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N-dimensional nonlinear prediction with MLP (2202.13866v1)
Published 24 Feb 2022 in cs.LG
Abstract: In this paper we propose a Non-Linear Predictive Vector quantizer (PVQ) for speech coding, based on Multi-Layer Perceptrons. With this scheme we have improved the results of our previous ADPCM coder with nonlinear prediction, and we have reduced the bit rate up to 1 bit per sample.