A Contextual Classification Strategy for Polarity Analysis of Direct Quotations from Financial News Brett Drury author Gaël Dias author Luís Torgo author 2011-09 text Proceedings of the International Conference Recent Advances in Natural Language Processing 2011 Ruslan Mitkov editor Galia Angelova editor Association for Computational Linguistics Hissar, Bulgaria conference publication drury-etal-2011-contextual https://aclanthology.org/R11-1060/ 2011-09 434 440