Contextual Salience in Query-based Summarization Wauter Bosma author 2009-09 text Proceedings of the International Conference RANLP-2009 Galia Angelova editor Ruslan Mitkov editor Association for Computational Linguistics Borovets, Bulgaria conference publication bosma-2009-contextual https://aclanthology.org/R09-1008/ 2009-09 39 44