K. Iwata

Two-stage vocabulary-free spoken document retrieval - subword identification and re-recognition of the identified sections

Shi-wook Lee, Kazuyo Tanaka, Yoshiaki Itoh, 2006, Interspeech.

An integration method of retrieval results using plural subword models for vocabulary-free spoken document retrieval

Shi-wook Lee, Kazuyo Tanaka, Yoshiaki Itoh, 2007, INTERSPEECH.