Compression Ratio

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Evolution
Evolution 2012-2-25
Hello guys
Am interested in compressing and recovering some scrambled data using wavelets.Is there way out to set the compression ratio in matlab for wavelet family ?
appreciate any help.
thanks

回答(1 个)

Wayne King
Wayne King 2012-2-25
You can use wcompress from the Wavelet Toolbox and select from among several wavelet compression methods,each with optional parameters.
For three of the supported wavelet compression methods: 'lvl_mmc', 'gbl_mmc_f', and 'gbl_mmc_h', you can specify the compression ration as an input 'comprat'
With all methods you obtain the actual compression ratio as an output argument.

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