Publication

Abstract : Sentiment analysis opens door for understanding opinions conveyed in text data. Polarity lexicon acts as heart in sentiment analysis tasks. Polarity lexicon learning is explored using multiple techniques over years. This survey paper discuss polarity lexicon in two aspects. The first part is literature study which depicts from initial techniques of polarity lexicon creation to the very recent ones. The second part reveal facts about available open source polarity lexicon resources. Also, open research problems and future directions are unveiled. This informative survey is very useful for individuals entering in this arena. © Springer International Publishing AG 2016.