publications

2025

1. ICCV-W

   Simulating Refractive Distortions and Weather-Induced Artifacts for Resource-Constrained Autonomous Perception

   Moseli Mots’oehli, Feimei Chen, Hok Wai Chan, Itumeleng Tlali, Thulani Babeli, Kyungim Baek, and 1 more author

   In Proceedings of the IEEE/CVF International Conference on Computer Vision Workshops (ICCVW), 2025

   Workshop on Computer Vision for Developing Countries (CV4DC)

   Bib Website

   @inproceedings{motsoehli2025simulating,
     title = {Simulating Refractive Distortions and Weather-Induced Artifacts for Resource-Constrained Autonomous Perception},
     author = {Mots’oehli, Moseli and Chen, Feimei and Chan, Hok Wai and Tlali, Itumeleng and Babeli, Thulani and Baek, Kyungim and Chen, Huaijin},
     booktitle = {Proceedings of the IEEE/CVF International Conference on Computer Vision Workshops (ICCVW)},
     year = {2025},
     note = {Workshop on Computer Vision for Developing Countries (CV4DC)},
     address = {Honolulu, HI, USA},
   }

2. ICCV-W

   Hashtag2Action: Data Engineering and Self-Supervised Pre-Training for Action Recognition in Short-Form Videos

   Yang Qian, Ali Kargarandehkordi, Yinan Sun, Parnian Azizian, Onur Cezmi Mutlu, Saimourya Surabhi, and 4 more authors

   In Proceedings of the IEEE/CVF International Conference on Computer Vision Workshops (ICCVW), 2025

   Workshop on Short-Form Video Understanding (SVU)

   Bib Website

   @inproceedings{qian2025hashtag2action,
     title = {Hashtag2Action: Data Engineering and Self-Supervised Pre-Training for Action Recognition in Short-Form Videos},
     author = {Qian, Yang and Kargarandehkordi, Ali and Sun, Yinan and Azizian, Parnian and Mutlu, Onur Cezmi and Surabhi, Saimourya and Jabbar, Zain and Wall, Dennis and Washington, Peter and Chen, Huaijin},
     booktitle = {Proceedings of the IEEE/CVF International Conference on Computer Vision Workshops (ICCVW)},
     year = {2025},
     note = {Workshop on Short-Form Video Understanding (SVU)},
     address = {Honolulu, HI, USA},
   }

3. RSS-W

   PolarTact3D: Single-Shot Tactile 3D Shape and Color Sensing with Polarization Imaging

   Kai Garcia, Mairi Yoshioka, Tyler Ray, Tianlu Wang, Frances Zhu, and Huaijin Chen

   In Robotics: Science and Systems (RSS) Workshop on Navigating Contact Dynamics in Robotics, 2025

   Best Paper Award (3rd Place)

   Bib PDF Code Website

   @inproceedings{garcia2025polartact3d,
     title = {PolarTact3D: Single-Shot Tactile 3D Shape and Color Sensing with Polarization Imaging},
     author = {Garcia, Kai and Yoshioka, Mairi and Ray, Tyler and Wang, Tianlu and Zhu, Frances and Chen, Huaijin},
     booktitle = {Robotics: Science and Systems (RSS) Workshop on Navigating Contact Dynamics in Robotics},
     year = {2025},
     address = {Los Angeles, CA, USA},
     note = {Best Paper Award (3rd Place)}
   }

2023

1. CVPR

   Generating Aligned Pseudo-Supervision from Non-Aligned Data for Image Restoration in Under-Display Camera

   Ruicheng Feng, Chongyi Li, Huaijin Chen, Shuai Li, Jinwei Gu, and Chen Change Loy

   In Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2023

   Bib PDF Code

   @inproceedings{feng2023generating,
     title = {Generating Aligned Pseudo-Supervision from Non-Aligned Data for Image Restoration in Under-Display Camera},
     author = {Feng, Ruicheng and Li, Chongyi and Chen, Huaijin and Li, Shuai and Gu, Jinwei and Loy, Chen Change},
     booktitle = {Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition},
     pages = {5013--5022},
     year = {2023},
   }

2. CVPR

   Transflow: Transformer as flow learner

   Yawen Lu, Qifan Wang, Siqi Ma, Tong Geng, Yingjie Victor Chen, Huaijin Chen, and 1 more author

   In Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2023

   Bib PDF Code

   @inproceedings{lu2023transflow,
     title = {Transflow: Transformer as flow learner},
     author = {Lu, Yawen and Wang, Qifan and Ma, Siqi and Geng, Tong and Chen, Yingjie Victor and Chen, Huaijin and Liu, Dongfang},
     booktitle = {Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition},
     pages = {18063--18073},
     year = {2023},
   }

3. SIGGRAPH

   Polarization-based Visual Computing

   Seung-Hwan Baek, Ramesh Raskar, Jinwei Ye, Akshat Dave, Achuta Kadambi, and Huaijin Chen

   In ACM SIGGRAPH 2023 Courses, 2023

   Course on polarization imaging and applications

   Bib Website

   @incollection{baek2023polarization,
     title = {Polarization-based Visual Computing},
     author = {Baek, Seung-Hwan and Raskar, Ramesh and Ye, Jinwei and Dave, Akshat and Kadambi, Achuta and Chen, Huaijin},
     booktitle = {ACM SIGGRAPH 2023 Courses},
     pages = {1--1},
     year = {2023},
     note = {Course on polarization imaging and applications}
   }

2022

1. IEEE TIP

   JPD-SE: High-Level Semantics for Joint Perception-Distortion Enhancement in Image Compression

   Shiyu Duan, Huaijin Chen, and Jinwei Gu

   IEEE Transactions on Image Processing, 2022

   Bib PDF Code

   @article{duan2022jpd,
     title = {JPD-SE: High-Level Semantics for Joint Perception-Distortion Enhancement in Image Compression},
     author = {Duan, Shiyu and Chen, Huaijin and Gu, Jinwei},
     journal = {IEEE Transactions on Image Processing},
     volume = {31},
     pages = {4405--4416},
     year = {2022},
     publisher = {IEEE},
     doi = {https://doi.org/10.1109/TIP.2022.3180208}
   }

2. OSA OE

   Deep camera obscura: an image restoration pipeline for pinhole photography

   Joshua D Rego, Huaijin Chen, Shuai Li, Jinwei Gu, and Suren Jayasuriya

   Optics Express, 2022

   Bib PDF Code

   @article{rego2022deep,
     title = {Deep camera obscura: an image restoration pipeline for pinhole photography},
     author = {Rego, Joshua D and Chen, Huaijin and Li, Shuai and Gu, Jinwei and Jayasuriya, Suren},
     journal = {Optics Express},
     volume = {30},
     number = {15},
     pages = {27214--27235},
     year = {2022},
     publisher = {Optica Publishing Group},
   }

3. WACV

   Joint Multi-Scale Tone Mapping and Denoising for HDR Image Enhancement

   Litao Hu, Huaijin Chen, and Jan P Allebach

   In Proceedings of the IEEE/CVF Winter Conference on Applications of Computer Vision, 2022

   Bib PDF Code

   @inproceedings{hu2022joint,
     title = {Joint Multi-Scale Tone Mapping and Denoising for HDR Image Enhancement},
     author = {Hu, Litao and Chen, Huaijin and Allebach, Jan P},
     booktitle = {Proceedings of the IEEE/CVF Winter Conference on Applications of Computer Vision},
     pages = {729--738},
     year = {2022},
   }

2021

1. IEEE TCI

   iToF2dToF: A robust and flexible representation for data-driven time-of-flight imaging

   Felipe Gutierrez-Barragan, Huaijin Chen, Mohit Gupta, Andreas Velten, and Jinwei Gu

   IEEE Transactions on Computational Imaging, 2021

   arXiv Bib PDF Code Slides Website

   @article{gutierrez2021itof2dtof,
     title = {iToF2dToF: A robust and flexible representation for data-driven time-of-flight imaging},
     author = {Gutierrez-Barragan, Felipe and Chen, Huaijin and Gupta, Mohit and Velten, Andreas and Gu, Jinwei},
     journal = {IEEE Transactions on Computational Imaging},
     volume = {7},
     pages = {1205--1214},
     year = {2021},
     publisher = {IEEE},
   }

2. CVPR

   Removing diffraction image artifacts in under-display camera via dynamic skip connection network

   Ruicheng Feng, Chongyi Li, Huaijin Chen, Shuai Li, Chen Change Loy, and Jinwei Gu

   In Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2021

   Bib PDF Code Website

   @inproceedings{feng2021removing,
     title = {Removing diffraction image artifacts in under-display camera via dynamic skip connection network},
     author = {Feng, Ruicheng and Li, Chongyi and Chen, Huaijin and Li, Shuai and Loy, Chen Change and Gu, Jinwei},
     booktitle = {Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition},
     pages = {662--671},
     year = {2021},
   }

2020

1. ECCV

   UDC 2020 challenge on image restoration of under-display camera: Methods and results

   Yuqian Zhou, Michael Kwan, Kyle Tolentino, Neil Emerton, Sehoon Lim, Tim Large, and 5 more authors

   In European Conference on Computer Vision, 2020

   arXiv Bib

   @inproceedings{zhou2020udc,
     title = {UDC 2020 challenge on image restoration of under-display camera: Methods and results},
     author = {Zhou, Yuqian and Kwan, Michael and Tolentino, Kyle and Emerton, Neil and Lim, Sehoon and Large, Tim and Fu, Lijiang and Pan, Zhihong and Li, Baopu and Yang, Qirui and others},
     booktitle = {European Conference on Computer Vision},
     pages = {337--351},
     year = {2020},
     organization = {Springer, Cham},
   }

2019

1. ICCP

   PhaseCam3D—Learning Phase Masks for Passive Single View Depth Estimation

   Yicheng Wu, Vivek Boominathan, Huaijin Chen, Aswin Sankaranarayanan, and Ashok Veeraraghavan

   In 2019 IEEE International Conference on Computational Photography (ICCP), 2019

   Best Poster Award

   Bib PDF Code Slides Website

   @inproceedings{wu2019phasecam3d,
     title = {PhaseCam3D—Learning Phase Masks for Passive Single View Depth Estimation},
     author = {Wu, Yicheng and Boominathan, Vivek and Chen, Huaijin and Sankaranarayanan, Aswin and Veeraraghavan, Ashok},
     booktitle = {2019 IEEE International Conference on Computational Photography (ICCP)},
     pages = {1--12},
     year = {2019},
     organization = {IEEE},
     note = {{Best Poster Award}}
   }

2. IEEE TCI

   Fast retinomorphic event-driven representations for video gameplay and action recognition

   Huaijin Chen, Wanjia Liu, Rishab Goel, Rhonald C Lua, Siddharth Mittal, Yuzhong Huang, and 2 more authors

   IEEE Transactions on Computational Imaging, 2019

   Bib PDF

   @article{chen2019fast,
     title = {Fast retinomorphic event-driven representations for video gameplay and action recognition},
     author = {Chen, Huaijin and Liu, Wanjia and Goel, Rishab and Lua, Rhonald C and Mittal, Siddharth and Huang, Yuzhong and Veeraraghavan, Ashok and Patel, Ankit B},
     journal = {IEEE Transactions on Computational Imaging},
     volume = {6},
     pages = {276--290},
     year = {2019},
     publisher = {IEEE},
   }

2018

1. ICCP

   Reblur2Deblur: Deblurring Videos via Self-Supervised Learning

   Huaijin Chen, Jinwei Gu, Orazio Gallo, Ming-Yu Liu, Ashok Veeraraghavan, and Jan Kautz

   In International Conference on Computational Photography (ICCP), 2018, 2018

   Bib PDF Code Slides Website

   @inproceedings{chen2018reblur2deblur,
     title = {Reblur2Deblur: Deblurring Videos via Self-Supervised Learning},
     author = {Chen, Huaijin and Gu, Jinwei and Gallo, Orazio and Liu, Ming-Yu and Veeraraghavan, Ashok and Kautz, Jan},
     booktitle = {International Conference on Computational Photography (ICCP), 2018},
     year = {2018},
     organization = {IEEE},
   }

2017

1. OSA OE

   Compressive holographic video

   Zihao Wang, Leonidas Spinoulas, Kuan He, Lei Tian, Oliver Cossairt, Aggelos K Katsaggelos, and 1 more author

   Optics express, 2017

   Bib PDF Website

   @article{wang2017compressive,
     title = {Compressive holographic video},
     author = {Wang, Zihao and Spinoulas, Leonidas and He, Kuan and Tian, Lei and Cossairt, Oliver and Katsaggelos, Aggelos K and Chen, Huaijin},
     journal = {Optics express},
     volume = {25},
     number = {1},
     pages = {250--262},
     year = {2017},
     publisher = {Optica Publishing Group},
   }

2. OSA OE

   CS-ToF: High-resolution compressive time-of-flight imaging

   Huaijin Chen, Fengqiang Li, Adithya Pediredla, Chiakai Yeh, Kuan He, Ashok Veeraraghavan, and 1 more author

   Optics express, 2017

   Bib PDF Slides Website

   @article{chen2017cs,
     title = {CS-ToF: High-resolution compressive time-of-flight imaging},
     author = {Chen, Huaijin and Li, Fengqiang and Pediredla, Adithya and Yeh, Chiakai and He, Kuan and Veeraraghavan, Ashok and Cossairt, Oliver},
     journal = {Optics express},
     volume = {25},
     number = {25},
     pages = {31096--31110},
     year = {2017},
     publisher = {Optical Society of America},
   }

2016

1. CVPR

   ASP Vision: Optically Computing the First Layer of Convolutional Neural Networks using Angle Sensitive Pixels

   Huaijin Chen, Suren Jayasuriya, Jiyue Yang, Judy Stephen, Sriram Sivaramakrishnan, Ashok Veeraraghavan, and 1 more author

   In Computer Vision and Pattern Recognition (CVPR), 2016, 2016

   Oral

   Bib PDF Code Slides Website

   @inproceedings{chen2016asp,
     title = {ASP Vision: Optically Computing the First Layer of Convolutional Neural Networks using Angle Sensitive Pixels},
     author = {Chen, Huaijin and Jayasuriya, Suren and Yang, Jiyue and Stephen, Judy and Sivaramakrishnan, Sriram and Veeraraghavan, Ashok and Molnar, Alyosha},
     booktitle = {Computer Vision and Pattern Recognition (CVPR), 2016},
     year = {2016},
     note = {Oral}
   }

2015

1. CVPR

   FPA-CS: Focal Plane Array-based Compressive Imaging in Short-wave Infrared

   Huaijin Chen, M Salman Asif, Aswin C Sankaranarayanan, and Ashok Veeraraghavan

   In Computer Vision and Pattern Recognition (CVPR), 2015, 2015

   Bib PDF

   @inproceedings{chen2015fpa,
     title = {FPA-CS: Focal Plane Array-based Compressive Imaging in Short-wave Infrared},
     author = {Chen, Huaijin and Asif, M Salman and Sankaranarayanan, Aswin C and Veeraraghavan, Ashok},
     booktitle = {Computer Vision and Pattern Recognition (CVPR), 2015},
     pages = {2358--2366},
     year = {2015},
   }