Arturo Montejo-Ráez Eugenio Martínez-Cámara María Teresa Martín-Valdivia Luis Alfonso Ureña López Random Walk Weighting over SentiWordNet for Sentiment Polarity Detection on Twitter. 3-10 2012 WASSA@ACL https://aclanthology.org/W12-3703/ conf/wassa/2012 db/conf/wassa/wassa2012.html#Montejo-RaezMML12