Charla: “Acquiring and Exploiting Lexical Knowledge for Twitter Sentiment Analysis”

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This talk addresses the label sparsity problem for Twitter polarity classification by automatically building two type of resources that can be exploited when labelled data is scarce: opinion lexicons, which are lists of words labelled by sentiment, and synthetically labelled tweets.

 

 

fecha: 
8 Julio, 2016 - 10:00
Lugar: 
Sala Auditorio Philippe Flajolet, 3er. piso edificio poniente.
Charlista: 
Felipe Bravo, PhD student, University of Waikato, New Zealand.