Topic detection and sentiment analysis in Twitter content related to COVID-19 from Brazil and the USA

• Published in: Applied soft computing Vol. 101; p. 107057
• Main Authors: Garcia, Klaifer, Berton, Lilian
• Format: Journal Article
• Language: English
• Published: United States Elsevier B.V 01.03.2021
• Subjects: COVID-19; English language; Portuguese language; Sentiment analysis; Topic detection; Twitter; COVID-19; Sentiment analysis; Twitter; English language; Topic detection; Portuguese language

Twitter is a social media platform with more than 500 million users worldwide. It has become a tool for spreading the news, discussing ideas and comments on world events. Twitter is also an important source of health-related information, given the amount of news, opinions and information that is sha...