Multi-Document Summarization of Evaluative Text Giuseppe Carenini author Raymond Ng author Adam Pauls author 2006-04 text 11th Conference of the European Chapter of the Association for Computational Linguistics Diana McCarthy editor Shuly Wintner editor Association for Computational Linguistics Trento, Italy conference publication carenini-etal-2006-multi https://aclanthology.org/E06-1039/ 2006-04 305 312