Eliminating High-Degree Biased Character Bigrams for Dimensionality Reduction in Chinese Text Categorization.

Xue Dejun Maosong Sun Eliminating High-Degree Biased Character Bigrams for Dimensionality Reduction in Chinese Text Categorization. 197-208 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2997&spage=197 2004 conf/ecir/2004 ECIR db/conf/ecir/ecir2004.html#XueS04