Dr Junqi (Billy) Tang MSc PhD

Dr Junqi Tang

School of Mathematics
Assistant Professor

Contact details

Email
j.tang.2@bham.ac.uk
Address
School of Mathematics
Watson Building
黑料吃瓜网
Edgbaston
Birmingham
B15 2TT
UK

Dr Junqi (Billy) Tang is an Assistant Professor in Mathematical Optimisation and Data Science in the School of Mathematics, where he has been based since Spring 2023.

His research interests include large-scale optimisation and learning theory, with applications in data science. Most recently, his research has been focusing on the theoretical foundations of non-convex optimisation in machine learning, data-driven optimisation, and efficient deep unrolling networks in computational imaging.

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Qualifications

  • PhD, University of Edinburgh, 2019

Biography

Dr Junqi Tang received his MSc and PhD at the University of Edinburgh in 2015 and 2019, respectively. After that he joined the University of Cambridge as a Research Associate in stochastic optimisation and medical imaging. He is appointed as Assistant Professor in mathematical optimisation and data science in Birmingham since March 2023.

Teaching

Semester 2

LC Algebra and Combinatorics (Jinan)

Postgraduate supervision

Dr Junqi Tang is an experienced PhD supervisor and is currently accepting PhD students. Please email him with your CV if you are interested in working with him.

PhD opportunities

Research

Research themes

  • Mathematical optimisation
  • Machine learning
  • Learning-to-optimise/data-driven optimisation
  • Deep learning for computational imaging

Publications

Recent publications

Article

Ehrhardt, MJ, Kereta, 沤, Liang, J & Tang, J 2025, '', Inverse Problems, vol. 41, no. 5, 053001.

Tan, HY, Mukherjee, S, Tang, J & Scho虉nlieb, C-B 2024, '', Transactions on Machine Learning Research. <>

Zhou, Q, Qian, J, Tang, J & Li, J 2024, '', Inverse Problems, vol. 40, no. 5, 055014.

Cai, Z, Tang, J, Mukherjee, S, Li, J, Scho虉nlieb, C-B & Zhang, X 2024, '', SIAM Journal on Imaging Sciences, vol. 17, no. 2, pp. 820-860.

Driggs, D, Ehrhardt, M, Scho虉nlieb, C-B & Tang, J 2024, '', SIAM Journal on Imaging Sciences.

Tan, HY, Mukherjee, S, Tang, J & Scho虉nlieb, C-B 2024, '', SIAM Journal on Imaging Sciences, vol. 17, no. 2, pp. 785-819.

Chambolle, A, Delplancke, C, Ehrhardt, M, Scho虉nlieb, C-B & Tang, J 2024, '', Journal of Mathematical Imaging and Vision.

Tan, HY, Cai, Z, Pereyra, M, Mukherjee, S, Tang, J & Scho虉nlieb, C-B 2024, '', Transactions on Machine Learning Research. <>

Tan, HY, Mukherjee, S, Tang, J & Scho虉nlieb, C-B 2023, '', SIAM Journal on Mathematics of Data Science, vol. 5, no. 2, pp. 558-587.

Qian, B, Wen, Z, Tang, J, Yuan, Y, Zomaya, A & Ranjan, R 2023, '', IEEE Transactions on Computers, vol. 72, no. 4, pp. 1178-1193.

Driggs, D, Tang, J, Liang, J, Davies, M & Scho虉nlieb, C-B 2021, '', SIAM Journal on Imaging Sciences, vol. 14, no. 4, pp. 1932-1970.

Chapter (peer-reviewed)

Carioni, M, Mukherjee, S, Tan, HY & Tang, J 2024, . in TA Bubba (ed.), Data-driven Models in Inverse Problems. De Gruyter, pp. 107-162.

Conference contribution

Tang, J, Mukherjee, S & Scho虉nlieb, C-B 2025, . in ICASSP 2025 - 2025 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP). International Conference on Acoustics, Speech, and Signal Processing (ICASSP), IEEE, pp. 1-5, 2025 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Hyderabad, India, 6/04/25.

Tang, J, Ehrhardt, MJ & Scho虉nlieb, C-B 2025, . in TA Bubba, R Gaburro, S Gazzola, K Papafitsoros, M Pereyra & C-B Sch枚nlieb (eds), Scale Space and Variational Methods in Computer Vision: 10th International Conference, SSVM 2025, Dartington, UK, May 18鈥�22, 2025, Proceedings, Part II. 1 edn, Lecture Notes in Computer Science, vol. 15668, Springer, pp. 30-41, 10th International Conference on Scale Space and Variational Methods in Computer Vision, Dartington, United Kingdom, 18/05/25.

Tan, HY, Mukherjee, S, Tang, J, Hauptmann, A & Scho虉nlieb, C-B 2023, . in ICASSP 2023 - IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP). IEEE, 2023 IEEE International Conference on Acoustics, Speech and Signal Processing, Greece, 4/06/23.