MITMAS_531F09_lec05

MITMAS_531F09_lec05 - MIT Media Lab MIT Media Lab Camera Culture Camera Culture Ramesh Raskar Ramesh Raskar MIT Media Lab MIT Media Lab

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Unformatted text preview: MIT Media Lab MIT Media Lab Camera Culture Camera Culture Ramesh Raskar Ramesh Raskar MIT Media Lab MIT Media Lab http://cameraculture.media.mit.edu/ Introduction to Light Fields___ Introduction to Light Fields Introduction to Light Fields ___ ___ Introduction to Light Fields Introduction to Light Fields • Ray Concepts for 4D and 5D Functions Ray Concepts for 4D and 5D Functions • Propagation of Light Fields Propagation of Light Fields • Interaction with Occluders Interaction with Occluders • Fourier Domain Analysis and Relationship to Fourier Optics Fourier Domain Analysis and Relationship to Fourier Optics • Coded Photography: Modern Methods to Capture Light Field Coded Photography: Modern Methods to Capture Light Field • Wigner and Ambiguity Function for Light Field in Wave Optics Wigner and Ambiguity Function for Light Field in Wave Optics • New Results in Augmenting Light Fields New Results in Augmenting Light Fields Light Fields • Radiance per ray • Ray parameterization: • Position : s, x, r • Direction : u, θ , s Reference plane position d i r e c t i o n Goal: Representing propagation, interaction and image formation of light using purely position and angle parameters Courtesy of Se Baek Oh. Used with permission. e Baek 3D Optical Systems Group CVPR 2009 Limitations of Traditional Lightfields Wigner Distribution Function Wigner Distribution Function Traditional Light Field Traditional Traditional Light Field Light Field ray optics based simple and powerful rigorous but cumbersome wave optics based limited in diffraction & interference hologram s beam shaping rotational PSF Courtesy of Se Baek Oh. Used with permission. e Baek 3D Optical Systems Group CVPR 2009 Example: New Representations Augmented Lightfields Wigner Distribution Function Wigner Distribution Function Traditional Light Field Traditional Traditional Light Field Light Field WDF WDF Traditional Light Field Traditional Traditional Light Field Light Field Augmented LF Augmented LF...
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This note was uploaded on 02/07/2012 for the course MAS. 131 taught by Professor Rameshraskar during the Fall '09 term at MIT.

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MITMAS_531F09_lec05 - MIT Media Lab MIT Media Lab Camera Culture Camera Culture Ramesh Raskar Ramesh Raskar MIT Media Lab MIT Media Lab

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