Fast Arbitrary BRDF Shading for Low-Frequency Lighting Using Spherical Harmonics.
Jan KautzJohn SnyderPeter-Pike J. SloanPublished in: Rendering Techniques (2002)
Keyphrases
- spherical harmonics
- low frequency
- point light source
- single image
- high frequency
- lambertian surface
- lambertian objects
- shape from shading
- frequency domain
- cross correlation
- wavelet transform
- light source
- subband
- basis functions
- point cloud
- shape representation
- multiple images
- wavelet coefficients
- viewpoint
- lighting conditions
- photometric stereo
- image sequences
- surface orientation
- high resolution
- multiresolution
- feature extraction