منابع مشابه
Sentiment Classification Using the Meaning of Words
Sentiment Classification (SC) is about assigning a positive, negative or neutral label to a piece of text based on its overall opinion. This paper describes our in-progress work on extracting the meaning of words for SC. In particular, we investigate the utility of sense-level polarity information for SC. We first show that methods based on common classification features are not robust and thei...
متن کاملConnotation Lexicon: A Dash of Sentiment Beneath the Surface Meaning
Understanding the connotation of words plays an important role in interpreting subtle shades of sentiment beyond denotative or surface meaning of text, as seemingly objective statements often allude nuanced sentiment of the writer, and even purposefully conjure emotion from the readers’ minds. The focus of this paper is drawing nuanced, connotative sentiments from even those words that are obje...
متن کاملMeaning and Use of not...until
Time adverbials introduced by until impose restrictions on the aspectual class of the main clause they combine with: they only combine with durative sentences. In negative sentences, the situation is more complex. The question arises whether negative sentences are durative, or whether there is a separate use of until as a negative polarity item. In this paper, I discuss the three treatments of ...
متن کاملWhat is the meaning of 5 *'s? An investigation of the expression and rating of sentiment
Do user populations differ systematically in the way they express and rate sentiment? We use large collections of Danish and U.S. film reviews to investigate this question, and we find evidence of important systematic differences: first, positive ratings are far more common in the U.S. data than in the Danish data. Second, highly positive terms occur far more frequently in the U.S. data. Finall...
متن کاملMeaning Matters: Senses of Words are More Informative than Words for Cross-domain Sentiment Analysis
Getting labeled data in each domain is always an expensive and a time consuming task. Hence, cross-domain sentiment analysis has emerged as a demanding research area where a labeled source domain facilitates classifier for an unlabeled target domain. However, cross-domain sentiment analysis is still a challenging task because of the differences across domains. A word which is used with positive...
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ژورنال
عنوان ژورنال: Nature
سال: 1978
ISSN: 0028-0836,1476-4687
DOI: 10.1038/272750a0