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Ubernet: Training a Universal Convolutional Neural Network for Low-, Mid-, and High-Level Vision Using Diverse Datasets and Limited Memory

CVPR 2017 · Detection and segmentation › CNN features · approach: Local features and context in CNNs · 693 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Add object detection as a second task to segmentation (ablation)UberNet · PASCAL VOC 2012 testmean IoU: 72.4 -> 72.3No clear effect
Train segmentation jointly with seven tasks instead of one (ablation)UberNet · PASCAL VOC 2012 testmean IoU: 72.4 -> 68.7Hurt
Train human-part segmentation jointly with seven tasks instead of one (ablation)UberNet · Human part segmentation datasetmean IoU: 51.98 -> 48.82Hurt
Train semantic boundary detection jointly with seven tasks instead of one (ablation)UberNet · PASCAL VOC 2010 valmAP: 54.3 -> 44.3Hurt
Train boundary detection jointly with seven tasks instead of one (ablation)UberNet · BSD testODS: 0.791 -> 0.785Hurt
Train saliency estimation jointly with seven tasks instead of one (ablation)UberNet · PASCAL-SMaximal F-measure: 0.835 -> 0.823Hurt
Train object detection jointly with seven tasks instead of one (ablation)UberNet · PASCAL VOC 2007 testmAP: 78.7 -> 77.8Hurt
Add semantic segmentation as a second task to detection (ablation)UberNet · PASCAL VOC 2007 testmAP: 78.7 -> 80.1Helped
Raise the normal-estimation loss weight from γ=1 to γ=50 (ablation)UberNet, 1-Task · NYU-v2Mean angle: 23.9 -> 21.4Helped
Raise the normal-estimation loss weight from γ=1 to γ=10 (ablation)UberNet, 1-Task · NYU-v2Mean angle: 23.9 -> 23.2Helped
Raise the normal-estimation loss weight from γ=1 to γ=5 (ablation)UberNet, 1-Task · NYU-v2Mean angle: 23.9 -> 23.3Helped
Increase normal-estimation loss weight from γ=1 to γ=50 (ablation)UberNet, 7-Task · Seven-task resultsDetection mAP: 77.8 -> 73.5Hurt

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