- fspecial
Creates a filter that can be used for image processing.
 - imadd
Utility function for images which adds a matrix or a constant to a given     matrix, x.
 - image
Display a matrix as an image, based on the current color map.
 - imagesc
Display a matrix as an image with scaled colors.
 - imattributes
Gets information about an image from its handle using functions defined in     the omlimgtoolbox.
 - imfilter
Applies a linear filter on image data.
 - imfinfo
Gets information from the image, without reading pixel data, using functions defined in     the omlimgtoolbox.
 - imread
Reads an image with the pixel data stored in a matrix R, with     functions defined in the omlimgtoolbox.
 - imshow
Displays an image file in a figure.
 - imsubtract
Utility function for images which subtracts a matrix or a constant from a given     matrix, x.
 - imwrite
Writes an image, whose pixel data comes from a matrix, m, with     functions defined in the omlimgtoolbox.
 - isbw
Returns true if the given image,      x, has only black and white colors.
 - isgray
Returns true if the given image,      x, is grayscale.