Fun with LZMA

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Gautier write-only address

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Aug 11, 2021, 7:00:01 AM8/11/21
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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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