This works by text substitution, I imagine that you could get similar or better ... | Hacker News

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		themerone 9 months ago \| parent \| context \| favorite \| on: Compressor "firn" improves ZSTD by 13% This works by text substitution, I imagine that you could get similar or better gains using zstd custom dictionaries.

seccode 9 months ago [–]

This is a direct comparison to zstd with a dictionary actually

seccode 9 months ago | [–]

Methodology for comparison: train zstd dictionary on enwik9. Then build my dictionary as most common words in enwik9. Mine does 13% better because of the way I discovered how you can generate dictionary replacement symbols

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