Sentiment Analysis and the Use of Extrinsic Datasets in Evaluation Ann Devitt author Khurshid Ahmad author 2008-05 text Proceedings of the Sixth International Conference on Language Resources and Evaluation (LREC’08) Nicoletta Calzolari editor Khalid Choukri editor Bente Maegaard editor Joseph Mariani editor Jan Odijk editor Stelios Piperidis editor Daniel Tapias editor European Language Resources Association (ELRA) Marrakech, Morocco conference publication devitt-ahmad-2008-sentiment https://aclanthology.org/L08-1395/ 2008-05