Yuchao Dai



The basic information

Yuchao Dai

School of Electronics and Information




Work Experience

2017-Present. Professor, School of Electronics and Information, Northwestern Polytechnical University

2014.5-2017. ARC DECRA Fellow. Research School of Engineering, College of Engineering and Computer Science, the Australian National University.

2012.5-2014.5. Research Fellow, Research School of Computer Science, College of Engineering and Computer Science, the Australian National University.


Education Experience

2007.9—2012.5. School of Electronics and Information, Northwestern Polytechnical University, PhD, Thesis: Research on Structure and Motion Recovery in Multi-view Geometry (Rotation Averaging, Rigid Structure from Motion, Non-rigid Structure from Motion, Structure and Motion Recovery for Multi-camera System under Generalized Camera Model, Global Optimization with L-Infinity Norm).

2008.10-2009.10. Research School of Information Sciences and Engineering (RSISE), Australian National University supported by the China Scholarship Council. Research Topic: Structure and motion recovery in multi-view geometry. 

2005.9-2008.4, School of Electronics and Information, Northwestern Polytechnical University, Master of Engineering. Thesis: Research on Camera Calibration, Image Registration and 3D Measurement in Multi-view System.

2001.9-2005.7, Dept. of Electronic Engineering, Northwestern Polytechnical University, Bachelor of Engineering (First 3 years studied in advanced class which educates the most excellent students of NPU directly for the Master degree). Thesis: Research on Stereo Vision System.


Awards Information

ARC DECRA Fellowship (2014-2017)

IEEE CVPR 2012 Best Paper Award (the only one out of 1933)

DICTA 2014 DSTO Best Fundamental Contribution to Image Processing Paper Prize

Best Algorithm Award in NRSFM Challenge at CVPR 2017

DICTA 2017 Best Student Paper Award

APSIPA/ASC 2017 Best Deep/Machine Learning Paper Award

Twelve-year research experience in geometric computer vision and optimization 

Scientific Research


Yiran Zhong, Yuchao Dai, Hongdong Li. Deep Stereo Computation for a Single Mixture Image . ECCV 2018.

Yiran Zhong, Hongdong Li, Yuchao DaiOpen-World Stereo Video Matching with Deep RNN . ECCV 2018.

Xibin Song, Yuchao Dai, Xueying Qin. Deeply Supervised Depth Map Super-Resolution as Novel View Synthesis IEEE Transactions on Circuits and Systems for Video Technology, 2018. In Press.

Bo Li, Yuchao Dai, Mingyi He. Monocular Depth Estimation with Hierarchical Fusion of Dilated CNNs and Soft-Weighted-Sum Inference. Pattern Recognition, 2018.  

Jing Zhang, Tong Zhang, Yuchao Dai, Mehrtash Harandi, Richard Hartley. Deep Unsupervised Saliency Detection: A Multiple Noisy Labeling Perspective. IEEE CVPR 2018.

Suryansh Kumar, Anoop Cherian, Yuchao Dai, Hongdong Li. Scalable Dense Non-rigid Structure-from-Motion: A Grassmannian Perspective. IEEE CVPR 2018. 

Liyuan Pan, Yuchao Dai, Miaomiao Liu and Fatih Porikli. Depth Map Completion by Jointly Exploiting Blurry Color Images and Sparse Depth Maps. WACV 2018.

Yiran Zhong, Yuchao Dai, Hongdong Li. 3D Geometry-Aware Semantic Labeling of Outdoor Street Scenes. ICPR 2018.

Xiang Guo, Yuchao Dai. Occluded Joints Recovery in 3D Human Pose Estimation Based on Distance Matrix. ICPR 2018.  

Bo Li, Mingyi He, Yuchao Dai, Xuelian Cheng, and Yucheng Chen. 3D Skeleton based Action Recognition by Video-domain Translation-Scale Invariant Mapping and Multi-Scale Dilated CNN. Multimedia Tools and Applications. In Press. 


Liu Liu, Hongdong Li, Yuchao Dai and Quan Pan. Robust and Efficient Relative Pose with a Multi-camera System for Autonomous Driving in Highly Dynamic Environments. IEEE Transactions on Intelligent Transportation Systems (T-ITS). In Press.

Suryansh Kumar, Yuchao Dai, Hongdong Li. Monocular Dense 3D Reconstruction of a Complex Dynamic Scene from Two Perspective Frames. ICCV 2017.

Liu Liu, Hongdong Li, Yuchao Dai. Efficient Global 2D-3D Matching for Camera Localization in a Large-Scale 3D Map. ICCV 2017. 

Pan Ji, Hongdong Li, Yuchao Dai, Ian Reid. "Maximizing Rigidity" Revisisted: A Convex Programming Approach for Generic 3D Shape Reconstruction from Multiple Perspective Views. ICCV 2017.

Liyuan Pan, Yuchao Dai, Miaomiao Liu, Fatih Porikli. Simultaneous Stereo Video Deblurring and Scene Flow Estimation. CVPR 2017.

Suryansh Kumar, Yuchao Dai, Hongdong Li. Spatio-Temporal Union of Subspaces for Multi-body Non-rigid Structure-from-Motion. Pattern Recognition. 71(11): 428-443, 2017.

Dingfu Zhou, Vincent Fremont, Benjamin Quost, Yuchao Dai, Hongdong Li. Moving Object Detection and Segmentation in Urban Environments from a Moving Platform. Image and Vision Computing special issue on Automotive Vision. In Press.

Jing Zhang, Yuchao Dai, Bo Li, Mingyi He. Attention to the Scale: Deep Multi-Scale Salient Object Detection. DICTA 2017. (Best Student Paper Award).

Yuchao Dai, Huizhong Deng, Mingyi He. Dense Non-Rigid Structure-from-Motion Made Easy – A Spatial-Temporal Smoothness Based Solution. ICIP 2017.

Jing Zhang, Bo Li, Yuchao Dai, Fatih Polikli, Mingyi He. Integrated Deep and Shallow networks for salient object detection. ICIP 2017, Oral Presentation.

Zhipeng Xiao, Hongdong Li, Dingfu Zhou, Yuchao Dai, Bin Dai. Accurate Extrinsic Calibration between Monocular Camera and Sparse 3D Lidar Points without Markers. IEEE Intelligent Vehicles Symposium (IV 2017).

Jing Zhang, Yuchao Dai, Fatih Porikli. Deep Salient Object Detection by Integrating Multi-level Cues. WACV 2017.

Jing Zhang, Yuchao Dai, Fatih Polikli, Mingyi He. Multi-Scale Salient Object Detection with Pyramid Spatial Pooling. APSIPA ASC 2017. (Best Machine Learning/Deep Learning Paper Award).


Suryansh Kumar, Yuchao Dai, Hongdong Li. Multi-body Non-rigid Structure-from-Motion. 3DV 2016.

Xibin Song, Yuchao Dai, Xueying Qin. Deep Depth Super-Resolution : Learning Depth Super-Resolution using Deep Convolutional Neural Network. ACCV 2016. 

Yuchao Dai, Hongdong Li, Laurent Kneip. Rolling Shutter Camera Relative Pose - Generalized Epipolar Geometry. CVPR 2016.

Jiaolong Yang, Hongdong Li, Yuchao Dai, Robby Tan. Robust Optical Flow Estimation of Double-Layer Images under Transparency or Reflection. CVPR 2016.

Dingfu Zhou, Yuchao Dai, Hongdong Li. Reliable Scale Estimation and Correction for Monocular Visual Odometry.  IEEE Intelligent Vehicles Symposium (IV 2016).

Huizhong Deng, Yuchao Dai. Pushing the limit of Non-rigid Structure-from-Motion by Shape Clustering. ICASSP 2016.

Yuchao Dai, Hongdong Li. Simultaneous Correspondences Estimation and Non-rigid Structure Reconstruction. DICTA 2016.


Bo Li, Chunhua Shen, Yuchao Dai, Anton van den Hengel, Mingyi He; Depth and Surface Normal Estimation From Monocular Images Using Regression on Deep Features and Hierarchical CRFs. CVPR 2015, 1119-1127

Jiayan Qiu, Yuchao Dai, Yuhang Zhang, Jose M. Alvarez; Hierarchical Aggregation Based Deep Aging Feature for Age Prediction. DICTA 2015: 1-5.


Yuchao Dai, Hongdong Li, Mingyi He. “A simple prior-free method for nonrigid structure from motion factorization”. International Journal of Computer Vision (IJCV). , 2014 . (ISI Impact Factor=8.222) (IJCV is top journal in Artificial Intelligence and Image Processing.) [Code]

Yuchao Dai, Hongdong Li. Rank minimization or Nuclear norm minimization: Are we solving the right problem? DICTA 2014. (The DSTO Best Fundamental Contribution to Image Processing Paper Prize Awarded by Defence Science and Technology Organisation (DSTO).)

Pan Ji, Hongdong Li, Mathieu Salzmann, Yuchao Dai: Robust Motion Segmentation with Unknown Correspondences. ECCV (6) 2014: 204-219

Wei Zhou; Yuchao Dai; Renjie He, "Efficient depth estimation from single image," Signal and Information Processing (ChinaSIP), 2014 IEEE China Summit & International Conference on , vol., no., pp.296,300, 9-13 July 2014

Bo Li; Yuchao Dai; Mingyi He; van den Hengel, A., "A relaxation method to articulated trajectory reconstruction from monocular image sequence," Signal and Information Processing (ChinaSIP), 2014 IEEE China Summit & International Conference on , vol., no., pp.389,393, 9-13 July 2014

Jing Zhang; Mingyi He; Yuchao Dai, "Modified affinity propagation clustering," Signal and Information Processing (ChinaSIP), 2014 IEEE China Summit & International Conference on , vol., no., pp.505,509, 9-13 July 2014


Yuchao Dai, Hongdong Li, Mingyi He. “Projective Multi-view Structure and Motion from Element-wise Factorization”. IEEE Transactions on Pattern Analysis and Machine Intelligence (TPAMI), vol.35, no.9, pp.2238-2251, Sept. 2013. (ISI Impact Factor=8.329) (TPAMI is top journal in Artificial Intelligence and Image Processing.) [Code] (Both the SDP Version and the ADMM Version)

Richard Hartley, Jochen Trumpf, Yuchao Dai, and Hongdong Li. “Rotation Averaging”. International Journal of Computer Vision (IJCV).8.222) (IJCV is top journal in Artificial Intelligence and Image Processing.)

Jae-hak Kim*, Yuchao Dai*, Hongdong Li, Xin Du and Jonghyuk Kim, Multi-View 3D Reconstruction from Uncalibrated Radially-Symmetric Cameras International Conference on Computer Vision, ICCV 2013 (* Equal Contribution).

Jiaolong Yang, Yuchao Dai, Hongdong Li, Henry Gardner, and Yunde Jia. "Single-Shot Extrinsic Calibration of a Generically Configured RGB-D Camera Rig from Scene Constraints". ISMAR 2013. (Full paper, oral presentation, acceptance rate is 25.2%) .


Yuchao Dai, Hongdong Li, Mingyi He. CVPR 2012. (Oral) [Acceptance rate is 2.5% , i.e. 48 papers accepted as oral, out of 1933 submissions] Winner of CVPR Best Paper Award 2012. Video Code  (Matlab source code is freely available for academic users.) [Code]

Yuchao Dai,  Mingyi HeHongdong Li,Bo Li. Generic Smoothness Constrained 3D Trajectory Reconstruction of Moving Object from Monocular Video. China Science: Information Science. 2012, 42(8):988-1006.


Yuchao Dai, Mingyi He, Hongdong Li, Richard Hartley, Factorization-based Structure-and-motion Computation for Generalized Camera Model. IEEE International Conference on Signal Processing, Communications and Computing, 2011 (ICSPCC 2011), 1-6.


Yuchao Dai, Hongdong Li, Mingyi He. Element-wise Factorization for N-View Projective ReconstructionECCV 2010. [Accept Ratio: 322/1174=27.4%] (Awarded a student grant). 396-409.

Richard Hartley, Jochen Trumpf, Yuchao DaiRotation averaging and weak convexity. In Proceedings of the 19th International Symposium on Mathematical Theory of Networks and Systems (MTNS), pages 2435-2442, 2010.


Yuchao Dai, Jochen Trumpf, Hongdong Li, Nick Barnes, Richad Hartley, Rotation Averaging with Application to Camera-Rig Calibration, In Asian Conference on Computer Vision(ACCV 2009) [Accept Ratio: 175/670=27.1%], September 2009, Xian, China

Yuchao Dai, Hongdong Li, Mingyi He, Chunhua Shen, Smooth Approximation for L-Infinity Norm, In: International Conference on Digital Image Computing - Techniques and Applications (DICTA 2009), December 2009. Melbourne, Australia.

Yuchao Dai, Mingyi He, Hongdong Li, Two Efficient Algorithms for Outlier Removal in Multi-view Geometry Using L-Infinity Norm, In International Conference on Image and Graphics (ICIG 2009), Xi'an, China 


Mingyi He; Yuchao Dai; Jing Zhang; Image registration by integrating similarity and epipolor constraints; IEEE conference on Industrial Electronics and Applications(ICIEA 2008), June 2008, Singapore. Page(s): 1870-1874.

Yuchao Dai, Mingyi He, Jing Zhang, Tao Gao, Stereo Matching based on RBF Neutral Network, Application Research of Computers, 2008(11), In Chinese

Professional Activities