Thomas Lumley • 10/4/2018

The Kiwi PRNG

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The article details a technical analysis of New Zealand's National Pseudo-Random Number Generator, as defined in electoral regulations. It identifies two bugs: reduced internal state accuracy lowering the period, and a non-uniform output distribution. The piece discusses the implications for STV vote-counting software and the practical challenges of fixing such an official, embedded algorithm.

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#statistics #bug #algorithm
The Kiwi PRNG

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