On Jun 17, 2014, at 06:43:54, Maxthon Chan <[email protected]> wrote: > One easy-to-implement method: colour cube. > > Define a colour using its RGB values as a 3-tuple (r, g, b) and standard > colours (ri, gi, bi) (where i = 0..n).The square distance between the given > colour and a standard colour is (ri-r)^2+(gi-g)^2+(bi-b)^2. You can calculate > square distances between the given colour and each of the standard colours, > and the one with the minimal squared distance is the best match.
The algorithm I've seen then takes the square root of that value. -- Steve Mills office: 952-818-3871 home: 952-401-6255 _______________________________________________ Cocoa-dev mailing list ([email protected]) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to [email protected]
