GTSAM 4.3 adds CUDA backend for GPU-accelerated Structure from Motion

fdellaert · x · 2026-08-23

GTSAM version 4.3 is introducing an experimental CUDA backend developed by Ruogu Li for GPU-accelerated nonlinear factor-graph optimization. The backend focuses on Structure from Motion (SFM) and Bundle Adjustment tasks, leveraging custom CUDA kernels and libraries like cuDSS for performance gains. A related PR also simplifies the SFM workflow.

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