Spectral subtraction using elliptic integral for multiplication factor. - Takeshi S. Kobayakawa (INTERSPEECH, 2005)

Opinion classification with tree kernel SVM using linguistic modality analysis. - Takeshi S. Kobayakawa; Tadashi Kumano; Hideki Tanaka; Naoaki Okazaki; Jin-Dong Kim; Jun'ichi Tsujii (CIKM, 2009)