[swift-users] Implementing a few statistics functions in Swift

[Michael Ilseman]

> On Oct 8, 2016, at 11:29 AM, Georgios Moschovitis via swift-users <swift-users at swift.org> wrote:
> 
> Hey everyone,
> 
> I would like to implement a few statistics functions in Swift (e.g. variance, standardDeviation, etc) that are computed over a collection.
> 
> I am aware of this library:
> 
> https://github.com/evgenyneu/SigmaSwiftStatistics <https://github.com/evgenyneu/SigmaSwiftStatistics>
> 
> My problem is that it only supports Doubles and Arrays. Also the API doesn’t look very ‘swifty' to me.
> 

You might find this library to be more Swifty: https://github.com/harlanhaskins/Probably

It’s not as generic as possible nor has all the features you might need, but the author is very responsive to feedback.


> I am wondering how would someone implement such functionality in a more generic way: to allow usage of multiple collections (even custom, e.g. a RingBuffer) and multiple value types (e.g. Decimal, Double). Extra points for being 'swifty'.
> 
> Thanks in advance for any ideas.
> 
> -g.
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