DiffPhD delivers a unified differentiable projective dynamics solver for heterogeneous hyperelastic elastodynamics with contact that achieves up to 10x speedup and stable convergence on 100x stiffness contrasts while preserving strict gradient accuracy.
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A new subspace algorithm using LOBPCG-style subspaces detects definiteness of large Hermitian matrix pairs (A,B) with indefinite B faster than prior methods on medium, large, and banded cases.
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DiffPhD: A Unified Differentiable Solver for Projective Heterogeneous Materials in Elastodynamics with Contact-Rich GPU-Acceleration
DiffPhD delivers a unified differentiable projective dynamics solver for heterogeneous hyperelastic elastodynamics with contact that achieves up to 10x speedup and stable convergence on 100x stiffness contrasts while preserving strict gradient accuracy.
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An indefinite LOBPCG type of algorithm for detecting a definite Hermitian matrix pair
A new subspace algorithm using LOBPCG-style subspaces detects definiteness of large Hermitian matrix pairs (A,B) with indefinite B faster than prior methods on medium, large, and banded cases.