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电子与信息学报 1991
LOW-PASS COMPONENT CODING USING ADAPTIVE HYBRID VECTOR QUANTIZATION
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Abstract:
Based on image decomposition and adaptive hybrid vector quantization, a high-compression image coding scheme is presented. The coding method of low-pass com-ponent by adaptive hybrid vector quantization is described in detail. As far as low-pass com-ponent is concerned, the acceptable result can be obtained by this scheme with compression ratio higher than 80:1.