Improved Wigner-Ville distribution performance based on DCT/DFT harmonic wavelet transform and modified magnitude group delay. - S. V. Narasimhan; A. R. Haripriya; B. K. Shreyamsha Kumar (Signal Process., 2008)

Discrete cosine harmonic wavelet transform and its application to signal compression and subband spectral estimation using modified group delay. - S. V. Narasimhan; M. Harish; A. R. Haripriya; Nandini Basumallick (Signal Image Video Process., 2009)