Wavefront raycasting using larger filter kernels for on-the-fly GPU gradient reconstruction.
Baoquan LiuGordon ClapworthyFeng DongPublished in: Vis. Comput. (2010)
Keyphrases
- three dimensional
- real time
- support vector
- kernel function
- weighted sums
- reconstruction process
- back projection
- zero crossing
- image reconstruction
- kernel methods
- noise reduction
- edge map
- graphics hardware
- linear combination
- discrete tomography
- parallel implementation
- multiple kernel learning
- gaussian kernel
- compressed sensing
- feature extraction
- structure tensor
- feature space
- image quality
- graphics processing units
- bit rate
- filtering algorithm
- radon transform
- parallel processing