Aggregation by Conflation of Quasi-Synonymous Units in Author Abstracting Choy-Kim Chuah author 2001-07 text Actes de la 8ème conférence sur le Traitement Automatique des Langues Naturelles. Articles longs Denis Maurel editor ATALA Tours, France conference publication chuah-2001-aggregation https://aclanthology.org/2001.jeptalnrecital-long.12/ 2001-07 142 151