As we shall see, knowing the cdf is equivalent to knowing the density or pmf of a random variable. By this we mean that if you know the cdf, then you can find the density or pmf, and if you know the ...
Evolve Blog details how Traverse Research builds a light-sampling CDF on the GPU for its real-time ray tracer. The goal is to pick brighter lights more often, then compensate mathematically so the ...
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