Before revision: This paper presents a large annotated dataset on public expressions related to the COVID-19 pandemic . Through Twitter 's standard search application programming interface , we retrieved over 63 million coronavirus-related public posts from more than 13 million unique users since 28 January to 1 July 2020.
After revision: This paper presents a large annotated dataset on public expressions related to the COVID-19 pandemic over the Twitter platform. From 28 January 2020 to 1 Jan 2021 , we retrieved over 63 million coronavirus-related public posts from more than 13 million unique users since 28 January to 1 July 2020.