pdf dblpDAEDALUS at RepLab 2012: Polarity Classification and Filtering on Twitter DataJulio Villena-Román | Sara Lana-Serrano | Cristina Moreno | Janine García-Morera | José Carlos González CristóbalCLEF 2012 Evaluation Labs and Workshop, Online Working Notes, Rome, Italy, September 17-20, 2012