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Pyramid Scene Parsing Network

2016-12-04CVPR 2017Code Available1· sign in to hype

Hengshuang Zhao, Jianping Shi, Xiaojuan Qi, Xiaogang Wang, Jiaya Jia

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Abstract

Scene parsing is challenging for unrestricted open vocabulary and diverse scenes. In this paper, we exploit the capability of global context information by different-region-based context aggregation through our pyramid pooling module together with the proposed pyramid scene parsing network (PSPNet). Our global prior representation is effective to produce good quality results on the scene parsing task, while PSPNet provides a superior framework for pixel-level prediction tasks. The proposed approach achieves state-of-the-art performance on various datasets. It came first in ImageNet scene parsing challenge 2016, PASCAL VOC 2012 benchmark and Cityscapes benchmark. A single PSPNet yields new record of mIoU accuracy 85.4% on PASCAL VOC 2012 and accuracy 80.2% on Cityscapes.

Tasks

Benchmark Results

DatasetModelMetricClaimedVerifiedStatus
ADE20KPSPNet (ResNet-152)Validation mIoU43.51—Unverified
ADE20KPSPNet (ResNet-101)Validation mIoU43.29—Unverified
ADE20KPSPNetValidation mIoU44.94—Unverified
ADE20K valPSPNet (ResNet-152)mIoU43.51—Unverified
ADE20K valPSPNet (ResNet-101)mIoU43.29—Unverified
BDD100K valPSPNetmIoU62.3—Unverified
Cityscapes testPSPNetMean IoU (class)78.4—Unverified
Cityscapes testPSPNet++Mean IoU (class)80.2—Unverified
Cityscapes valPSPNet (Dilated-ResNet-101)mIoU79.7—Unverified
DADA-segPSPNet (ResNet-101)mIoU20.1—Unverified
DensePASSPSPNet (ResNet-50)mIoU29.5—Unverified
Fine-Grained Grass Segmentation DatasetPSPNetmIoU47.95—Unverified
PASCAL ContextPSPNet (ResNet-101)mIoU47.8—Unverified
PASCAL VOC 2012 testPSPNet (ResNet-101)Mean IoU82.6—Unverified
PASCAL VOC 2012 testPSPNetMean IoU85.4—Unverified
PotsdamPSPNetmIoU82.98—Unverified
ScanNetV2PSPNetMean IoU47.5—Unverified
SELMAPSPNetmIoU68.4—Unverified
Trans10KPSPNetmIoU68.23—Unverified
UrbanLFPSPNetmIoU (Syn)75.78—Unverified
US3DPSNetmIoU73.12—Unverified
VaihingenPSPNetmIoU76.79—Unverified

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