Image Compression using DPCM
نویسندگان
چکیده
In this paper we uses The Differential pulse code modulation (DPCM) to remove the unused bit in the image for image compression. In this paper we compare the compressed image for 1 and 3 bit/pixel using DPCM and also compare the estimation error. We decrease the compressed image distortion and the estimation error. The PMSE in 3bit/pixel DPCM less 9-10 dB compare to 1bit/pixel DPCM. KeywordsNyquist Sampling, Quantization, Prediction Error, DPCM, PMSE
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