Landmarks (LMs) are acoustically identifiable points in an utterance. They come in the form of abrupt transitions (abrupt LMs) and peaks (peak LMs) of some contour or contours.
Until now the only peak type has been Vowel, computed by vowel_lms.
For vowels the peak is that of maximum harmonic power and often corresponds to the maximum opening of the mouth.
Frication-type peak landmarks are computed using…