Sentence recognition method using word cooccurrence probability and its evaluation. - Isao Murase; Seiichi Nakagawa (ICSLP, 1990)

The syntax-oriented spoken Japanese understanding system SPOJOS-SYNO II. - Seiichi Nakagawa; Yoshimitsu Hirata; Isao Murase (EUROSPEECH, 1991)

Relationship among phoneme/word recognition rate, perplexity and sentence recognition and comparison of language models. - Seiichi Nakagawa; Isao Murase (ICASSP, 1992)