Data compression benchmark

  • How do you calculate data compression rate?

    To determine the compression ratio, divide the size of outputFile value by groupPages value.
    For example, if the size of outputFile value is 40 000 bytes and the size of the group of pages is 200 000 bytes, then the compression ratio is 40000/200000 or 0.20 (5:1 compression)..

  • How do you measure performance in data compression?

    A very logical way of measuring how well a compression algorithm compresses a given set of data is to look at the ratio of the number of bits required to represent the data before compression to the number of bits required to represent the data after compression.
    This ratio is called the compression ratio..

  • What is the best compression benchmark?

    Maximum compression speed results
    At maximum compression level, ZIPX is the fastest format, followed by RAR, ARC, and 7Z, ZPAQ being the slowest.
    Using moderate compression settings, RAR and ARC emerge as the fastest formats..

Compressor, Configuration, Compression Ratio (%), Gap (%), Compression Speed, Gap (%), Decompression Speed, Gap (%). Brotli, Full, 3.42, 0, 0.3, 0 
We described our highly extensible benchmark framework for compression, decompression, and transformation algorithms. Based on a benchmark specification by a 

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