学术报告
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27
2024-09
On some existence results of generalized Maxwell-Einstein metrics on type III compact K\"ahler manifolds题目：On some existence results of generalized Maxwell-Einstein metrics on type III compact K\"ahler manifolds 报告人：陈晶（河南大学） 摘要：LeBrun, in his study of Einstein-Maxwell equations on compact Riemannian four manifolds, introduced a co...
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25
2024-09
Squares of primitive BCH codes and their complements题目：Squares of primitive BCH codes and their complements 报告人：李成举 教授 （华东师范大学） 摘要：In this talk, we introduce our recent work on the squares of primitive BCH codes and their complements. This is a joint work with Shuying Dong, Professor S...
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25
2024-09
Remodeling conjecture with descendant动力系统讨论班 题目： Remodeling conjecture with descendant 报告人：宗正宇 教授（清华大学数学系） 摘要：Based on the work of Eynard-Orantin and Marino, the Remodeling Conjecture was proposed in the papers of Bouchard-Klemm-Marino -Pasquetti in 2007...
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25
2024-09
Quadratic Forms and Their Applications in Coding Theory题目：Quadratic Forms and Their Applications in Coding Theory 报告人：唐春明 研究员 （西南交通大学） 摘要：Quadratic forms play a pivotal role in various branches of mathematics, including number theory and algebra, and have profound applications in coding theory...
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20
2024-09
Kahler compactification of C^n and Reeb dynamics动力系统讨论班 题目： Kahler compactification of C^n and Reeb dynamics 报告人：周正一教授（中科院数学所） 摘要：We will present two results in complex geometry: (1) A Kahler compactification of C^n with a smooth divisor complement must be ...
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19
2024-09
Bent Partitions, Vectorial Dual-Bent Functions and Partial Difference Sets -
14
2024-09
Diffusion Models Respond the Duty Call from Causal Discovery题目：Diffusion Models Respond the Duty Call from Causal Discovery 报告人：王如心 副研究员(中国科学院深圳先进技术研究院) 摘要：Learning a faithful directed acyclic graph from observed data is a promising but challenging problem. Recent work formulate the pro...
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13
2024-09
多重假设检验和错误发现率控制题目：多重假设检验和错误发现率控制 报告人：李高荣 教授（北京师范大学统计学院） 摘要：随着现代科学技术的快速发展，大数据分析变得越来越重要，其中多重假设检验问题已经成为统计学研究的重要课题之一。本报告主要介绍多重假设检验和错误发现率(FDR)控制的一些思想、方法和理论，其中重点介绍最近发展起来的两个重要的多重假设检验方法：knockoff方法和镜像统计量方法。这两种方法无需计算p值而在近年来受到广泛关注, 成为当今统计学和机器学习最热点的研究领域。 ...
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13
2024-09
A rigidity result for ancient Ricci flows题目:A rigidity result for ancient Ricci flows 报告人：张旗 (美加州大学Riverside) 摘要：Using the sharp log Sobolev functional (log entropy), we prove a qualitatively sharp rigidity result for ancient Ricci flows without sign condition on the cur...
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10
2024-09
Variational estimation for multidimensional graded response model题目：Variational estimation for multidimensional graded response model 报告人：徐平峰 教授（东北师范大学前沿交叉研究院） 摘要：Likert-type items with ordinal responses are frequently utilized in tests to assess multiple latent traits. The multidimensional grad...