NIL: attribute selection for matching the task corpus using relative attribute groupings obtained from the test data Raquel Hervás author Pablo Gervás author 2007-sep 11 text Proceedings of the Workshop on Using corpora for natural language generation Anja Belz editor Sebastian Varges editor Copenhagen, Denmark conference publication hervas-gervas-2007-nil https://aclanthology.org/2007.mtsummit-ucnlg.16/ 2007-sep 11