The phrase "auto contrast" is correct and usable in written English.
It is typically used in the context of image editing or photography to refer to an automatic adjustment of contrast levels in an image.
Example: "After applying the auto contrast feature, the colors in the photo appeared much more vibrant and balanced."
Alternatives: "automatic contrast adjustment" or "auto-adjust contrast".
Figure 8(c) shows the result of the most popular image processing software, Photoshop, using its "Auto Contrast" function [31].
In Fig. 1, GWA is Gray World Assumption, AHD is Adaptive Homogeneity-Directed Demosaicing, BF is Bilateral Filter, AC is Auto Contrast, and LTI is Luminance Transient Improvement.
The NV8 (8-megapixel), NV15 (10-megapixel) and NV20 (12-megapixel) all feature premium Schneider optics with 3x optical zoom, 2.5-inch LCDs, shake reduction, auto contrast balance, face detection up to nine mugs and 14 scene modes.
For Figure 5, screen captures from the indicated time points in the movie were taken and then merged to a single layer prior to the application of the Auto Contrast function.
The contrast of the micrographs was enhanced uniformly using the Auto Contrast tool of Adobe Photoshop (Adobe, San José, CA, USA) software.
For illustrations, Adobe Photoshop CS4 was used where Figures were converted into greyscale, cropped, and then contrast-corrected using Photoshop's 'Auto Contrast' tool.
The greyscale images were then adjusted to 256 scales of grey using the auto-contrast function.
The density of individual bands was quantified using the histogram function of using Adobe Photoshop CS5 after inversion and auto-contrast functions were applied to the whole image.
Bajaj Auto, by contrast, faced a basic shift in consumer preferences it had not seen coming.
Grand Theft Auto, by contrast, has always known exactly how much freedom to give the player before turning on the heat.
An article on Feb. 5 about changes in the American auto market contrasted its two biggest companies, General Motors and Ford, with the next four -- Chrysler, Toyota, Honda and Nissan.
