Changing size (3D to 4D)

How to change a matrix's size from 10000x40x40 to 10000x40x40x1

Answer 1

[KALYAN ACHARJYA]

data=rand(10000,40,40);
result=reshape(data,[10000,40,40,1]);

Is there any sense? data (10000,40,40) might considering same for (10000,40,40,1). There might be no difference to implement 1 more dimemtion, which olready have in space vector,

e.g.

>> data=rand(3,3);
>> data(2,3,1,1)
ans =
    0.7719