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MP-Former: Mask-Piloted Transformer for Image Segmentation

CVPR 2023 · Detection and segmentation › CNN features · approach: Boundary-aware instance segmentation · 94 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Add mask-piloted trainingMask2Former · Cityscapes val, R50 instance segmentationAP: 37.4 -> 39.7Helped
Add mask-piloted trainingMask2Former · Cityscapes val, R50 semantic segmentationmIoU: 79.4 -> 81.0Helped
Add mask-piloted trainingMask2Former · COCO val2017 instance segmentation, R50AP: 43.7 -> 44.8Helped
Add MP training on the first decoder layer (ablation)Mask2Former, R50 · COCO instance segmentation, 12 epochsAP: 38.7 -> 39.4Helped
Add label noise to MP training (ablation)Mask2Former, R50 · COCO instance segmentation, 12 epochsAP: 39.4 -> 39.6Helped
Add label noise to MP training (ablation)Mask2Former, R50 · COCO instance segmentation, 50 epochsAP: 44.2 -> 44.2No clear effect
Add point noise to masks (ablation)MP training, R50 · COCO instance segmentation, 12 epochsAP: 39.6 -> 39.9Helped
Replace point noise with shifting noise (ablation)MP training, R50 · COCO instance segmentation, 12 epochsAP: 39.6 -> 39.6No clear effect
Replace point noise with scaling noise (ablation)MP training, R50 · COCO instance segmentation, 12 epochsAP: 39.6 -> 39.4Hurt
Apply MP training to all decoder layers rather than the first layer (ablation)MP training, R50 · COCO instance segmentation, 12 epochsAP: 39.4 -> 40.2Helped
Use the largest feature map at every decoder layer (ablation)MaskDN-Former, R50 · COCO instance segmentation, 12 epochsAP: 40.2 -> 40.0Hurt
Use matching instead of hard assignment in the MP part (ablation)MaskDN-Former, R50 · COCO instance segmentation, 12 epochsAP: 39.6 -> 39.4Hurt

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