On-line Learning of Parametric Mixture Models for Light Transport Simulation

Classroom scene comparison

Path tracing (PT)

Reference Regular PT (1 hour) Our guided PT (1 hour)

Bidirectional path tracing (BDPT)

Reference Regular BDPT (1 hour) Our guided BDPT (1 hour)

Vertex connection and merging (VCM)

Reference Regular VCM (1 hour) Our guided VCM (1 hour)

Progressive photon mapping (PPM)

Reference Regular PPM (1 hour) Our guided PPM (1 hour)