| Image Processing Toolbox User's Guide |     ![]()  | 
Binary Images
In a binary image, also known as a bilevel image, each pixel assumes one of only two discrete values: 1 or 0. A binary image is stored as a logical array. 
The following figure shows a binary image with a close-up view of some of the pixel values.
Pixel Values in a Binary Image
   | Image Types in the Toolbox | Indexed Images | ![]()  | 
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