Path Replay Backpropagation

Differentiable Geometric Acoustic Path Tracing using Time-Resolved Path Replay Backpropagation

Ugo Paavo Finnendahl, Markus Worchel, Tobias Jüterbock, Daniel Wujecki, Fabian Brinkmann, Stefan Weinzierl, Marc Alexa

Journal SIGGRAPH 2025 Animation & Simulation

Differentiable Rendering Geometric Acoustics Path Tracing Path Replay Backpropagation Physically-Based Simulation Inverse Rendering Room Acoustics Acoustic Optimization

Solving Inverse PDE Problems using Grid-Free Monte Carlo Estimators

Ekrem Fatih Yilmazer, Delio Vicini, Wenzel Jakob

Journal SIGGRAPH Asia 2024 Rendering

Walk on Spheres Monte Carlo Differentiable Simulation Inverse Problems Path Replay Backpropagation