Re: Fwd: area color

Posted by Peter Oslanec-2 on Nov 10, 2008; 8:08pm
URL: http://imagej.273.s1.nabble.com/Fwd-area-color-tp3683786p3683788.html

Thanks this one helps, but with some time of learning :)

With best regards Peto

2008/10/16 Senger Fabrice <[hidden email]>

> Peter Oslanec a écrit :
>
>  Hi, I have some questions. Is there anybody to help me?
>>
>> I would like to get somebody to help me with:
>>
>> 1. define all gray values in the picture ( I think that this makes
>> Historgram)
>> 2. define gray values (range of gray values) for different areas in the
>> picture (is in ImageJ possibility to label areas and measure gray values
>> only in the area? )
>> 3. according to this range, change all pixels within the range into one
>> color (that means that some areas on the picture will have only one color)
>>
>> Thanks.
>>
>> With best regards Peter.
>>
>>
> It seems to me that you want to do segmentation, if you have prior knoledge
> of how much regions you're interested in you could try k-means clustering.
> It is a plugin you can find under "Plugins" , "Segmentation" ...
>
> Fabrice.
>
> --
> Senger Fabrice
>