Analyse Sentiment of English Sentences

Analyses sentiment of a sentence in English and assigns score to it. It can classify sentences to the following categories of sentiments:- Positive, Negative, very Positive, very negative, Neutral. For a vector of sentences, it counts the number of sentences in each category of sentiment.In calculating the score, negation and various degrees of adjectives are taken into consideration. It deals only with English sentences.


Reference manual

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2.2.1 by Subhasree Bose, a month ago

Browse source code at

Authors: Subhasree Bose <> with contributons from Saptarsi Goswami.

Documentation:   PDF Manual  

GPL-2 license

Imports plyr, stringr, openNLP, NLP

Suggests knitr, rmarkdown, testthat

See at CRAN