I am using Matlab R2013a version and when i open a .mat file its showing Error using load Unable to read MAT-file:train.mat: not a binary MAT-file. Try LOAD -ASCII.

how to fix this error

Answer 1

[Walter Roberson]

Insufficient information about how the file was created.

Someone posted a similar question recently. It turned out that their file had been created by Octave. If you use save in Octave you need to give a special option to make the output file compatible with MATLAB.