Sampling
Sampling encodes a continuous signal as discrete set of samples
- Lecture 19: Variance Reduction (CMU 15-462/662)
An overview various variance reduction techniques for Monte Carlo rendering, covering bidirectional path tracing, Metropolis-Hastings algorithm, MIS, stratified Sampling, low-discrepancy sampling, blue noise, photon mapping, and finite element radiosity
- Flavors of Sampling in Ray Tracing
An overview of different sampling strategies used in ray tracing.