Simplest Visual Organs - MIT Media Lab
Simplest Visual Organs - MIT Media Lab
Simplest Visual Organs - MIT Media Lab
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Captured<br />
2D Photo<br />
Full resolution 2D image<br />
of Focused Scene Parts<br />
divide<br />
Image of White Lambertian<br />
Plane<br />
MERL<br />
Mask-Enhanced Cameras: Heterodyned Light Fields & Coded Aperture<br />
Veeraraghavan, Raskar, Agrawal,<br />
Mohan & Tumblin<br />
Differences with Plenoptic Camera<br />
Sensor<br />
Sensor<br />
Microlens<br />
array<br />
Mask<br />
Plenoptic Camera<br />
Heterodyne Camera<br />
• Micro-lens array<br />
• Samples individual rays<br />
• Needs high alignment precision<br />
• Wasted pixels<br />
• Narrowband Cosine Mask<br />
• Samples coded combination of rays<br />
• More flexible<br />
• No wastage<br />
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