TASS 2013 - A Second Step in Reputation Analysis in Spanish

TASS 2013 is the second edition of the experimental evaluation workshop within the SEPLN annual Conference focused on reputation analysis in Spanish language. The main objective is to foster the research on advanced algorithms and techniques for performing sentiment analysis and automatic text categorization on opinions extracted from short social media messages in Spanish. This paper fully describes, as compared to the previous edition, the proposed tasks, the contents, format and main figures of the generated corpus, the participant groups and their different approaches, and, finally, the overall results achieved and lessons learned in these two years.