Sequential gradient estimation predictor for speech signals. - Cumhur Cengiz Evci; Raymond Steele; Costas S. Xydeas (ICASSP, 1979)

A comparative study of DPCM-AQF speech coders for bit rates of 16-32 kb/s. - Costas S. Xydeas; Cumhur Cengiz Evci (ICASSP, 1982)

Sequential Adaptive Predictors for ADPCM Speech Encoders. - Costas S. Xydeas; Cumhur Cengiz Evci; Raymond Steele (IEEE Trans. Commun., 1982)

On computational complexity in adaptive digital filters. - Maurice G. Bellanger; Cumhur Cengiz Evci (ICASSP, 1983)

Characteristics of adaptive filters with leakage. - Cumhur Cengiz Evci; Maurice G. Bellanger (ICASSP, 1984)

Performance analysis of DPCM codecs operating on adaptively frequency mapped 7.6 khz speech. - Cumhur Cengiz Evci; P. J. Patrick (ICASSP, 1984)

An efficient step size adaptation technique for LMS adaptive filters. - Maurice G. Bellanger; Cumhur Cengiz Evci (ICASSP, 1985)

Coefficient wordlength limitation in FLS adaptive filters. - Maurice G. Bellanger; Cumhur Cengiz Evci (ICASSP, 1986)

A videophone codec for ISDN application. - Cumhur Cengiz Evci (ICASSP, 1989)

Low bit rate videophone codec for ISDN applications. - Cumhur Cengiz Evci; H. Waldburger (Signal Process. Image Commun., 1989)

DPCM-AQB speech codecs employing autocorrelation based vector quantizers for mobile applications. - Cumhur Cengiz Evci (Signal Process., 1991)