Talk:Alias method

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optimizing[edit]

I wonder whether there's literature on building the table to maximize $\Sigma U_{i}$ , i.e., minimize the probability of consulting K. —Tamfang (talk) 21:03, 24 November 2018 (UTC)[reply]

Oops, there it is: Doing this optimally turns out to be NP hard, but a “Robin Hood” heuristic comes reasonably close: rob from the richest and give to the poorest. Cute, but I'll add a link to greedy algorithm. —Tamfang (talk) 19:59, 26 September 2019 (UTC)[reply]