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  • Fun with LZMA

    From Gautier write-only address@21:1/5 to All on Wed Aug 11 03:59:59 2021
    Some fun by playing with LZMA compression.
    File: kennedy.xls from Cantercury corpus.
    Uncompressed file size: 1'029'744 bytes.

    Compressed size (excluding Zip or 7z metadata):

    61'584 5.98% z_za57pub.zip LZMA Zip-Ada v.57
    50'398 4.89% z_7z.7z LZMA2 7-Zip 21.02 alpha
    50'396 4.89% z_7z_LZMA.zip LZMA 7-Zip 21.02 alpha
    42'439 4.12% z_za58pub.zip LZMA Zip-Ada v.58 (preview)
    41'661 4.05% z_za.zip LZMA Zip-Ada (current research branch)

    More details and links (including the Zip file at the bottom of the list): https://gautiersblog.blogspot.com/2021/08/a-curiosity-with-lzma-data-compression.html

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