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calculate mean from different images

조회 수: 1 (최근 30일)
Hana
Hana 2014년 10월 20일
댓글: Image Analyst 2014년 10월 21일
I can calculate mean of Tbv and Svvc using the following link.I have more images lets say Tbv2,Svvc2,RVI3,Tbv3,Svvc3,RVI3. I want to calculate the mean Tbv and Svvc of all the images at once.
Tbv1 = imread('tb.tif');
Svvc1 = imread('vv.tif');
RVI1 =imread('rvi.tif')
ME_v1 = nanmean(Tbv1( RVI1>=0 & RVI1 <=0.2));
ME_vv1 = nanmean(Svvc( RVI1>=0 & RVI1 <=0.2));
ME_v2 = nanmean(Tbv( RVI1>=0.2 & RVI1 <=0.4));
ME_vv2 = nanmean(Svvc( RVI1>=0.2 & RVI1 <=0.4));

답변 (1개)

Image Analyst
Image Analyst 2014년 10월 20일
Do your images have nans in them? I didn't know you could store tiff images if you did not have numerical data. And I didn't see any valid link in your code like you mentioned. Are your images monochrome or color? If they're monochrome, you're doing it right, but you could probably use mean() instead of nanmean().
  댓글 수: 2
Hana
Hana 2014년 10월 21일
I have some nan values in the image..but it does not matter.my question is how to calculate mean from different images...In this code I calculate mean from one image only.

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