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Topic: Matlab-histogram and read pic
Replies: 4   Last Post: Aug 6, 2013 11:57 AM

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Posts: 9
Registered: 4/30/11
Re: Matlab-histogram and read pic
Posted: Aug 6, 2013 7:54 AM
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On Tuesday, 6 August 2013 15:33:56 UTC+4:30, asif khan wrote:
> On Tuesday, August 6, 2013 1:04:15 PM UTC+5:30, Sajedeh Morabbi wrote:
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> > Hello all
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> > I have a sample question
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> > For ex you read a pic with imread after that imread return its output to the
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> > Img_Data variable then you use this code
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> > Img_Data=Img_Data(:,:,1);
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> > What's the meaning of (:,:,1) and can help me about ':' what's the meaning of ':'?
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> > About get RGB histogram plz get some tips to me with sample code.
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> > Thanks all
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> (:,:,1) means...
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> first semicolon(:) means all rows.
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> second semicolon (:) means all columns.
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> and 1 means first plane, ie, out of RGB, R.


Thanks asif khan
if i view color histogram what do i do?



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