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Comparing tweet sentiments in megacities using machine learning techniques: In the midst of COVID-19
COVID-19 was announced by the World Health Organization as a pandemic on March 11, 2020. Not only has COVID-19 struck the economy and public health, but it also has deep influences on people's feelings. Twitter, as an active social media, is a great database where we can investigate people'...
| Autores principales: | , , , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
Elsevier Ltd.
2021
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9756302/ https://www.ncbi.nlm.nih.gov/pubmed/36540864 http://dx.doi.org/10.1016/j.cities.2021.103273 |