An investigation of PLP and IMELDA acoustic representations and of their potential for combination. - Melvyn J. Hunt; Stephen M. Richardson; D. Charles Bateman; Alain Piau (ICASSP, 1991)

Spectral contrast normalization and other techniques for speech recognition in noise. - D. Charles Bateman; David Bye; M. J. Hunt (ICASSP, 1992)