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To Use

Run q1.py to see the results of calibrated photometric stereo
- Simulation of a Lambertian sphere in an orthographic camera with changing light directions
- Estimation of albedos and normals of a human face given 7 images of the face lit from different directions
- Estimation of the shape of the face by applying the Frankot-Chellappa algorithm to the normals
Run q2.py to see the results of uncalibrated photometric stereo
- Factorization of the pseudo-normals and the lighting directions with a rank-3 approximation
- Investigation and solution of the ambiguity by enforcing integrability of the pseudo-normals
- Investigation of the generalized bas-relief ambiguity,

Results