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Summary: A reprint from
American Scientistthe magazine of Sigma Xi, The Scientific Research Society
This reprint is provided for personal and noncommercial use. For any other use, please send a request Brian Hayes by
electronic mail to bhayes@amsci.org.
94 American Scientist, Volume 96
Computing Science
© 2007 Brian Hayes. Reproduction with permission only.
Contact bhayes@amsci.org.
Computational Photography
Brian Hayes
The digital camera has brought
a revolutionary shift in the
nature of photography, sweeping
aside more than 150 years of technol-
ogy based on the weird and wonderful
photochemistry of silver halide crystals.
Curiously, though, the camera itself has
come through this transformation with
remarkably little change. Adigital cam-
era has a silicon sensor where the film
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