FadeIT

This function helps to show distinguishable several figures (e.g. generated through a loop or obtained from several runs) in one figure.
in each call, it fades the current content of the figure by a percentage and add the the contents to the figure.
As result, Always the newer data have more contrast comparing to the older ones.
You can consider to use different colours for the figures to makes them even more distinguishable.

A simple example is also included.

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