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1. A graphical representation of the pixel intensities in an image.
2. The difference in brightness between the darkest and lightest parts of an image.
3. A color scheme that represents different intensities of gray, ranging from black to white.
4. The brightness of an image or pixel.
5. The number of bits used to represent the color of a single pixel, which determines the range of colors.
6. The brightness or darkness of a pixel in a grayscale image.
7. An image which uses only shades of a single color.
8. A technique used to convert a grayscale image into a binary image by dividing the pixel intensities based on a threshold value.
9. A digital image in which each pixel is represented by a single sample, representing only shades of gray.