学术报告
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29
2024-03
Quantitative rapid stabilization of some fluid models题目：Quantitative rapid stabilization of some fluid models报告人： 向圣权 研究员（北京大学）摘要：The control of equations is about asking oneself: if I can act on a system, what can I make it do? One of the main branches of this theory is about understanding how ...
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28
2024-03
哈密顿系统与辛动力系统中的闭轨道问题动力系统讨论班 题目：哈密顿系统与辛动力系统中的闭轨道问题 报告人：刘会教授（武汉大学） 摘要： 闭轨道的存在性、多重性和稳定性的研究是哈密顿系统与辛动力系统的核心内容之一，本报告主要介绍哈密顿能量面上闭特征、切触流形上Reeb闭轨道、Finsler流形上闭测地线等闭轨道问题的研究背景及我们的最新进展。 时间：2024年03月28日（周四）下午2:30-3:30 地点：首都师...
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27
2024-03
The geometry of finite and infinite dimensional quantum information报告题目：The geometry of finite and infinite dimensional quantum information摘要：I shall develop the theory of Banach-Lie-Jordan algebras to give geometric interpretations of the Fisher-Rao metric of information theory and the Bures-Helstrom metric ...
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21
2024-03
About spaces with the property that every homotopy equivalence can be deformed to a fixed-point free map题目：About spaces with the property that every homotopy equivalence can be deformed to a fixed-point free map 报告人：Daciberg Lima Goncalves (University of São Paulo 巴西) (joint work with Peter Wong)： 摘要：F...
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21
2024-03
Equivariant fixed point theory after J. Nielsen题目：Equivariant fixed point theory after J. Nielsen 报告人：Peter Wong (Bates College 美国) 摘要：Classical topological fixed point theory is concerned with the fixed point set $Fix f=\{x\in X \mid f(x)=x\}$ of a selfmap $f: X\to X$.The si...
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18
2024-03
任务适形CT成像方法研究报告题目:任务适形CT成像方法研究 报告人：伍伟文 报告人简介：伍伟文是中山大学生物医学工程学院副教授，获中山大学百人计划引进人才和深圳市鹏城孔雀计划特聘岗位人才。2019年毕业于重庆大学ICT研究中心，在香港大学李嘉诚医学院和美国伦斯勒理工学院（RPI）Ge Wang教授指导下完成博士后研究工作，主要从事深度学习CT成像方面的工作，包括高时间分辨成像、少角度和小角度CT图像重建以及图像重建稳定性等研究，努力将计算机科学技术应用于视觉重建、成像系统和计算机辅助诊断，尤其专注...
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15
2024-03
Gromov-Hausdorff limits of tori with Ricci conditions题目: Gromov-Hausdorff limits of tori with Ricci conditions摘要: In [BNS23], Bruè-Naber-Semola proved that the Gromov-Hausdorff limit of a sequence of Riemannian metrics on torus with bounded diameter and sectional curvature lower bound is a topol...
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15
2024-03
On some extremal problems for polygons in the Euclidean plane题 目：On some extremal problems for polygons in the Euclidean plane 报告人：Yu.G. Nikonorov 摘要 : This talk is devoted to some recent results on problems of isoperimetric type for convex polygons in the Euclidean plane. We discuss a number o...
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15
2024-03
Finite homogeneous metric spaces with special properties题目：Finite homogeneous metric spaces with special properties 报告人：Yu.G. Nikonorov Abstract : This talk is devoted to some recent results on finite homogeneous metric spaces obtained in joint papers with Prof. V.N. Berestovskii. Ev...
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15
2024-03
Renewable Quantile Regression with Heterogeneous Streaming Datasets题目：Renewable Quantile Regression with Heterogeneous Streaming Datasets 摘要：The renewable statistical inference has received much attention since the advent of streaming data collection techniques. However, most existing online updating method...