Why ?? Undefined function 'crosscorr' for input arguments of type 'double'.

>> x = randn(100,1);

>> y = randn(100,1);

>> crosscorr(x,y);

Answer 1

[Chad Greene]

crosscorr is part of the econ toolbox. If you don't have that toolbox, you can probably rewrite your code to use xcorr instead.