A modified constant-Q transform for audio signals. - Cristiano Nogueira dos Santos; Sergio L. Netto; Luiz W. P. Biscainho; Danilo B. Graziosi (ICASSP (2), 2004)

A constant-Q spectral transformation with improved frequency response. - Danilo B. Graziosi; Cristiano Nogueira dos Santos; Sergio L. Netto; Luiz W. P. Biscainho (ISCAS (5), 2004)