搜索结果: 106-120 共查到“运筹学”相关记录2866条 . 查询时间(0.656 秒)
加权与近似加权势博弈及其在博弈控制论中的应用（程代展）
加权 近似加权 势博弈 博弈控制论
2023/2/22
With the tool of semi-tensor product of matrices, an algorithm is proposed to verify whether a finite game is a weighted potential game (WPG) without pre-knowledge on its weights. Then the algorithm i...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：带有网络结构的演化博弈动态
网络结构 演化 博弈动态
2023/4/25
数字经济时代，人们的博弈互动关系呈现出复杂的网络特征。近年来网络博弈理论发展迅猛，并在群体决策、舆情传播、投票选举等方面有广泛的应用。网络博弈中的一个关键问题是网络结构如何影响和个体和群体行为演化。本报告将首先介绍网络上的演化博弈相关的基本概念，然后介绍报告人和合作者在对称和非对称网络演化博弈动力学方面的一些研究。最后在此基础上讨论博弈互动网络结构和信息网络结构在不同博弈场景中，对个体和群体行为特...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：极端冲击下供应链与国际贸易网络优化问题探索
极端冲击 供应链 国际贸易 网络优化
2023/4/25
供应链与贸易网络的存在保障了生产资料与商品的流转，促进了社会经济的发展与繁荣。然而，近几年因地缘政治、战争、疫情等极端情形的冲击，供应链网络和国际贸易网络的正常运转受到了极大的挑战，如何衡量和应对极端冲击对两者的影响成为吸引学者关注的重点，本报告将从最优化模型构建与分析的角度出发对该问题进行探索。
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Real-time tool path planning using deep learning for subtractive manufacturing
深度学习 减材制造 实时刀具 路径规划
2023/4/25
Tool path planning is a crucial factor of computer-aided design and manufacturing (CAD/CAM). To generate suitable tool paths, the previous methods often transform the problem into local or global opti...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Optimization models and approaches for strictly correlated electrons
严格 相关电子 优化模型 方法
2023/4/25
In electronic structure calculations, Kohn-Sham equations rank among the most widely adopted mathematical models. However, due to the deficiency of available approximations for exchange-correlation en...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：现代交通与物流中的运筹学实践
现代交通 物流 运筹学
2023/4/26
本次报告结合报告人团队在实践中的经验，探讨了地铁的乘务排班与智能运维，邮政的邮路规划与路由优化，高铁运行图的规划与设计，航空中的换发备发管理与调度优化，物流与供应链的选址优化等问题中的特点与难点，建模与算法解决方案。
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Implementation of personalized optimization via the HEI algorithm
HEI算法 个性化 优化
2023/4/26
Unlike traditional robust optimization, personalized optimization aims to find the values of control variables that yield the optimal value of the objective function for given values of environmental ...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：On the Turán number of theta graphs
θ图 图兰数 图论
2023/4/26
Turán-type problem may be one of central problems in extremal graph theory. Particularly, the Turán number of a cycle attracts much attention. In this talk, we introduce a terminology, that is, theta ...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：致密油藏数值模拟技术及生产优化理论
致密油藏 数值模拟技术 生产优化理论
2023/4/26
非常规油气开发进入攻坚阶段，围绕致密油气储层非线性流动系统建模和生产优化等问题，介绍多重关联介质耦合流动模拟方法、不同流动空间分离建模和流动分级耦合多尺度数值模拟方法；同时，对自主研发的随机单纯形近似梯度方法（StoSAG）进行介绍，该方法可以用于考虑致密油气藏地质不确定性的生产优化。
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：An introduction to the Hypergraph Regularity Lemma and its Applications 3
超图 规律性引理 超图正则引理 汉密尔顿循环
2023/4/26
In this talk, we give an example to illustrate how to use the hypergraph regularity lemmas. The absorbing method due to R?dl, Schacht and Szemerédi is a powerful tool in proving hypergraph Hamilton cy...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：An introduction to the Hypergraph Regularity Lemma and its Applications 2
超图 规律性引理 超图正则引理 汉密尔顿循环
2023/4/26
In this talk, we first introduce the definitions of equitable partitions and state the hypergraph regularity lemma due to R?dl and Schacht. Then, we give the conception of reduced hypergraphs and its ...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Optimal semi-supervised subsampling via predictive inference
预测推理 最优 半监督子采样
2023/4/26
In big data era, subsampling or sub-data selection techniques are often adopted to extract a fraction of informative individuals from the massive data. Existing subsampling algorithms focus mainly on ...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Inverse Problems on Piezoelectric Equations
压电方程 反问题 狄利克雷 诺依曼映射 有限子域
2023/4/26
In this talk, recent progress on inverse problems for piezoelectric equations is discussed. We show a uniqueness result on recovering coefficients of piecewise homogeneous piezoelectric equations from...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：An introduction to the Hypergraph Regularity Lemma and its Applications 1
超图 规律性引理 超图正则引理 汉密尔顿循环
2023/4/26
Hypergraph regularity lemmas are generalizations of Szemerédi's regularity lemma for graphs, which has been proved to be a powerful tool with many subsequent. In this talk, we first give a brief intro...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：新能源电力系统规划及韧性提升的优化理论与算法研究
新能源 电力系统规划 韧性提升 优化理论 算法研究
2023/4/26
国家“双碳”战略目标的提出掀起了可再生清洁能源发展的新一轮高潮。构建以新能源为主体的新型电力系统，不仅要解决新能源间歇性、强波动性出力带来的消纳利用难题，还应充分考虑能源结构转型下的系统可靠性与韧性问题。风电、光伏等新能源发电设施的运行灵活性不足，且无法在恶劣天气条件下有效运行，故难以作为应急电源参与电网故障恢复。针对新型电力系统的新能源并网消纳和防灾减灾挑战，报告人深入探索面向电力系统规划与运行...