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SuperGlue: Learning Feature Matching With Graph Neural Networks

CVPR 2020 · 3D vision › Depth and stereo · approach: Dense feature matching for correspondence · 2,845 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Add SuperGlue matching to SuperPoint features instead of nearest-neighbor matching with OANetSuperPoint · Indoor pose estimation (ScanNet)Pose AUC @20°: 43.85 -> 51.84Helped
Add SuperGlue matching to SuperPoint features instead of nearest-neighbor matching with OANetSuperPoint · Outdoor pose estimation (PhotoTourism)Pose AUC @20°: 46.88 -> 64.16Helped
Replace nearest-neighbor plus OANet with SuperGlueSuperPoint features · Homography estimationAUC (DLT): 52.29 -> 65.85Helped
Add a graph neural network rather than use a single linear projection (ablation)SuperGlue · Indoor pose estimation (ScanNet)Pose AUC @20°: 38.56 -> 51.84Helped
Add cross-attention rather than replace it with self-attention (ablation)SuperGlue · Indoor pose estimation (ScanNet)Pose AUC @20°: 42.57 -> 51.84Helped
Add positional encoding with the keypoint encoder (ablation)SuperGlue · Indoor pose estimation (ScanNet)Pose AUC @20°: 47.12 -> 51.84Helped
Use 9 layers rather than 3 (ablation)SuperGlue · Indoor pose estimation (ScanNet)precision: 79.9 -> 84.4Helped
Backpropagate through the SuperPoint descriptor network during training (ablation)SuperGlue with SuperPoint · Indoor pose estimation (ScanNet)Pose AUC @20°: 51.84 -> 53.38Helped
Use SuperGlue instead of NN + mutualSuperPoint features · Indoor pose estimation (ScanNet)Pose AUC @20°: 36.40 -> 51.84Helped

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