How do I add PValues to corrplot

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Annabel Macfarlane
Annabel Macfarlane 2020-4-21
评论： Tommy 2020-4-21
I have created a 17X17 plot of variables using [R, PValue] = corrplot(table);
This returns pretty much exactly the correlation plot i would like as well as a seperate workspace variable table for the Pvalues - all the informaiton i need.
I would like to be able to mark which of the correlations on the plot are significant from the pvalues calculated, so essentially merging/marking the significant vlaues together.
I am a beginner with MATLAB so there's probably a super easy way to do this but i just don't know how to code it?
Any help would be greatly appreciated!

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Tommy
Tommy 2020-4-21
If you call
corrplot(table, 'testR', 'on')
then significant correlation coefficients will be shown in red. You can specify the alpha used for testing significance with
corrplot(table, 'testR', 'on', 'alpha', 0.1)
if you don't want to use the default of 0.05.

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