Plotting negative and positive values with different colors in a graph

I have a correlation coefficients matrix consisting of positive and negative values and I need to plot the graph for that matrix separating positive and negative values with different colors to distinguish them.

Answer 1

[Shrestha Kumar]

Hi,

You can find your answer here-

https://in.mathworks.com/matlabcentral/answers/285397-plotting-negative-values-with-blue-and-positive-values-with-red

[Chandrika Avvaru]

Hi, I checked the code but that doesn't work for me.My matrix is 11*11.

[Shrestha Kumar]

Ok, so what you can do is that you can create two separate linear arrays of positive and negative numbers from the matrix and then plot each array with different color.