Introduction to Color - Brown University
Introduction to Color - Brown University
Introduction to Color - Brown University
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CS123 | INTRODUCTION TO COMPUTER GRAPHICS<br />
Metamers (2/3)<br />
Consider a creature with two recep<strong>to</strong>rs (R1, R2)<br />
I 1 I 2 I 1<br />
R 1 R 2<br />
<br />
<br />
Both I 1 and I 2 are processed by (convolved with) the recep<strong>to</strong>rs R 1 and R 2 <strong>to</strong> form the<br />
same product<br />
Note that in principle, an infinite number of frequency distributions can simulate the<br />
effect of I 2 , e.g., I 1<br />
<br />
in practice, near tails of response curves, amount of light required becomes impractically<br />
large<br />
Andries van Dam<br />
<strong>Color</strong> 40/57