Why i get empty (black image) when extract the pixel label data

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when i extract pixel label data to path forlder i founded the images empty (black images)!!

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Navya Singam
Navya Singam el 23 de Nov. de 2022
  1 comentario
yasmin ismail
yasmin ismail el 10 de Oct. de 2023
@Navya Singam I used you the link above, it helped to show the label images but how to use it to find jaccrad index , the labeled image already black and gives low jaccard index as shown in attached images and following code:
A = logical(imread('7001-236.png'));
BW_groundTruth =logical(imread('Label_1.png'));
similarity = jaccard(A(:,:,1), BW_groundTruth)
similarity =

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