1. Po-Hsiang Chen Advisor: Sheng-Jyh Wang Applications ofLight FieldandComputational Photography

2. People • Shree K. Nayar • Ramesh  Raskar • Ren Ng

3. Light Field 5D representation 4D representation Levoy, M. (2006). "Light fields and computational imaging." Computer39(8): 46-55.

4. Computational Photography • Extend the capabilities of digital photography

5. App: Light Field Rendering

6. App: Synthetic Aperture Photography

8. App: Wave-front Coding Object CCD Lens Wave-front Coding Optical Element 曾禎宇,” [090204]Wavefront_coding,” Vision Lab, NCTU Levin, A., R. Fergus, et al. (2007). "Image and depth from a conventional camera with a coded aperture." ACM Transactions on Graphics (TOG)26(3): 70-es.

10. What we are interesting in …

11. App: Dual Photography standard photograph from camera dual photograph from projector Sen, P., B. Chen, et al. (2005). "Dual photography." ACM Transactions on Graphics (TOG)24(3): 745-755.

12. Helmholtz reciprocity primal projector photosensor scene

13. Helmholtz reciprocity dual projector projector camera photosensor photosensor light scene

15. C’ shrinks to 1x1 scalar T shrinks to 1xpq vector Result Dual photo Scanning through the projector

16. Flying spot scanner http://en.wikipedia.org/wiki/Mechanical_television#Flying_spot_scanners

17. Adaptive Multiplexed Illumination

18. Scene relighting Camera Array?

20. App: Looking Around the Corner Kirmani, A., T. Hutchison, et al. (2009). “Looking around the corner using transient imaging.” ICCV2009, CVPR2011

22. Transient Light Transport • Scene S with M small planar Pi • Zidefines the 3D position • Dijdefines the distances between Ps

23. Space Time Impulse Response

24. Distance from STIR

25. Structure from Pairwise Distance • Isometric embedding Dattorro, J. (2005). "Convex optimization & Euclidean distance geometry", Meboo Publishing USA.

26. Scenes with Occluders

31. 3D displays: Stereoscopic • Disparity http://en.wikipedia.org/wiki/3D_display

32. Anaglyph image

33. Polarized glasses

34. Shutter glasses

35. Glass-free: Parallax barrier

36. Glass-free: Holography Schnars, U. and W. Jueptner (2005). "Digital holography", Springer.

37. Slinger, C., C. Cameron, et al. (2005). "Computer-generated holography as a generic display technology." Computer38(8): 46-53.

38. App: Layered 3D Wetzstein, G., D. Lanman, et al. (2011). “Layered 3D: tomographic image synthesis for attenuation-based light field and high dynamic range displays,” ACM, Siggraph 2011.

39. Tomographic Image Synthesis

40. Prototype multi-layer display

41. http://web.media.mit.edu/~dlanman/research/Layered3D/index.htmlhttp://web.media.mit.edu/~dlanman/research/Layered3D/index.html