反饋

李宏偉

（首都師範大學副研究員）

李宏偉，教授，博士生導師。 2002年3月畢業於中科院軟件研究所，獲工學博士學位。2002年3月-2005年1月，就職於中科院軟件所並行計算中心，研究偏微分方程大規模數值並行計算。2013年2月-2013年7月，美國密蘇里大學，訪問學者。2005年2月-2008年4月，挪威卑爾根大學集成石油研究中心，博士後，從事油藏模擬反問題計算及圖像處理。2009年10月-2009年12月，新加坡南洋理工大學，訪問學者。2008年起，就職於首都師範大學數學科學學院，主要研究CT重建及相關圖像處理問題。他的研究以實際應用為導向，申請了5項國家發明專利，所研製的圖像處理算法和軟件已被著名CT廠商採用。主持國家自然科學基金面上項目1項，作為核心成員參與2項。此外，李宏偉的研究工作還得到了北京高等學校檢測成像工程中心以及北京成像理論與技術高精尖創新中心的資助。^[1]

中文名: 李宏偉^[1]
外文名: Hongwei Li^[1]
畢業院校: 中科院軟件研究所^[1]
代表作品: A neural network with encoded visible edge prior for limited-angle computed tomography reconstruction^[1]

主要成就: 國家教育部科技進步二等獎^[1]
學位: 工學博士學位^[1]
研究方向: 偏微分方程大規模數值並行計算^[1]
職稱: 教授，博士生導師^[1]

李宏偉論文出版物

1. Genwei Ma, Yinghui Zhang, Xing Zhao, Tong Wang and Hongwei Li, A neural network with encoded visible edge prior for limited-angle computed tomography reconstruction, Medical Physics, DOI: 10.1002/mp.15205, 2021.

2. You‐wei Wen, Mingchao Zhao, Michael Ng, Hongwei Li, A Nonlocal Low Rank Model for Poisson Noise Removal, Inverse Problems & Imaging, Vol.15, No,3, 2021.

3. Xiaojuan Deng, Xing Zhao, Mengfei Li, Hongwei Li, Limited‐angle CT reconstruction with generalized shrinkage operators as regularizers, Inverse Problems & Imaging, doi: 10.3934/ipi.2021019, 2021.

4. Yinghui Zhang, Xiaojuan Deng, Xing Zhao, Hongwei Li, Restricted Linearized Augmented Lagrangian Method for Euler’s Elastica Model, East Asian Journal on Applied Mathematics, Vol.11, No.2, pp.276‐300, 2021.

5. Weilin Cheng, Yu Wang, Hongwei Li, Yuping Duan, Learned Full‐sampling Reconstruction from Incomplete Data, IEEE Transactions on Computational Imaging, vol. 6, pp. 945‐957,2020. DOI: 10.1109/TCI.2020.2996751, 2020.

6. Huan Yang, Hongwei Li, Yuping Duan, Adaptive trainable non‐linear reaction diffusion for Rician noise removal, IET Image Processing, Vol.14, No.14, pp. 3547‐3561, 2020.

7. Xiaojuan Deng, Yunsong Zhao, Hongwei Li, Projection data smoothing through noise‐level weighted total variation regularization for low‐dose computed tomography, Journal of X‐Ray Science and Technology, Vol. 27, No.3, pages 537‐557, 2019.

8. Jinqiu Xu, Yunsong Zhao, Hongwei Li, Peng Zhang, An Image Reconstruction Model Regularized by Edge‐preserving Diffusion and Smoothing for Limited‐angle Computed Tomography, Inverse Problems, Vol. 35, No. 8, pages 085004, 2019. DOI:10.1088/1361‐6420/ab08f9

9. Mengfei Li, Hong Gao, Feifei Zuo, Hongwei Li, A Continuous Random Walk Model With Explicit Coherence Regularization for Image Segmentation, IEEE Transactions on Image Processing, Vol. 28, No. 4, pages 1759‐ 1772, 2019.

10. Yunsong Zhao, Jinqiu Xu, Hongwei Li, Peng Zhang, Edge Information Diffusion‐Based Reconstruction for Cone Beam Computed Laminography, IEEE Transactions on Image Processing, Vol.27, No.9, 2018.

11. Xiaojuan Deng, Feifei Zuo, Hongwei Li, Cracks Detection Using Iterative Phase Congruency, Journal of Mathematical Imaging and Vision, Vol. 60, No.7, Pages 1065‐1080, 2018.

12. Defeng chen, Hongwei Li, Qiang Wang, Peng Zhang and Yining Zhu, Computed tomography for high‐speed rotation object, Optics Express, Vol.23, No.10, 2015.

13. Qian Wang, YiningZhu and Hongwei Li, Imaging model for the scintillator and its application to digital radiography image enhancement, Optics Express, Vol 23, No.26, 2015.

14. Yining Zhu, Mengliu Zhao, Hongwei Li and Peng Zhang, Micro‐CT argifacts reduction based on detector random shifting and fast data inpainting, Med. Phys, Vol.40, No.3, 2013

15. Yining Zhu, Defeng chen, Yunsong Zhao, Hongwei Li and Peng Zhang, An approach to increase the resolution of industrial CT image based on the aperture collimator, Optics Express, Vol.21, No.23, 2013

16. Yining Zhu, Mengliu Zhao, Yunsong Zhao, Hongwei Li and Peng Zhang, Noise reduction with low dose CT data based on a modified ROF model, Optics Express, Vol.20, No.16, Pages:17987‐18004, 2012.

17. Mengliu Zhao and Hongwei Li, Image denoising based on Poisson‐like noise model, Chinese Journal of Stereology and Image Analysis, Vol.17, No.1, 2012.

18. Lars Kristian Nielsen, Hongwei Li, Xue‐Cheng Tai, Sigurd Ivar Aanonsen and Magne Espedal, “Reservoir description using a binary level set model”, Comput. Visual Sci, Vol.13, No.1, 2010.

19. Zhou Liu, Hongwei Li, Narrow band level set method, Computer Engineering and Design, Vol.30, No.14, 2009. (In Chinese)

20. Hongwei Li, Xue‐Cheng Tai and Sigurd Ivar Aanonsen, “Reservoir description By Using a Piecewise Constant Level Set Method”, J. of Comput. Math., Vol. 26, Issue 3, Pages:365‐377, May, 2008.

21. Tony F. Chan, Hongwei Li, Marius Lysaker and Xue‐Cheng Tai, Level Set Method for Positron Emission Tomography, International Journal of Biomedical Imaging Volume 2007 (2007).

22. Xue‐Cheng Tai and Hongwei Li, A Piecewise Constant Level Set Method for Elliptic Inverse Problems, Applied Numerical Mathematics 57(2007), 686‐696.

23. Hongwei Li and Xue‐Cheng Tai, Piecewise constant level set methods for multiphase motion. International J. Numer. Anal. Modelling, vol. 4, no. 2. pp. 293, 2007.

24. Hongwei Li and Xue‐Cheng Tai, “Piecewise Constant Level Set Method for Interface Problems”, International Series of Numerical Mathematics, Vol. 154, 307‐316. In " Free boundary problems: theory and applications", I. Figueiredi, J. Rodrigues and L. Santos eds, Birkhauser, 2006.

25. Hongwei Li and Jiachang Sun, “Robin transmission conditions for overlapping additive Schwarz method applied to linear elliptic problems”, Int. J. Numer. Anal. Modelling, Vol.2, 2005.

26. Hongwei Li, “Additive Schwarz Methods for Distributed Memory Machines”, Numerical computation and computer application, Vol.1, 2004.

27. Hongwei Li, Optimal Robin parameters for elliptic equations, Numerical computation and computer application, Vol.1, 2003.

28. Hongwei Li, “Overlapping Additive Schwarz Methods for Distributed Memory Machines”, ICPACE2003, HongKong, Oct. 2003.

29. Hongwei Li, “A New Two Level Additive Schwarz Method”, In the Proceeding of Workshop on Scientific Computation and Software of the Fourth International Conference On High Performance Computing In Asia‐ Pacific Region (IEEE Computer Society), pp.1010‐1012, Beijing, May 14‐17, 2000.

30. Mengzhao Qin and Hongwei Li, “Volume Preserving RK Methods for Linear Systems”, ACTA MATHEMATICAE APPLICATAE SINACA”, Vol. 16 No.4. 2000.

31. Hongwei Li and Mengzhao Qin, On the formal energy of symplectic RK methods, Journal of Computational Mathematics, Vol.22(4), 2000.

32. Hongwei Li, The Optimal parameters for Robin Transmission Conditions, Proceedings of the sixth Conference on Parallel computing, page:73－76, 2000. (In Chinese)^[1]

李宏偉教學經歷

2019 秋數值分析本科生基礎課

2019 春微分方程數值解研究生基礎課

2018 秋數值分析本科生基礎課

2018 春微分方程數值解研究生基礎課

2017 秋數值分析本科生基礎課

2017 春微分方程數值解研究生基礎課

2016 秋數值分析本科生基礎課

2016 春微分方程數值解研究生基礎課

2015春微分方程數值解本科生基礎課

2015春高等數值分析研究生基礎課

2014 秋計算方法本科生基礎課

2014 春計算機圖像處理研究生基礎課

2014 春偏微分方程與圖像分析研究生方向課

2013 秋計算方法本科生基礎課

2013 秋高等數學C 本科生基礎課^[1]

李宏偉科研項目

2020.01.01-2023.12.01，CT有限角重建非凸優化模型與相容算法研究，國家自然科學基金面上項目（主持）

2019.01.01-2022.12.31，X射線顯微三維分層成像的關鍵理論和技術研究，國家自然科學基金面上項目（參加）

2021.08-2025.08，面向醫學領域影像數據標準化標註的數學理論與方法研究，北京市自然科學基金重點研究專題項目（參加）^[1]

李宏偉會議經歷

2018年6月，University of Bologna，參加國際會議“International Conference on Imaging Sciences”，報告題目為“Limited-angle reconstruction”.

2018年10月，南開大學，參加會議“Image Processing: Mathematical theory, methods & applications”，報告題目為“不完整數據重建”.

2019年1月，清華三亞國際數學論壇,三亞，參加國際會議“Efficient Operator Splitting Techniques for Complex System and Large Scale Data Analysis”，報告題目為“有限角重建非凸優化模型與算法”

2019年5月，Salt Lake City, Utah，美國，參加國際會議“5th International Conference on Image Formation in X-Ray Computed Tomography”，報告題目為“Edge information diffusion based reconstruction (EIDR) for cone beam computed tomography”.

2019年6月，Philadelphia，美國，參加國際會議“15th International Meeting on Fully Three-Dimensional Image Reconstruction in Radiology and Nuclear Medicine”，報告題目為“Fast ordered subset Chambolle-Pock algorithm for CT reconstruction”.

2019年8月，西安，參加國際會議“The 3rd International Symposium on Image Computing and Digital Medicine”，報告題目為“A continuous Random Walk model with coherence regularization for image segmentation”.

2020年1月，清華三亞國際數學論壇，參加國際會議“Workshop on Efficient Algorithms in Data Science, Learning, and Computational Physics”，報告題目為“Restricted Linearized Augmented Lagrangian Method for Euler’s Elastica Model”.^[1]