Preprint
Aug 2026
LagrangeGS: Non-Conservative Lagrangian System on Dynamic 3D Gaussian Splatting
LagrangeGS is proposed, which formulates dynamic 3DGS as a non-conservative Lagrangian system and enables stable long-term extrapolation, consistent time reversal, and counterfactual physics-based editing without retraining.
Shogo Sato, Takuhiro Kaneko, Shoichiro Takeda et al.
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