Table of Contents
Simulating Digital Image Processing used for the Archimedes Palimpsest
Archimedes
The “Archimedes Palimpsest”
Archimedes Palimpsest
Application of Imaging Science to the Archimedes Palimpsest
1 Color Image = 3 B&W Images
Color in Digital Images
Goal:
Tools:
Make an Inkjet “Palimpsest”
Create Digital Image of Palimpsest
Two Methods to Segment Images
Simple Calculation
Separating the Texts: Step 1
Separating the Texts : Step 2
Separating the Texts : Step 3
Separating the Texts : Step 4
Separating the Texts : Step 5
Separating the Texts : Step 6
Separating the Texts : Step 7
Processing the Images
Processing the Image: Step 1
Processing the Image: Step 2
Processing the Image: Step 3
Processing the Image: Step 4
Processing the Image: Step 5
Processing the Image: Step 6
Processing the Image: Step 6
Processing the Image: Step 7
Results...
If it did not work…
More Sophisticated Image Processing
Example of More Sophisticated Processing
Matrix of Measurements
Example of Pixel Output
Example of “Mixed” Pixel
Inverse Operator
Find “Inverse” Matrix Operator
Apply Matrix Inverse to (R,G,B) of Each Gray Level
Apply Inverse Matrix to Pixels in Color Image
“Overwriting” Channel
“Underwriting” Channel
Rotate “Underwriting” Image
Archimedes Resources
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Author: Roger L. Easton, Jr.
Email: easton@cis.rit.edu
Home Page: http://www.cis.rit.edu/people/faculty/easton/
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