Perez Tellez, Fernando; Cardiff, John; Rosso, Paolo; Pinto Avendaño, David(Pontificia Universidad Católica de Valparaíso, Instituto de Literatura y Ciencias del Lenguaje, 2015)
[EN] Twitter is used by millions of users to publish brief messages (tweets) with the purpose of sharing experiences and/or opinions about a product or service. There is a clear need for systems that can mine these messages ...