Mitsuaki Makino Naoki Yamamoto Atsuhiko Kai Utilizing state-level distance vector representation for improved spoken term detection by text and spoken queries. 1732-1736 2014 INTERSPEECH https://doi.org/10.21437/Interspeech.2014-396 conf/interspeech/2014 db/conf/interspeech/interspeech2014.html#MakinoYK14