OpAL: Applying Opinion Mining Techniques for the Disambiguation of Sentiment Ambiguous Adjectives in SemEval-2 Task 18 Alexandra Balahur author Andrés Montoyo author 2010-07 text Proceedings of the 5th International Workshop on Semantic Evaluation Katrin Erk editor Carlo Strapparava editor Association for Computational Linguistics Uppsala, Sweden conference publication balahur-montoyo-2010-opal https://aclanthology.org/S10-1099/ 2010-07 444 447