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Research map / Detection and segmentation / Weakly supervised detection and segmentation

Incremental Learning in Semantic Segmentation From Image Labels

CVPR 2022 · Detection and segmentation › Weakly supervised detection and segmentation · approach: Weakly supervised semantic segmentation · 60 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Generate pseudo-supervision online using a localizer and the old segmentation model's localization prior rather than offline pseudo-labelsWILSON · Pascal VOC 10-10 overlapmIoU: +0.7% overall mIoUHelped
Add localization supervision from the previous segmentation model using LOC loss rather than no prior (ablation)WILSON localizer · Pascal VOC 10-10 disjoint, new classesmIoU: -4.4%Helped
Add localization supervision from the previous segmentation model using LOC loss rather than no prior (ablation)WILSON localizer · Pascal VOC 10-10 overlap, new classesmIoU: -5.1Helped
Use a learned localization prior instead of directly concatenating the old model's output as a fixed prior (ablation)WILSON localizer · Pascal VOC 10-10 disjointmIoU: -4.0%Helped
Use a learned localization prior instead of directly concatenating the old model's output as a fixed prior (ablation)WILSON localizer · Pascal VOC 10-10 overlapmIoU: -4.3%Helped
Use independent logistic LOC loss rather than softmax cross-entropy to match old-model outputs (ablation)WILSON localizer · Pascal VOC 10-10 disjointmIoU: -6.3%Helped
Use independent logistic LOC loss rather than softmax cross-entropy to match old-model outputs (ablation)WILSON localizer · Pascal VOC 10-10 overlapmIoU: -5.8%Helped
Blend hard and soft pseudo-labels rather than use hard labels alone (ablation)WILSON segmentation model · Pascal VOC 10-10mIoUHelped
Vary alpha from 0 to 0.7 when blending hard and soft pseudo-labels (ablation)WILSON segmentation model · Pascal VOC 10-10 disjoint and overlapmIoU: less than 0.5%No clear effect
Provide image-level supervision for old classes as well as new classes (ablation)WILSON · Pascal VOC 15-5 and 10-10mIoU: 2%Helped
Provide image-level supervision for old classes as well as new classes (ablation)WILSON · Pascal VOC 15-5 disjoint and overlapmIoU: 1.2% and 0.1%Helped
Provide image-level supervision for old classes as well as new classes (ablation)WILSON · Pascal VOC 10-10 disjoint and overlapmIoU: 1.8% and 1.3%Helped

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