| What’s an image? |
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| We can think of
an image as a function, f, from R2 to R: |
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| • | gives the intensity of a
channel at position |
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| • | typically only
defined over a rectangle, with a finite range |
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| A color image is
just three functions pasted together |
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| • | We can write this
as a “vector-valued” function: |
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| scanalyze demo |