Bing Liu, Minqing Hu, Junsheng Cheng. Opinion observer: analyzing and comparing opinions on the Web. In Allan Ellis, Tatsuya Hagino, editors, Proceedings of the 14th international conference on World Wide Web, WWW 2005, Chiba, Japan, May 10-14, 2005. pages 342-351, ACM, 2005. [doi]
Abstract is missing.