MATLAB: Perception based Image Quality Evaluator (PIQE) not working

matlab functionpiqe

I want to check Perception based Image Quality Evaluator (PIQE) for more description see the link PIQE
but not working.How to overcome this issue. The picture is attached with code and error.The code is given as following.
 A = imread('Ours_Orignal\1.png');
 Anoise = imnoise(A,'Gaussian',0,0.05);
 Ablur = imgaussfilt(A,2);
 score = piqe(A);
 score_noise = piqe(Anoise);
 score_blur = piqe(Ablur);
 figure
 montage({A,Anoise,Ablur},'Size',[1 3])
 title({['Original Image: PIQE score = ', num2str(score),'    |    Noisy Image: PIQE score = ', num2str(score_noise),'    
 ' ...
    '|    Blurred Image: PIQE score = ', num2str(score_blur)]}, 'FontSize',12)

Best Answer

This inbuilt function piqe Introduced in R2018b
Which Matlab version you are using?
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