Emotion diffusion effect: Negative sentiment COVID-19 tweets of public organizations attract more responses from followers
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DOI: 10.1371/journal.pone.0264794
Abstract: Coronavirus disease 2019 (COVID-19) has triggered an enormous number of discussion topics on social media Twitter. It has an impact on the global health system and citizen responses to the pandemic. Multiple responses (replies, favorites,… read more here.
Keywords: effect; sentiment; sentiment polarity; negative sentiment ... See more keywords
Evolutionary Optimization of Ensemble Learning to Determine Sentiment Polarity in an Unbalanced Multiclass Corpus
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DOI: 10.3390/e22091020
Abstract: Sentiment polarity classification in social media is a very important task, as it enables gathering trends on particular subjects given a set of opinions. Currently, a great advance has been made by using deep learning… read more here.
Keywords: sentiment; corpus; evolutionary optimization; multiclass ... See more keywords