QuacamFM: Quaternion-Constrained Flow Matching for Camera Pose Estimation

arXiv:2609.32455 · cs.CV · Submitted 2026-09-26 · Read on arXiv

cs.CV

Submitted: 2026-09-26

Updated: 2026-09-26

Terminology

• Accuracy — 18× in this paper · explained in 1 episode
• Flow Matching — 16× in this paper · explained in 7 episodes
• Optimal Transport — 10× in this paper · explained in 5 episodes
• AUC — 8× in this paper · explained in 2 episodes
• Transformer — 6× in this paper · explained in 2 episodes
• Generalization — 5× in this paper · explained in 13 episodes
• Normalizing Flow — 5× in this paper · explained in 3 episodes
• Normalizing Flows — 4× in this paper · explained in 4 episodes
• Ablation — 3× in this paper · explained in 1 episode
• Consistency — 3× in this paper · explained in 3 episodes
• Diffusion Model — 2× in this paper · explained in 8 episodes
• Ablation study — 1× in this paper · explained in 1 episode
• Aggregation — 1× in this paper · explained in 1 episode
• Alignment — 1× in this paper · explained in 1 episode
• Computational overhead — 1× in this paper · explained in 2 episodes
• Diffusion Models — 1× in this paper · explained in 6 episodes
• Generative Model — 1× in this paper · explained in 2 episodes
• Generative Modeling — 1× in this paper · explained in 3 episodes
• Generative Models — 1× in this paper · explained in 2 episodes
• Grounding — 1× in this paper · explained in 3 episodes
• Optimal Transport (OT) — 1× in this paper · explained in 4 episodes
• Rectified Flow — 1× in this paper · explained in 3 episodes
• Relative Rotation Accuracy — 1× in this paper
• Relative Translation Accuracy — 1× in this paper
• Transformer Architecture — 1× in this paper · explained in 2 episodes

Sources

• Flow Matching for Generative Modeling
• Quaternion kinematics for the error-state Kalman filter
• Improving and generalizing flow-based generative models with minibatch optimal transport
• Stereo Magnification: Learning View Synthesis using Multiplane Images

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