Hi again Frank,

I just realized that a sine or cosine transformation would leave you with
opposite colors on the hue having the same value... probably not so handy.
Sorry, that was a poor suggestion...

Florian

2017-07-27 14:09 GMT+02:00 Florian Boucher <floflobouc...@gmail.com>:

> Hi Franz,
>
> I don't know about anything like what you propose but maybe you could
> sine-transform your trait and then use phylogenetic linear or logistic
> regression?
>
> Florian
>
> 2017-07-27 13:06 GMT+02:00 f.k...@mailbox.org <f.k...@mailbox.org>:
>
>> Hi all,
>>
>> it there something like a phylogenetic circular linear regression or such?
>>
>> I want to test if the hue (circular 360°) of species differs between two
>> lifestyles?
>>
>> Hope someone can help?
>>
>> If this is not there please also let me know.
>>
>> Cheers,
>> Franz
>>
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