... Proceedings of the 45th Annual Meeting of the Association of Computational Linguistics, pages 504–511,Prague, Czech Republic, June 2007.c2007 Association for Computational LinguisticsMaking Sense of ... discrete cosinetransform of the log of these Mel-frequency spec-tral coefficients is computed, yielding a series of 14-dimensional MFCC vectors. We take the additionalstep of whitening the feature ... speaker-independent (SI) transcripts. Forall of the algorithms, the target number of segmentsis set to the reference number of segments.boundaries along the span of the lecture and select-ing random...