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From Emmanuel Bourg <ebo...@apache.org>
Subject Re: [TEXT] Distance vs. Metric vs. Similarity
Date Mon, 15 Dec 2014 02:49:53 GMT
Le 14/12/2014 21:08, Benedikt Ritter a écrit :

> Distance and similarity seem to be just opposites of the same thing. A
> great distance indicates a small similarity between two character
> sequences. Metric feels like it's something more general, but I'm not sure.
> 
> WDYT?

Return the inverse (1/similarity) and you get a distance ;) (not sure it
gets all the expected properties of a norm though [1])

Emmanuel Bourg

[1] http://en.wikipedia.org/wiki/Norm_%28mathematics%29#Definition

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