A closer look at quality judgments of spoken dialog systems. - Klaus-Peter Engelbrecht; Felix Hartard; Florian Gödde; Sebastian Möller 001 (INTERSPEECH, 2009)

Modeling User Satisfaction with Hidden Markov Models. - Klaus-Peter Engelbrecht; Florian Gödde; Felix Hartard; Hamed Ketabdar; Sebastian Möller 001 (SIGDIAL Conference, 2009)