Yu Liu

Ziwei Liu’s Homepage

Short Bio

Prof. Ziwei Liu is a Nanyang Assistant Professor at School of Computer Science and Engineering (SCSE) in Nanyang Technological University (NTU). Previously, he was a research fellow (2018-2020) in CUHK (with Prof. Dahua Lin) and a post-doctoral researcher (2017-2018) in UC Berkeley (with Prof. Stella X. Yu). His research interests include computer vision, machine learning and computer graphics.

Ziwei received his Ph.D. (2013-2017) from CUHK / Multimedia Lab, advised by Prof. Xiaoou Tang and Prof. Xiaogang Wang. He is fortunate to have internships at Microsoft Research and Google Research.

His previous works include Burst Denoising, CelebA, DeepFashion, DeepMRF, Voxel Flow, Long-Tailed Recognition, and Compound Domain Adaptation.

News

[2020-10] Invited talk (slides) at ACM MM 2020 workshop on Human-Centric Multimedia Analysis.

[2020-09] Associate Editor for IET Computer Vision.

[2020-08] We are hosting DeeperForensics and CelebA-Spoof Challenge.

[2020-06] We are organizing ECCV 2020 SenseHuman Workshop.

[2020-06] We have released OpenSelfSup Toolbox v0.1.

[2020-06] We won the first place in Video Virtual Try-on Challenge.

[2020-03] Guest Editor for Frontiers in Robotics and AI.

[2019-11] We have released MMFashion Toolbox v0.1.

[2019-10] Invited talk (slides) at ICCV 2019 workshop on Computer Vision for Fashion, Art and Design.

[2019-10] Invited talk (slides) at ICCV 2019 workshop on Extreme Vision Modeling.

[2019-10] We won all four tracks in Facebook AI Self-Supervision Challenge.

[2019-10] We are organizing ICCV 2019 SenseHuman Workshop.

Publications

2020

Long-Tailed Recognition by Routing Diverse Distribution-Aware Experts

Xudong Wang, Long Lian, Zhongqi Miao, Ziwei Liu, Stella X. Yu.
arXiv Preprint, 2020

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Unsupervised Feature Learning by Cross-Level Discrimination between Instances and Groups

Xudong Wang, Ziwei Liu, Stella X. Yu.
arXiv Preprint, 2020

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Delving into Inter-Image Invariance for Unsupervised Visual Representations

Jiahao Xie, Xiaohang Zhan, Ziwei Liu, Yew-Soon Ong, Chen Change Loy.
arXiv Preprint, 2020

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Distribution-Balanced Loss for Multi-Label Classification in Long-Tailed Datasets

Tong Wu, Qingqiu Huang, Ziwei Liu, Yu Wang, Dahua Lin.
European Conference on Computer Vision (ECCV), 2020 (Spotlight)

PDF Code

CelebA-Spoof: Large-Scale Face Anti-Spoofing Dataset with Rich Annotations

Yuanhan Zhang*, Zhenfei Yin*, Yidong Li, Guojun Yin, Junjie Yan, Jing Shao, Ziwei Liu.
European Conference on Computer Vision (ECCV), 2020

PDF Dataset Code

Sep-Stereo: Visually Guided Stereophonic Audio Generation by Associating Source Separation

Hang Zhou*, Xudong Xu*, Dahua Lin, Xiaogang Wang, Ziwei Liu.
European Conference on Computer Vision (ECCV), 2020

PDF Project Page Code Demo

Placepedia: Comprehensive Place Understanding with Multi-Faceted Annotations

Huaiyi Huang, Yuqi Zhang, Qingqiu Huang, Zhengkui Guo, Ziwei Liu, Dahua Lin.
European Conference on Computer Vision (ECCV), 2020

PDF Dataset Code

Knowledge Distillation Meets Self-Supervision

Guodong Xu, Ziwei Liu, Xiaoxiao Li, Chen Change Loy.
European Conference on Computer Vision (ECCV), 2020

PDF Code

Unsupervised 3D Human Pose Representation with Viewpoint and Pose Disentanglement

Qiang Nie, Ziwei Liu, Yunhui Liu.
European Conference on Computer Vision (ECCV), 2020

PDF Code

Seesaw Loss for Long-Tailed Instance Segmentation

Jiaqi Wang, Wenwei Zhang, Yuhang Zang, Yuhang Cao, Jiangmiao Pang, Tao Gong, Kai Chen, Ziwei Liu, Chen Change Loy, Dahua Lin.
arXiv Preprint, 2020

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Unsupervised Landmark Learning from Unpaired Data

Yinghao Xu, Ceyuan Yang, Ziwei Liu, Bo Dai, Bolei Zhou.
arXiv Preprint, 2020

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Person-in-Context Synthesis with Compositional Structural Space

Weidong Yin, Ziwei Liu, Leonid Sigal.
arXiv Preprint, 2020

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Open Compound Domain Adaptation

Ziwei Liu*, Zhongqi Miao*, Xingang Pan, Xiaohang Zhan, Dahua Lin, Stella X. Yu, Boqing Gong.
Computer Vision and Pattern Recognition (CVPR), 2020 (Oral)

PDF Project Page Code Demo

Self-Supervised Scene De-occlusion

Xiaohang Zhan, Xingang Pan, Bo Dai, Ziwei Liu, Dahua Lin, Chen Change Loy.
Computer Vision and Pattern Recognition (CVPR), 2020 (Oral)

PDF Project Page Code Demo

Online Deep Clustering for Unsupervised Representation Learning

Xiaohang Zhan*, Jiahao Xie*, Ziwei Liu, Yew-Soon Ong, Chen Change Loy.
Computer Vision and Pattern Recognition (CVPR), 2020

PDF Code

When NAS Meets Robustness: In Search of Robust Architectures against Adversarial Attacks

Minghao Guo, Yuzhe Yang, Rui Xu, Ziwei Liu, Dahua Lin.
Computer Vision and Pattern Recognition (CVPR), 2020

PDF Project Page Code

Rotate-and-Render: Unsupervised Photorealistic Face Rotation without Paired Data

Hang Zhou, Jihao Liu, Ziwei Liu, Yu Liu, Xiaogang Wang.
Computer Vision and Pattern Recognition (CVPR), 2020

PDF Code

MaskGAN: Towards Diverse and Interactive Facial Image Manipulation

Cheng-Han Lee, Ziwei Liu, Lingyun Wu, Ping Luo.
Computer Vision and Pattern Recognition (CVPR), 2020

PDF Dataset Code Demo

MMFashion: An Open-Source Toolbox for Visual Fashion Analysis

Xin Liu, Jiancheng Li, Jiaqi Wang, Ziwei Liu.
arXiv Preprint, 2020

PDF Code

Learning Diverse Fashion Collocation by Neural Graph Filtering

Xin Liu, Yongbin Sun, Ziwei Liu, Dahua Lin.
IEEE Transactions on Multimedia (TMM), 2020

PDF Code

2019

CARAFE: Content-Aware ReAssembly of FEatures

Jiaqi Wang, Kai Chen, Rui Xu, Ziwei Liu, Chen Change Loy, Dahua Lin.
International Conference on Computer Vision (ICCV), 2019 (Oral)

PDF Code

Delving Deep into Hybrid Annotations for 3D Human Recovery in the Wild

Yu Rong, Ziwei Liu, Cheng Li, Kaidi Cao, Chen Change Loy.
International Conference on Computer Vision (ICCV), 2019

PDF Project Page Code Demo

Vision-Infused Deep Audio Inpainting

Hang Zhou, Ziwei Liu, Xudong Xu, Ping Luo, Xiaogang Wang.
International Conference on Computer Vision (ICCV), 2019

PDF Project Page Code Demo

One-shot Face Reenactment

Yunxuan Zhang, Siwei Zhang, Yue He, Cheng Li, Chen Change Loy, Ziwei Liu.
British Machine Vision Conference (BMVC), 2019 (Spotlight)

PDF Project Page Code Demo

Large-scale Long-Tailed Recognition in an Open World

Ziwei Liu*, Zhongqi Miao*, Xiaohang Zhan, Jiayun Wang, Boqing Gong, Stella X. Yu.
Computer Vision and Pattern Recognition (CVPR), 2019 (Oral)
(HKSTP Best Paper Award)

PDF Project Page Dataset Code

Self-Supervised Learning via Conditional Motion Propagation

Xiaohang Zhan, Xingang Pan, Ziwei Liu, Dahua Lin, Chen Change Loy.
Computer Vision and Pattern Recognition (CVPR), 2019

PDF Project Page Code Demo

Hybrid Task Cascade for Instance Segmentation

Kai Chen, Jiangmiao Pang, Jiaqi Wang, Yu Xiong, Xiaoxiao Li, Shuyang Sun, Wansen Feng, Ziwei Liu, Jianping Shi, Wanli Ouyang, Chen Change Loy, Dahua Lin.
Computer Vision and Pattern Recognition (CVPR), 2019 (Winning Entry of COCO 2018 Challenge)

PDF Project Page Code

MMDetection: Open MMLab Detection Toolbox and Benchmark

Kai Chen, Jiaqi Wang, Jiangmiao Pang, Yuhang Cao, Yu Xiong, Xiaoxiao Li, Shuyang Sun, Wansen Feng, Ziwei Liu, Jiarui Xu, Zheng Zhang, Dazhi Cheng, Chenchen Zhu, Tianheng Cheng, Qijie Zhao, Buyu Li, Xin Lu, Rui Zhu, Yue Wu, Jifeng Dai, Jingdong Wang, Jianping Shi, Wanli Ouyang, Chen Change Loy, Dahua Lin.
arXiv Preprint, 2019

PDF Code

Learning to Synthesize Fashion Textures

Wu Shi, Tak-Wai Hui, Ziwei Liu, Dahua Lin, Chen Change Loy.
arXiv Preprint, 2019

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Insights and Approaches using Deep Learning to Classify Wildlife

Zhongqi Miao, Kaitlyn M Gaynor, Jiayun Wang, Ziwei Liu, Oliver Muellerklein, Mohammad S Norouzzadeh, Alex McInturff, Rauri C K Bowie, Ran Nathon, Stella X. Yu, Wayne M. Getz.

Nature – Scientific Reports, 2019

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Instance-level Facial Attributes Transfer with Geometry-Aware Flow

Weidong Yin, Ziwei Liu, Chen Change Loy.
AAAI Conference on Artificial Intelligence (AAAI), 2019 (Spotlight)

PDF Project Page Code

DPatch: An Adversarial Patch Attack on Object Detectors

Xin Liu, Huanrui Yang, Ziwei Liu, Linghao Song, Hai Li, Yiran Chen.
AAAI Workshop on Artificial Intelligence Safety (SafeAI), 2019

PDF Code Demo

Dynamic Graph CNN for Learning on Point Clouds

Yue Wang, Yongbin Sun, Ziwei Liu, Sanjay Sarma, Michael Bronstein, Justin Solomon.
ACM Transactions on Graphics (TOG), 2019

PDF Project Page Code

2018

A Comparison of Visual Features used by Humans and Machines to Classify Wildlife

Zhongqi Miao, Kaitlyn M Gaynor, Jiayun Wang, Ziwei Liu, Oliver Muellerklein, Mohammad S Norouzzadeh, Alex McInturff, Rauri C K Bowie, Ran Nathon, Stella X. Yu, Wayne M. Getz.
BiorXiv Preprint, 2018

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Im2Avatar: Colorful 3D Reconstruction from a Single Image

Yongbin Sun, Ziwei Liu, Yue Wang, Sanjay E. Sarma.
arXiv Preprint, 2018

PDF Project Page Dataset Code

Consensus-Driven Propagation in Massive Unlabeled Data for Face Recognition

Xiaohang Zhan, Ziwei Liu, Junjie Yan, Dahua Lin, Chen Change Loy.
European Conference on Computer Vision (ECCV), 2018

PDF Project Page Code

Adaptive Affinity Field for Semantic Segmentation

Tsung-Wei Ke*, Jyh-Jing Hwang*, Ziwei Liu, Stella X. Yu.
European Conference on Computer Vision (ECCV), 2018

PDF Project Page Code

Mix-and-Match Tuning for Self-Supervised Semantic Segmentation

Xiaohang Zhan, Ziwei Liu, Ping Luo, Xiaoou Tang, Chen Change Loy.
AAAI Conference on Artificial Intelligence (AAAI), 2018 (Spotlight)

PDF Project Page Code

2017

Video Frame Synthesis using Deep Voxel Flow

Ziwei Liu, Raymond A. Yeh, Xiaoou Tang, Yiming Liu, Aseem Agarwala.
International Conference on Computer Vision (ICCV), 2017 (Oral)

PDF Project Page Code Product Transfer

Unconstrained Fashion Landmark Detection via Hierarchical Recurrent Transformer Networks

Sijie Yan, Ziwei Liu, Ping Luo, Shi Qiu, Xiaogang Wang, Xiaoou Tang.
ACM Multimedia (ACM MM), 2017 (Full Research Paper)

PDF Project Page Code

Video Object Segmentation with Re-identification

Xiaoxiao Li, Yuankai Qi, Zhe Wang, Kai Chen, Ziwei Liu, Jianping Shi, Ping Luo, Xiaoou Tang, Chen Change Loy.
CVPR Workshop on DAVIS Video Seg. Challenge, 2017 (Winning Entry)

PDF Project Page Code

Deep Learning Markov Random Field for Semantic Segmentation

Ziwei Liu*, Xiaoxiao Li*, Ping Luo, Chen Change Loy, Xiaoou Tang.
Transactions on Pattern Analysis and Machine Intelligence (TPAMI), 2017

PDF Project Page

Vision-Based Calibration of Dual RCM-Based Robot Arms in Human-Robot Collaborative Minimally Invasive Surgery

Zerui Wang, Ziwei Liu, Qianli Ma, Alexis Cheng, Yun-hui Liu, Sungmin Kim, Anton Deguet, Austin Reiter, Peter Kazanzides, Russell H. Taylor.
International Conference on Intelligent Robots and Systems (IROS), 2017 IEEE Robotics and Automation Letters (RA-L), 2017

PDF Code

2016

Semantic Facial Expression Editing using Autoencoded Flow

Raymond A. Yeh, Ziwei Liu, Dan B Goldman, Aseem Agarwala.
arXiv Preprint, 2016

PDF Project Page

Fashion Landmark Detection in the Wild

Ziwei Liu*, Sijie Yan*, Ping Luo, Xiaogang Wang, Xiaoou Tang.
European Conference on Computer Vision (ECCV), 2016

PDF Project Page Dataset Code

Face Model Compression by Distilling Knowledge from Neurons

Ping Luo*, Zhenyao Zhu*, Ziwei Liu, Xiaogang Wang, Xiaoou Tang.
AAAI Conference on Artificial Intelligence (AAAI), 2016 (Oral)

PDF Project Page Code

2015 and before

Semantic Image Segmentation via Deep Parsing Network

Ziwei Liu*, Xiaoxiao Li*, Ping Luo, Chen Change Loy, Xiaoou Tang.
International Conference on Computer Vision (ICCV), 2015 (Oral)

PDF Project Page

Deep Learning Face Attributes in the Wild

Ziwei Liu, Ping Luo, Xiaogang Wang, Xiaoou Tang.
International Conference on Computer Vision (ICCV), 2015

PDF Project Page Dataset

Fast Burst Images Denoising

Ziwei Liu, Lu Yuan, Xiaoou Tang, Matt Uyttendaele, Jian Sun.
ACM Transactions on Graphics (SIGGRAPH Asia), 2014 (Oral)

PDF Project Page Dataset Product Transfer

Teaching

FYP 16-17: Fashion Landmark Detection

FYP 15-16: Fashion Attributes Prediction and Style Transfer

FYP 14-15: Face Attributes Recognition on Web Images

IERG 2600: Technology, Society and Engineering Practice

IERG 3080: Information & Software Engineering Practice

Misc

Blog     Doodles     Microcinema

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