Document Level Sentiment Analysis: A survey
Salima Behdenna, Fatiha Barigou, Ghalem Belalem · EAI Endorsed Transactions on Context-aware Systems and Applications · 2018
Sentiment analysis becomes a very active research area in the text mining field. It aims to extract people's opinions, sentiments, and subjectivity from the texts. Sentiment analysis can be performed at three levels: at document level, at sentence level and at aspect level. An important part of rese