Polarity Classification Task
Aspect Sentiment Polarity Classification Task	uses	Maximum Entropy Classifier Method
Aspect Sentiment Polarity Classification Task	uses	Sentiment Lexicon Features OtherEntity
Aspect Sentiment Polarity Classification Task	uses	Topic Features Material
Aspect Term Extraction Task	includes	Named Entity Recognition Task
Aspect Term Extraction Task	includes	Noun Phrase Extraction Task