皇冠428428娱乐娱城: 学术报告
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皇冠428428娱乐娱城: 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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皇冠428428娱乐娱城: 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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皇冠428428娱乐娱城: 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? S?o? Paulo?巴西) ? ? (joint ?work ?with ?Peter Wong): ? ? 摘要:F...
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皇冠428428娱乐娱城: 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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皇冠428428娱乐娱城: 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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皇冠428428娱乐娱城: 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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皇冠428428娱乐娱城: 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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皇冠428428娱乐娱城: 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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皇冠428428娱乐娱城: 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...
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皇冠428428娱乐娱城: 08
2024-03
LAMOST巡天动力系统讨论班 题目: LAMOST巡天 报告人:赵永恒教授(国家天文台) 摘要:LAMOST(Large Sky Area Multi-Object Fiber Spectroscopic Telescope)是中国天文领域的第一个国家大科学装置,是世界上最大的大视场望远镜。LAMOST的主要目标是进行大规模的天体光谱观测,以研究银河系的结构和演化、等天体物理学等领域。巡天范围: 对北半球的大部分天区,包括各种天体目标进行大范围的巡天观测。多目标光谱观测: LAMOS...