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Precision control over extreme probabilities #51

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kvark opened this issue Jun 25, 2015 · 1 comment
Open

Precision control over extreme probabilities #51

kvark opened this issue Jun 25, 2015 · 1 comment
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type: compression ratio

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@kvark
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kvark commented Jun 25, 2015

More often then not probabilities of 0 and 1 are not possible in the models used for entropy coders. Yet our basic implementations support these natively. By (optionally) cutting them off, we can get better precision with encoding, thus achieving higher ratios.
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kvark commented Jun 25, 2015

Relevant info here - https://fgiesen.wordpress.com/2015/05/26/models-for-adaptive-arithmetic-coding/

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