EE 435 Important MATLAB Functions
| imread | Read an image into MATLAB as a variable |
| imwrite | Write out an image file |
| imshow | Display an image in a figure window |
| imtool | Interactive image display |
| hist | Histogram of a set of values |
| imhist | Histogram of an image |
| fft2 | 2D FFT |
| ifft2 | Inverse 2D FFT |
| fftshift | Center the 2D FFT |
| ifftshift | Undo the fftshift |
