Re: Question about "create Selection"

Posted by Winfried Wurm on
URL: http://imagej.273.s1.nabble.com/Question-about-create-Selection-tp3682449p3682450.html

Thanks for the answers.
Changing the Option in Binary didn´t seems to make a diffrence, but setting the Thresholds again to (255,255) worked fine.

>-----Ursprüngliche Nachricht-----
>Von: "Rasband, Wayne (NIH/NIMH) [E]" <[hidden email]>
>Gesendet: 24.11.2011 16:50:44
>An: "Winfried Wurm" <[hidden email]>
>Betreff: Re: Question about "create Selection"
>
>>On Nov 24, 2011, at 9:06 AM, Winfried Wurm wrote:
>>
>>> Hello,
>>>
>>> I have a binary Image of small white objects and want to measure the area of them. When I run "Create Selection" it sometimes selects the white Objects and sometimes the black area around them (in the same picture).
>>> So far I could not figure out when wich of both things happens.
>>> Can someone explain me when "Create Selection" selects the white and when the black area of an Image?
>>
>>"Create Selection" will always select white objects if you you first select them using the Image>Adjust>Threshold tool or using the setThreshold(255,255) macro function.
>>
>>Best regards,
>>
>>-wayne
>>
>

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