How to write Mean Square Error, Value in text file.

2019 4 29
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更新时间：2019 5 2
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Hello Everyone..
I have dataset of image 5000. i want to check performance parameter of these images by MSE (Mean Square Error), PSNR, SSIM. so how can i write value of every MSE, PSNR or SSIM in text file or excel file or notepad. I need MATLAB code for this.
please Help
Thankuuu.

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Image Analyst
Image Analyst 2019-4-29

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Here's a start:
fid = fopen(fileName);
fprintf(fid, 'MSE = %f\nSNR = %f\nSSIM = %f\n', theMSE, thePSNR, theSSIM);
fclose(fid);

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