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📚 A collection of edge/contour/boundary detection papers and toolbox.
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A collection of edge detection papers (a.k.a. contour detection or boundary detection).

Feel free to create a PR or an issue.



1. Deep-learning based approaches

1.1 General edge detection

Short name Paper Source Code/Project Link
BDCN Bi-Directional Cascade Network for Perceptual Edge Detection CVPR 2019 [code]
LPCB Learning to Predict Crisp Boundaries ECCV 2018
AMH-Net Learning Deep Structured Multi-Scale Features using Attention-Gated CRFs for Contour Prediction NIPS 2017 [code]
RCF Richer Convolutional Features for Edge Detection CVPR 2017 [code-caffe] [code-pytorch] [project]
CED Deep Crisp Boundaries CVPR 2017 [code]
COB Convolutional Oriented Boundaries ECCV 2016 [code] [project]
RDS Learning Relaxed Deep Supervision for Better Edge Detection CVPR 2016
HFL High-for-Low and Low-for-High: Efficient Boundary Detection from Deep Object Features and its Applications to High-Level Vision ICCV 2015
HED Holistically-Nested Edge Detection ICCV 2015 [code]
DeepEdge DeepEdge: A Multi-Scale Bifurcated Deep Network for Top-Down Contour Detection CVPR 2015
DeepContour DeepContour: A Deep Convolutional Feature Learned by Positive-sharing Loss for Contour Detection CVPR 2015 [code]

1.2 Object contour detection

Short name Paper Source Code/Project Link
CEDN Object Contour Detection with a Fully Convolutional Encoder-Decoder Network CVPR 2016 [code-caffe] [code-TF]
Weakly Supervised Object Boundaries CVPR 2016

1.3 Semantic edge detection (Category-Aware)

Short name Paper Source Code/Project Link
DFF Dynamic Feature Fusion for Semantic Edge Detection IJCAI 2019 [code]
STEAL Devil is in the Edges: Learning Semantic Boundaries from Noisy Annotations CVPR 2019 [code] [project]
SEAL Simultaneous Edge Alignment and Learning ECCV 2018 [code]
CASENet CASENet: Deep Category-Aware Semantic Edge Detection CVPR 2017 [code]
dataset Semantic Contours from Inverse Detectors ICCV 2011 [code]

1.4 Occlusion boundary detection

Short name Paper Source Code/Project Link
Occlusion Boundary Detection via Deep Exploration of Context CVPR 2016

1.5 Edge detection from multi-frames

Short name Paper Source Code/Project Link
Boundary Flow Boundary Flow: A Siamese Network that Predicts Boundary Motion without Training on Motion CVPR 2018
LEGO LEGO: Learning Edge with Geometry all at Once by Watching Videos CVPR 2018 [code]
Unsupervised Learning of Edges CVPR 2016 [code]

2. Traditional approaches

Short name Paper Source Code/Project Link
SemiContour SemiContour: A Semi-supervised Learning Approach for Contour Detection CVPR 2016
OEF Oriented Edge Forests for Boundary Detection CVPR 2015 [code]
SE Fast edge detection using structured forests TPAMI 2015 [code]
Edge Boxes Edge Boxes: Locating Object Proposals from Edges ECCV 2014 [code]
PMI Crisp Boundary Detection Using Pointwise Mutual Information ECCV 2014 [code]
Sketch Tokens Sketch tokens: A learned mid-level representation for contour and object detection CVPR 2013
SCG Discriminatively Trained Sparse Code Gradients for Contour Detection NIPS 2012
gPb-owt-ucm Contour Detection and Hierarchical Image Segmentation TPAMI 2011 [code] [project]
XDoG XDoG: advanced image stylization with eXtended Difference-of-Gaussians NPAR 2011 [code]
FDoG Coherent Line Drawing NPAR 2007 [code] [project]
Canny A Computational Approach to Edge Detection TPAMI 1986 [code] [code-py]
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