学术报告
-
16
2015-07
Homological criteria for finite domination of chain complexes题目：Homological criteria for finite domination of chain complexes 报告人：Dr. Thomas Huettemann(Queen's University Belfast, United Kingdom) Abstract: A chain complex of modules over a unital ring R is called R-finitely dominated if it is a ret...
-
16
2015-07
Partially Linear Structure Identification in Generalized Additive Models with NP-dimensionality题目：Partially Linear Structure Identification in Generalized Additive Models with NP-dimensionality 报告人： Hua Liang (George Washington University) Abstract: Separation of the linear and nonlinear components in additive models based on...
-
15
2015-07
Semiparametric spatial time series modelling and data-driven spatial weight matrix estimation: A personal review题目：Semiparametric spatial time series modelling and data-driven spatial weight matrix estimation: A personal review 报告人： Zudi Lu (University of Southampton, UK) Abstract: K Larger amounts of time-series data with more complex structures ...
-
11
2015-07
Bernstein Polynomial Model for Density Estimation题目：Bernstein Polynomial Model for Density Estimation 报告人： Prof. Zhong Guan （ Indiana University South Bend ） 摘要：A method of parameterizing and smoothing the unknown underlying distributions using Bernstein type polynomials with positive coe...
-
11
2015-07
Principal Component Tests for both Parametric and Nonparametric Statistical Analysis题目：Principal Component Tests for both Parametric and Nonparametric Statistical Analysis 报告人：Prof. Jiajuan Liang（University of New Haven） 摘要：The principal component (PC) approach is often used to collect sample information in high-dimensional dat...
-
09
2015-07
Gradient shrinking solitons I ，II主题： Gradient shrinking solitons I ，II 主讲人： 倪磊教授 （美国加州大学圣地亚哥分校） 时间： 2015年7月9日 16:00—2015年7月9日 17:00 地点： 北一区文科楼507教室 面向对象： 全体师生 简介： Gradient shrinking Ricci solitons arise from the study of the singularities of Ricci flow. The classification...
-
08
2015-07
On the Kelmans-Seymour conjecture on K5-subdivisions题目：On the Kelmans-Seymour conjecture on K5-subdivisions 报告人：郁星星 教授 （Georgia Institute of Technology） Abstract: Kelmans and Seymour independently conjectured in the 1970s that every 5-connected nonplanar graph contains a subdivision of $K_5$....
-
07
2015-07
Gradient shrinking solitons I ，II主题： Gradient shrinking solitons I ，II 主讲人： 倪磊教授 （美国加州大学圣地亚哥分校） 时间： 2015年7月7日 16:00—2015年7月7日 17:00 地点： 北一区文科楼507教室 面向对象： 全体师生 简介： Gradient shrinking Ricci solitons arise from the study of the singularities of Ricci flow. The classification...
-
06
2015-07
Cluster Algebras题目：Cluster Algebras 报告人：覃帆 教授（法国斯特拉斯堡大学） 摘要：In this series of lectures, we will cover basic definitions and examples of cluster algebras; quiver representations and categorification, and applications to periodicity conjecture of a discrete dy...
-
06
2015-07
Kinetic models for wealth Distribution题目：Kinetic models for wealth Distribution 报告人：Prof. G. Toscani （Department of Mathematics, University of Pavia, Pavia, Italy） Abstract: In these lectures, we introduce and discuss various kinetic models that describe the evolution of the distri...