About

Zhangkai NI is an Assistant Professor of Computer Science and Technology at the Tongji University. He received his Ph.D. degree (Oct. 2021) in Computer Science from the City University of Hong Kong under the supervision of Prof. Sam Tak Wu KWONG (IEEE Fellow). He was a Postdoctoral Fellow with the Department of Computer Science, City University of Hong Kong, Hong Kong, from October 2021 to December 2021. He was a Research Engineer with the School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore, from July 2017 to July 2018.

His research interests include computer vision, computational photography, and image processing, focusing on generative modeling, neural rendering, image/video restoration, enhancement, quality assessment, and medical image analysis.

Email • Google Scholar • GitHub • DBLP
News
  • 2024.10: I was recognized as an IEEE T-MI Distinguished Reviewer Silver Level 2023-2024.
  • 2024.09: One paper on image Deep Degradation Response (code) was accepted to NeurIPS 2024.
  • 2024.08: One paper on Ultrasound Image Super-Resolution (code & dataset) was accepted to IEEE J-BHI.
  • 2024.07: One paper on Unpaired Low-Light Video Enhancement (code) was accepted to ECCV 2024.
  • 2024.05: One paper on Opinion-Unaware Blind Image Quality Assessment (code) was accepted to IEEE T-MM.
  • 2024.04: Received the Silver Medal at the 49th International Exhibition of Inventions of Geneva.
  • 2024.02: One paper on Misalignment-robust Loss for Image Transformation (code) was accepted to CVPR 2024.
  • 2023.12: One paper on Generalizable Novel View Synthesis (code) was accepted to AAAI 2024.
  • 2023.10: One paper on Dynamic Evolution Model for Autonomous Car was accepted to IEEE T-CSS.
  • 2023.10: I was recognized as an IEEE T-MI Distinguished Reviewer Gold Level 2022-2023.
  • 2023.06: One paper on Low-light Image Enhancement (code) was accepted to IEEE T-MM.
  • 2023.04: One paper on Compressive Sensing (code) was accepted to IEEE T-IP.
  • 2023.03: One paper on Rate Control based on Neural Network was accepted to IEEE T-CSVT.
  • 2023.02: One paper on CTU-level Screen Content Rate Control for Low-Delay VVC was accepted to IEEE T-CSVT.
  • 2023.01: One paper on HDR Image Quality Assessment based on Frequency Disparity (code) was accepted to IEEE T-CSVT.
  • 2022.06: One paper on Unpaired Low-Light Image Enhancement ( code) was accepted to ACM MM 2022.
  • 2020.09: One paper on Learning-based Just Noticeable Distortion (JND) profile inference (code) was accepted to IEEE T-IP.
  • 2020.09: One paper on Unsupervised Image Enhancement (code) was accepted to IEEE T-IP.
  • 2020.07: One paper on Unpaired Image Enhancement was accepted to ACM MM 2020.
  • 2020.06: We built a Just Noticeable Distortion (JND) dataset (dataset) based on the Versatile Video Coding (VVC).
  • 2020.02: One paper on Color Image Demosaicking was accepted to IEEE T-IP.
  • 2019.04: Received the Outstanding Master Degree Thesis of the Chinese Institute of Electronics (CIE).
  • 2018.07: One paper on SCI Quality Qssessment Based on the Multi-Scale Difference of Gaussian was accepted to IEEE T-CSVT.
  • 2018.06: One paper on SCI Quality Assessment Based on the Gabor Feature was accepted to IEEE T-IP.
  • 2017.06: One paper on SCI Quality Assessment Based on the Edge Model was accepted to IEEE T-IP.

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Professional Experiences
  • 2022.03 – now, Assistant Professor, Tongji University
  • 2021.10 – 2021.12, PostDoc, City University of Hong Kong
  • 2017.06 – 2018.06, Research Engineer, Nanyang Technological University
Awards and Honors
  • 2024, Silver Medal at the 49th International Exhibition of Inventions of Geneva (IEIG)
  • 2022, Shanghai Leading Young Talents (Overseas)
  • 2022, Shanghai Pujiang Talent Program
  • 2020, Institutional Research Tuition Scholarship of City University of Hong Kong
  • 2018, Outstanding Master Degree Thesis of the Chinese Institute of Electronics
Academic Services
  • Journal Reviewer
    • IEEE T-PAMI, T-IP, T-IFS, T-MI, T-DSC, T-KDE, T-SMCS, T-MM, T-II, T-NNLS, T-CSVT, T-ITS, JBHI, T-GRS, TCOM, SPL, etc.
  • Conference Reviewer
    • CVPR(2024), NeurIPS (2024), ICLR (2025), AAAI (2025-2023), ACM MM (2024-2019), AISTATS (2025) etc.
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