Sentiment analysis is the task of classifying the polarity of a given text.
|MirasOpinion is crawled from the Digikala website, one of the largest e-commerce websites in Iran. 2.5 million comments have been crawled, and after some pre-processing, we reduce its size to one million comments. Then the corpus had been labeled using crowd-sourcing; A telegram bot is used to send the unlabeled data to several users. Our bot asks them to label the represented document as positive, negative, or neutral.|
|This dataset presents real-valued polarity labels, in the range from -1 to 1, for thousands of Persian words and expressions.|
|An ontology based sentiment lexicon for Persian.|