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18

2019-04

Projected Subgradient Method under Sparsity Constraints

题目：ProjectedSubgradient Method under Sparsity Constraints 报告人：沈益 (浙江理工大学) 时间：2019.04.26(周五)下午3:00 地点：紫金港校区管理学院行政楼14楼1417报告厅摘要： One-bitcompressive sensing theory shows that sparse signals can be almost exactlyreconstructed from a small number of one-bit quantized linear measurements.This talk presents the convergence analysis of the binary iterative hard...

18

2019-04

Sufficient Dimension Reduction for Classification

题目：SufficientDimension Reduction for Classification 报告人：Xin Chen (南方科技大学) 时间：2019.04.25(周四)下午2:00 地点：紫金港校区管理学院行政楼14楼1417报告厅摘要： In this talk, wetalk about a new sufficient dimension reduction approach designed deliberatelyfor high-dimensional classification. This novel method is named maximal meanvariance (MMV), inspired by the mean variance index first ...

18

2019-04

几何分析及其在数据分析中的应用

报告题目：几何分析及其在数据分析中的应用报告人：彭亚新副教授，上海大学数学系时间地点：2019年4月19日下午3:00，欧阳纯美楼316 报告摘要：本报告主要通过讨论分类和配准等课题，研究如何将图像和数据处理的实际问题转化为几何变分问题。联系人：孔德兴老师（dkong@zju.edu.cn）

17

2019-04

The high type quadratic Siegel disks are Jordan domains

高等数学研究所学术报告报告题目： The high type quadratic Siegel disks are Jordan domains 报告人：杨飞博士（南京大学）时间：2019年4月26日（星期五）下午1:30-2:30 地点：欧阳楼316教室摘要：Let $/alpha$ be an irrational number of sufficiently high type and suppose that the quadratic polynomial $P_/alpha(z)=e^{2/pi i/alpha}z+z^2$ has a Siegel disk $/Delta_/alpha$ centered at the origin. We prove t...

16

2019-04

半空间框架理论的一些结果

报告题目：半空间框架理论的一些结果报告人：李云章教授，北京工业大学时间地点：2019年4月22日下午3点，工商管理楼200-9 报告摘要：具有优美结构和快速计算性质的标架是函数空间表示理论研究的一个重要内容。本报告讨论半直线平方可积函数空间上的标架理论，该空间不容许通常的小波与Gabor系。我们将回顾该空间标架理论研究的进展情况，引入一类新的伸缩调制系标架，介绍我们所得的一些结果。联系人：李松老师（songli@zju.ed...

16

2019-04

Nonparametric Regression with Randomly Censored Independent Variable

报告标题：Nonparametric Regression with Randomly Censored Independent Variable 报告人：江慧（华中科技大学）时间：2019.4.22上午10:00-11:00 地点：玉泉工商楼200-9 报告摘要：Censoring occurs often in data collection. In this paper, we consider the nonparametric regression when the covariate is censored and only assume conditional independence between the covariate and the censoring variable. In contr...

12

2019-04

Two lectures on finite geometry

Title: Two lectures on finite geometry Speaker: Professor Leo Storme (Ghent University, Belgium) Time: Lecture 1: 9:30-11:30 am, April 16, Tuesday, 2019 Lecture 2: 9:30-11:30 am, April 18, Thursday, 2019 Venue: 200-9, Sir Run-Run Shaw Business Building, Yuquan Campus Abstract: Lecture 1: In this talk, I will focus on Cameron-Liebler line classes in PG(3,q). First I will introduce the background ...

11

2019-04

Metrics on fractals by symmetric self-similar weight functions

题目: Metrics on fractals by symmetric self-similar weight functions 报告人: Dr. Qingsong Gu (顾庆松博士，加拿大纽芬兰纪念大学) 时间: 2019年4月12日（周五）下午2:30-3:30 地点：工商楼200-9 摘要: I will talk about the method (proposed by Kigami) of defining metrics on two classes of fractals (nested fractals and generalized Sierpinski carpets) by using symmetric self-similar we...

09

2019-04

Construct the Solution Landscape beyond the Energy Landscape

Title: Construct the Solution Landscape beyond the Energy Landscape Speaker: Prof. Lei Zhang(Beijing International Center for Mathematical Research, Peking University) Time: 4:00-6:00pm, Apr. 19 Location: Room 200-9, Sir Shaw Run Run Business Administration building, School of Mathematical Sciences, Yuquan Campus Abstract: In mathematics, physics, and chemistry, an energy l...

09

2019-04

Optimal Designs for Mixture Model with Qualitative Factors

报告题目： Optimal Designs for Mixture Model with Qualitative Factors 报告人：张崇岐教授广州大学经济与统计学院时间地点：2019年4月19日(星期五)下午3:00- 紫金港校区管理学院行政楼14楼1417报告厅摘要：Mixture designs are applied in industry, agriculture, science experiments and medicine an...

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