Hi Ach,
I understand that you would like to filter the curves that you are plotting. I think you can use the the following functions
- filter
- smooth
For more information visit the following links:-
- https://www.mathworks.com/help/curvefit/smoothing-data.html
- https://www.mathworks.com/help/matlab/ref/filter.html
- https://www.mathworks.com/help/curvefit/smooth.html
Thanks,
Krishna Madala