| All-in-focus |
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| If you only want
to produce an all-focus image, there |
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| are simpler
alternatives |
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| E.g., |
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| • | Wavefront coding
[Dowsky 1995] |
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| • | Coded aperture
[Levin SIGGRAPH 2007], [Raskar |
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| SIGGRAPH 2007] |
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| – | can also produce
change in focus (ala Ng’s light field camera) |
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