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
Determining the Efficiency of Drugs Under Special Conditions From Users’ Reviews on Healthcare Web Forums
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DOI: 10.1109/access.2021.3088838
Abstract: Sentiment analysis is the extraction and categorization of sentiments that have been expressed in text data using text analysis techniques. Manifested by earlier studies, sentiment analysis of drug reviews has a large potential for providing… read more here.
Keywords: determining efficiency; idf; learning based; lexicon based ... See more keywords
Political Security Threat Prediction Framework Using Hybrid Lexicon-Based Approach and Machine Learning Technique
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DOI: 10.1109/access.2023.3246162
Abstract: The internet offers a powerful medium for expressing opinions, emotions and ideas, using online platforms supported by smartphone usage and high internet penetration. Most internet posts are textual based and can include people’s emotional feelings… read more here.
Keywords: political security; lexicon based; based approach; framework ... See more keywords
Using Artificial Intelligence to Develop a Lexicon-Based African American Tweet Detection Algorithm to Inform Culturally Sensitive Twitter-Based Social Support Interventions for African American Dementia Caregivers
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DOI: 10.3233/shti210844
Abstract: We extracted 3,291,101 Tweets using hashtags associated with African American-related discourse (#BlackTwitter, #BlackLivesMatter, #StayWoke) and 1,382,441 Tweets from a control set (general or no hashtags) from September 1, 2019 to December 31, 2019 using the… read more here.
Keywords: tweet; lexicon based; twitter; african american ... See more keywords