Regularization of the improved proportionate affine projection algorithm

• Published in: 2012 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) pp. 169 - 172
• Main Authors: Paleologu, C., Benesty, J., Albu, F.
• Format: Conference Proceeding
• Language: English
• Published: IEEE 01.03.2012
• Subjects: Adaptation models; adaptive filters; Convergence; Echo cancellation; Echo cancellers; improved proportionate affine projection algorithm (IPAPA); Noise; Projection algorithms; regularization; Vectors

In sparse adaptive filters, the adaptation gain is "proportionately" redistributed among all the coefficients, emphasizing the large ones in order to speed up their convergence. The improved proportionate affine projection algorithm (IPAPA) is a very attractive choice for echo cancellation...