Adaptive spectral estimation using the conjugate gradient algorithm. - Pi Sheng Chang; Alan N. Willson Jr. (ICASSP, 1996)

Conjugate gradient method for adaptive direction-of-arrival estimation of coherent signals. - Pi Sheng Chang; Alan N. Willson Jr. (ICASSP, 1997)

Analysis of conjugate gradient algorithms for adaptive filtering. - Pi Sheng Chang; Alan N. Willson Jr. (IEEE Trans. Signal Process., 2000)

Hybrid Variable Length Coding for Image and Video Compression. - Dihong Tian; W. Homer Chen; Pi Sheng Chang; Ghassan Al-Regib; Russell M. Mersereau (ICASSP (1), 2007)

Hybrid Variable Length Coding in Video Compression using Variable Breakpoint. - Dihong Tian; Pi Sheng Chang; Wen H. Chen (ICIP (3), 2007)

Joint position and amplitude coding in hybrid variable length coding for video compression. - Junlin Li; Ghassan Alregib; Dihong Tian; Pi Sheng Chang; Wen H. Chen (ICASSP, 2008)

3-D Position and Amplitude VLC Coding in H.264/AVC. - Junlin Li; Ghassan Alregib; Dihong Tian; Pi Sheng Chang; Wen H. Chen (ICCCN, 2008)

Three-dimensional position and amplitude VLC coding in H.264/AVC. - Junlin Li; Ghassan Alregib; Dihong Tian; Pi Sheng Chang; Wen H. Chen (ICIP, 2008)

Context-adaptive hybrid variable length coding in H.264/AVC. - Junlin Li; Ghassan Alregib; Dihong Tian; Wen H. Chen; Pi Sheng Chang (ICIP, 2009)