数学科学学院学术报告 An Accelerated Proximal Alternating Direction Method of Multipliers for Robust Fused Lasso 靳正芬(河南科技大学 副教授) 报告时间:2023年6月30日 星期五 上午10:00-11:00报告地点:沙河校区E404 报告摘要:In the era of big data, much of the data is susceptible to noise with heavy-tailed distribution. Fused Lasso can effectively handle high dimensional sparse data with strong co...
数学科学学院学术报告 The dynamical models for solving the system of absolute value equations 于冬梅 (辽宁工程技术大学) 报告时间:2023年6月30日 星期五 上午9:00-10:00报告地点:沙河校区E404 报告摘要:The inverse-free dynamical system and inertial inverse-free dynamical systems are proposed to solve the absolute value equations (AVEs). Under mild conditions, the equilibrium points of the dynami...
应用数学系学术报告--- 分析与偏微分方程讨论班(2023春季第13讲) Strong solutions to the two-dimensional nonhomogeneous incompressible primitive equations 酒全森 (首都师范大学数学科学学院教授)报告时间: 10:00-11:00,2023-6-26(星期一)报告地点: 腾讯会议:132-641-787https://meeting.tencent.com/dm/ZayEGgSCTUxK内容简介: In this talk, we will first review some recent results on local and glo...
数学科学学院学术报告--- 分析与偏微分方程讨论班(2023春季第6讲) Global existence for the quadratic Dirac equation in two and three space dimensions张倩 (北京师范大学)时间:6月26日(周一)10:30-11:30 地点:#腾讯会议:214-478-451https://meeting.tencent.com/dm/n9MmqVQosonX 摘要: In this report, we study global existence and pointwise decay estimates for the nonlinear Dirac equation with quadratic no...
数学科学学院学术报告--- 分析与偏微分方程讨论班(2023春季第13讲) Higher regularity of the free boundary in the obstacle problem for the fractional heat operator.唐 (北京大学)时间:6月26日(周一)9:30-10:30 地点:#腾讯会议:214-478-451https://meeting.tencent.com/dm/n9MmqVQosonX 摘要: In this talk, we introduce higher regularity of the free boundary in the obstacle problem for the fractional heat ...
数学科学学院学术报告--- 分析与偏微分方程讨论班(2023春季第12讲) 题目: Uniformizing Gromov hyperbolic spaces and Busemann functions报告人: 周青山 副教授 (佛山科学技术学院)时间:2023-06-25 10:00-11:00 (周日上午) 地点: 腾讯会议:922-790-725https://meeting.tencent.com/dm/whofQ5sbFcD1摘要: In this talk, we will introduce some facts about hyperbolic spaces in the senseof Gromov. Then we will rec...