When Wider Views Fail: Stress-Testing Feed-Forward 3D Reconstruction

arXiv:2609.24839 · cs.CV · Submitted 2026-09-21 · Read on arXiv

cs.CV

Submitted: 2026-09-21

Updated: 2026-09-21

Code: https://github.com/yyfz/Pi3

Terminology

• Distribution Shift — 4× in this paper · explained in 6 episodes
• Failure Modes — 4× in this paper · explained in 3 episodes
• Alignment — 3× in this paper · explained in 1 episode
• Foundation Model — 3× in this paper · explained in 3 episodes
• Foundation Models — 3× in this paper · explained in 7 episodes
• Robustness — 3× in this paper · explained in 5 episodes
• Accuracy — 2× in this paper · explained in 1 episode
• Consistency — 2× in this paper · explained in 3 episodes
• APEX — 1× in this paper · explained in 1 episode
• Ablation — 1× in this paper · explained in 1 episode
• Adaptation — 1× in this paper · explained in 1 episode
• Grounding — 1× in this paper · explained in 3 episodes
• Iterative Refinement — 1× in this paper · explained in 3 episodes
• Transformer — 1× in this paper · explained in 2 episodes

Sources

• Glob3R: Global Structure-from-Motion with 3D Foundation Models

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