Incremental Word Vectors for Time-Evolving Sentiment Lexicon Induction
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DOI: 10.1007/s12559-021-09831-y
Abstract: A sentiment lexicon is a list of expressions annotated according to affect categories such as positive, negative, anger and fear. Lexicons are widely used in sentiment classification of tweets, especially when labeled messages are scarce.… read more here.
Keywords: sentiment; time evolving; word; incremental word ... See more keywords
Extracting features with medical sentiment lexicon and position encoding for drug reviews
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DOI: 10.1007/s13755-019-0072-6
Abstract: Medical sentiment analysis refers to the extraction of sentiments or emotions from documents retrieved from healthcare sources, such as public forums and drug review websites. Previous studies prove that sentiment analysis for clinical documents has… read more here.
Keywords: medical sentiment; sentiment lexicon; sentiment; drug ... See more keywords
The Construction of Sentiment Lexicon Based on Context-Dependent Part-of-Speech Chunks for Semantic Disambiguation
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DOI: 10.1109/access.2020.2984284
Abstract: Sentiment lexicon, which provides sentiment information for words, plays an important role in sentiment analysis task. Currently, most of sentiment lexicons have only one sentiment polarity for each word and ignore sentimental ambiguity. In this… read more here.
Keywords: context dependent; sentiment; based context; sentiment lexicon ... See more keywords
STCS Lexicon: Spectral-Clustering-Based Topic-Specific Chinese Sentiment Lexicon Construction for Social Networks
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DOI: 10.1109/tcss.2019.2941344
Abstract: A sentiment lexicon is an important foundation for social network sentiment analysis. However, in social networks, the sentiments of words vary with their topics of use, which leads to a problem in the construction of… read more here.
Keywords: sentiment; lexicon; social networks; topic specific ... See more keywords