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BNV-Fusion: Dense 3D Reconstruction Using Bi-Level Neural Volume Fusion

CVPR 2022 · 3D vision › Depth and stereo · approach: Foundation models for monocular geometry · 36 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use bi-level fusion instead of TSDF FusionBNV-Fusion · 3D Scene Dataset (Lounge, CactusGarden, StoneWall, Burghers)F1: 89.66 -> 91.01; 83.84 -> 85.75; 91.45 -> 93.37; 77.26 -> 79.08Helped
Use bi-level fusion instead of TSDF FusionBNV-Fusion · CopyRoomF1: 90.05 -> 89.43Hurt
Use bi-level fusion instead of the strongest listed baselineBNV-Fusion · Augmented ICL-NUIM (Livingroom0, Livingroom1, Office0)F1: 62.55 -> 72.54; 68.00 -> 81.02; 51.41 -> 59.23Helped
Use bi-level fusion instead of TSDF FusionBNV-Fusion · Augmented ICL-NUIM (Office1)F1: 57.79 -> 63.91Helped
Use bi-level fusion instead of TSDF FusionBNV-Fusion · ScanNet validationF1: 78.84 -> 80.56Helped
Add global-level neural-rendering fusion (ablation)BNV-Fusion · Augmented ICL-NUIMF1: 34.31 -> 69.17Helped
Add local-level fusion to initialize global-level fusion (ablation)BNV-Fusion · Augmented ICL-NUIMF1: 36.55 -> 69.17Helped
Initialize global-level fusion with local-level fusion rather than randomly (ablation)BNV-Fusion · Augmented ICL-NUIMiterations to converge: 5 iterations; 20 iterationsHelped

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