Sentiment Analysis and Opinion Mining

Deep Sentiment Classification and Topic Discovery on Novel Coronavirus or COVID-19 Online Discussions: NLP Using LSTM Recurrent Neural Network Approach

The paper uses LSTM to classify sentiment and discover topics in COVID-19-related social media discussions.

Construct validity of five sentiment analysis methods in the text of encounter notes of patients with critical illness

The paper evaluates five sentiment analysis methods on clinical notes from ICU patients, finding no improvement in mortality prediction but some inverse associations with same-day mortality.