学术报告
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08
2023-03
Construction Renormalization of the two dimensional Grosse-Wulkenhaar model-王智拓（哈尔滨工业大学数学研究院）动力系统讨论班 报告题目：Construction Renormalization of the two dimensional Grosse-Wulkenhaar model 报告人：王智拓（哈尔滨工业大学数学研究院） 摘要：The Grosse-Wulkenaar model is a non-integrable matrix model with quartic interaction. It is the first renormalizable model...
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07
2023-03
Terwilliger F-algebras of quasi-thin association schemes-江宇博士（安徽大学）报告题目：Terwilliger F-algebras of quasi-thin association schemes 报告人：江宇 博士（安徽大学） 摘要：In [1], Hanaki defined the Terwilliger algebras of association schemes over an arbitrary commutative unital ring. In this talk, we focus on the Terwilliger al...
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07
2023-03
Witt groups of quadratic forms-谢恒教授（中山大学）报告题目：Witt groups of quadratic forms 报告人：谢恒 教授（中山大学） 摘要：In 1937, E. Witt introduced a group structure on the set of isometry classes of quadratic forms over an arbitrary field, which is now known as the Witt group. Witt groups give rise to ...
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03
2023-03
Signal Design for WLAN Sensing-周正春教授（ 西南交通大学）报告题目：Signal Design for WLAN Sensing 报告人：周正春 教授（ 西南交通大学） 摘要：本报告主要围绕下一代Wif-Fi通信感知一体化新需求，介绍相关信号波形设计，报告最新研究成果。 报告人简介： 西南交通大学教授、博士生导师、信息科学与技术学院副院长。一直致力于面向通信、雷达和信息安全的编码理论和智能电子对抗技术研究，在领域权威期刊发表论文80余篇，成果共被引用3000余次；先后完成40余多项国家级、省部级、国防和企业委托项目；曾获全国百...
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03
2023-03
On Infinite Families of Narrow-Sense Antiprimitive BCH Codes Admitting 3-Transitive Automorphism Groups-唐春明研究员（ 西南交通大学）报告题目：On Infinite Families of Narrow-Sense Antiprimitive BCH Codes Admitting 3-Transitive Automorphism Groups 报告人：唐春明 研究员（ 西南交通大学） 摘要：The Bose-Chaudhuri-Hocquenghem (BCH) codes are a well-studied subclass of cyclic codes that have found num...
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02
2023-03
Symmetric generating functions, permutation statistics and basic hypergeometric series-靳宇教授（厦门大学）报告题目：Symmetric generating functions, permutation statistics and basic hypergeometric series 报告人：靳宇 教授（厦门大学） 摘要：First, I will give a brief overview on the symmetric generating functions and permutation statistics, including the classical re...
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10
2023-02
On q-Virasoro algebra and trigonometric Lie algebras学术报告 Title: On q-Virasoro algebra and trigonometric Lie algebras Speaker: 谭绍滨 教授（厦门大学） Abstract The q-Virasoro algebra was introduced in the study of lattice conformal theory, and the trigonometric Lie algebra, also called Fairlie-F...
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05
2023-01
高维尺度不变的判别分析-郑术蓉教授（东北师范大学）首师大高端统计论坛 报告题目：高维尺度不变的判别分析 报告人：郑术蓉 教授（东北师范大学） 摘要：We propose a scale invariant linear discriminant analysis classifier for high-dimensional data with dense signals. The method is valid for both cases that the data dimension is smaller...
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30
2022-12
An Asymptotic Analysis of Random Partition Based Minibatch Momentum Methods for Linear Regression Models-王汉生教授（北京大学）首师大高端统计论坛 报告题目：An Asymptotic Analysis of Random Partition Based Minibatch Momentum Methods for Linear Regression Models 报告人：王汉生 教授（北京大学） 摘要：Momentum methods have been shown to accelerate the convergence of the standard gradient desce...
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15
2022-12
Prescribed volume forms in Apelli cohomology groups on compact Hermitian manifolds-关波 教授（俄亥俄州立大学）线上学术报告 Title: Prescribed volume forms in Apelli cohomology groups on compact Hermitian manifolds Speaker: 关波 教授（俄亥俄州立大学） Abstract：Given a strongly positive (p, p) form Ω on a Hermitian manifold of dimension n ≥ 2, where 1 ≤ p < n is an ...