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This reminds me of dual photography, where one can recover hidden images from diffuse-diffuse light transfer. video: https://www.youtube.com/watch?v=p5_tpq5ej
by evanb 9y ago
This reminds me of dual photography, where one can recover hidden images from diffuse-diffuse light transfer.
video: https://www.youtube.com/watch?v=p5_tpq5ejFQ https://www.youtube.com/watch?v=p5_tpq5ejFQ
page: http://graphics.stanford.edu/papers/dual_photography/ http://graphics.stanford.edu/papers/dual_photography/
- anfractuosity 9y agoWow the card reading experiment is really amazing! Also I'm not sure if this is similar or not but the following, seems like it might be related: https://www.cl.cam.ac.uk/~mgk25/ieee02-optical.pdf https://www.cl.cam.ac.uk/~mgk25/ieee02-optical.pdf "Optical Time-Domain Eavesdropping Risks of CRT Displays" Where he picks up an image from the diffuse light from a CRT on a wall.