Examining the Role of Linguistic Knowledge Sources in the Automatic Identification and Classification of Reviews Vincent Ng author Sajib Dasgupta author S M Niaz Arifin author 2006-07 text Proceedings of the COLING/ACL 2006 Main Conference Poster Sessions Association for Computational Linguistics Sydney, Australia conference publication ng-etal-2006-examining https://aclanthology.org/P06-2079/ 2006-07 611 618