how to interpolate the 393x32 matrix which consists zeroes in between

in my data set along the zeroes are present(which i didnt required) so i have to remove it, and make my data even series by cubic interpolation.

how to do this?

Answer 1

[Jan]

Set the zeros to NaN:

Data(Data == 0) = NaN;

Then use one of the many solutions from tzhe FileExchange: FEX: Search interpolate+nan