[Haskell-cafe] hstats median algorithm
Gershom Bazerman
gershomb at gmail.com
Sun Sep 2 03:17:06 CEST 2012
In my experience, doing much better than the naive algorithm for median
is surprisingly hard, and involves a choice from a range of trade-offs.
Did you have a particular better algorithm in mind?
If you did, you could write it, and contact the package author with a patch.
You also may be able to find something of use in Edward Kmett's
order-statistics package:
http://hackage.haskell.org/package/order-statistics
Cheers,
Gershom
On 9/1/12 3:26 PM, David Feuer wrote:
> The median function in the hstats package uses a naive O(n log n)
> algorithm. Is there another package providing an O(n) option? If not,
> what would it take to get the package upgraded?
>
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