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Real World Adobe Photoshop CS3: Industrial-Strength Production Techniques
book

Real World Adobe Photoshop CS3: Industrial-Strength Production Techniques

by David Blatner, Conrad Chavez, Bruce Fraser
December 2007
Intermediate to advanced content levelIntermediate to advanced
768 pages
20h 50m
English
Peachpit Press
Content preview from Real World Adobe Photoshop CS3: Industrial-Strength Production Techniques

Chapter 10. Sharpness, Detail, and Noise Reduction: Getting an Edge on Your Image

The human visual system depends to a great degree on recognizing edges. Our eyes pass information to our brain, where every detail is quickly broken down into “edge” or “not edge.” (Thousands of years of evolution have developed our brains to ignore most of what’s going on in our field of vision and instead focus immediately on moving edges that might turn out to be a hungry tiger.) An image may have great contrast and color balance, but without good edge definition, we simply see it as less lifelike.

No matter how good your camera or scanner and how crisp your original may be, you always lose some sharpness when an image is digitized. Images from scanners and digital ...

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Publisher Resources

ISBN: 9780321550002Purchase book