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Learning Correspondence From the Cycle-Consistency of Time

CVPR 2019 · Video › Video segmentation and tracking · approach: Mask propagation for unsupervised video segmentation · 479 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
add the skip-cycle loss (ablation)Cycle-consistency representation · DAVIS-2017 valJ (Mean): 39.5 -> 41.9Helped
add the skip-cycle loss (ablation)Cycle-consistency representation · DAVIS-2017 valF (Mean): 37.9 -> 39.4Helped
use 5 nearest neighbors instead of 20 for label propagation (ablation)Ours (ResNet-50) · DAVIS-2017 valJ (Mean): 40.8 -> 41.9Helped
use 5 nearest neighbors instead of 20 for label propagation (ablation)Ours (ResNet-50) · DAVIS-2017 valF (Mean): 38.5 -> 39.4Helped
use 5 nearest neighbors instead of 10 for label propagation (ablation)Ours (ResNet-50) · DAVIS-2017 valJ (Mean): 41.5 -> 41.9Helped
use 5 nearest neighbors instead of 1 for label propagation (ablation)Ours (ResNet-50) · DAVIS-2017 valJ (Mean): 41.0 -> 41.9Helped
train on Kinetics instead of VLOG (ablation)Cycle-consistency representation · DAVIS-2017 valJ (Mean): 41.9 -> 42.5No clear effect
train on Kinetics instead of VLOG (ablation)Cycle-consistency representation · DAVIS-2017 valF (Mean): 39.4 -> 39.2No clear effect
fine-tune on DAVIS train (ablation)Ours (ResNet-50) · DAVIS-2017 valJ (Mean): 41.9 -> 42.0No clear effect
fine-tune on DAVIS train (ablation)Ours (ResNet-50) · DAVIS-2017 valF (Mean): 39.4 -> 39.1No clear effect
learn features by minimizing temporal cycle-consistency on unlabeled videoOurs (ResNet-50) · DAVIS-2017 valJ (Mean): 34.6 -> 41.9Helped
learn features by minimizing temporal cycle-consistency on unlabeled videoOurs (ResNet-50) · JHMDB split 1 valPCK@.1: 49.0 -> 57.7Helped

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