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cs.GR2026
A Neural Hierarchical-Matrix Preconditioner for Real-Time GPU Solves
Carl Osborne, Minghao Guo, Crystal Owens +1
Interactive simulation solves Ax=b for a sparse SPD A that changes every frame, inside an 8-16 ms budget. At a few thousand unknowns, the setup of algebraic multigrid alone exceeds…
cs.GR2023
Medial Skeletal Diagram: A Generalized Medial Axis Approach for 3D Shape Representation
Minghao Guo, Bohan Wang, Wojciech Matusik
We propose the Medial Skeletal Diagram, a novel skeletal representation that tackles the prevailing issues around skeleton sparsity and reconstruction accuracy in existing skeletal…