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"人工智能赋能仿真优化与调度"分会场报道（图）
人工智能 仿真 优化 调度
2024/9/22
2023年10月14日，第三十五届中国仿真大会在安徽合肥施柏阁大观酒店隆重召开，大会包括颁奖仪式、特邀主旨报告、以及17个分会场报告。"人工智能赋能仿真优化与调度"分会场报告会于2023年10月15日9:00-12:00在融创铂尔曼酒店一楼徽州厅举行，由中国仿真学会智能仿真优化与调度专委会承办，来自全国各地的专家学者、研究生共计40人出席了会议。
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Optimization-inspired deep unfolding correction-distillation network for CS-MRI reconstruction
优化启发 CS-MRI 重建深度展开 校正-蒸馏网络
2023/4/27
In this talk, we discuss a unifying deep unfolding multi-sampling-ratio interpretable CS-MRI framework. The combined approach offers more generalizability than the existing deep-learning-based CS-MRI ...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：An Improved Unconstrained Approach for Bilevel Optimization
双层优化 无约束 非凸强凸
2023/4/17
We focus on the nonconvex-strongly-convex bilevel optimization problem (BLO). In this BLO, the objective function of the upper-level problem is nonconvex and possibly nonsmooth, and the lower-level pr...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Convergence and Implicit Regularization of Deep Learning Optimizers
深度学习 优化 收敛 隐式正则化
2023/4/13
In this talk, I will present our recent work on the convergence/generalization analysis for the popular optimizers in deep learning. (1) We establish the convergence for Adam under (L0,L1 ) smoothness...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Sparse Tensor Optimization Approaches for Traffic Flow Prediction, Anomaly Detection and Video Surveillance
交通流预测 异常检测 视频监控 稀疏张量 优化方法
2023/4/13
Tensor-based modeling and computation emerge prominently with urgent demands from practical applications in the big data era. With the intrinsic sparsity in real data sets and the dimensionality reduc...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Simultaneous Optimal Transport
优化运输 矢量值度量 Wasserstein距离概念
2023/4/14
We propose a general framework of mass transport between vector-valued measures, which will be called simultaneous mass transport. The new framework is motivated by the need to transport resources of ...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Approximate Envy-freeness in Indivisible Resource Allocation with Budget Constraints
预算约束 不可分割 资源分配 近似无嫉妒
2023/4/14
We study the fair allocation of indivisible resources under knapsack constraints, where a set of items with varied costs and values are to be allocated to a group of agents. Each agent has a budget co...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Pandora Box Problem with Nonobligatory Inspection: Hardness and Approximation Scheme
潘多拉盒问题 非强制性检查 硬度 近似方案
2023/4/14
Weitzman (1979) introduced the Pandora Box problem as a model for sequential search with inspection costs, and gave an elegant index-based policy that attains provably optimal expected payoff. In vari...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Mixed-binary Convex Quadratic Optimization and Its Applications in Inference with Sparsity
二元凸 二次优化 稀疏推理
2023/4/14
Sparsity is a naturally occurring characteristic in many real-world applications including signal denoising, outlier detection, and finance. On one hand, sparsity assumption allows people to tackle in...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Global and Local Convergence-Rate Analysis of an Inexact Newton Augmented Lagrangian Method for Zero-One Composite Optimization
零一复合优化 不精确 牛顿增强拉格朗日方法 收敛率分析
2023/4/14
Zero-One Composite Optimization (0/1-COP) is a prototype of nonsmooth, non- convex optimization problems and it has attracted much attention recently. Augmented Lagrangian Method (ALM) has stood out a...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Stochastic approximation methods for nonconvex constrained optimization
非凸 约束优化 随机逼近方法
2023/4/14
Nonconvex constrained optimization (NCO) has been one of the important research fields in optimization community. It has widely appeared in many application fields. However, challenges for solving NCO...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：华罗庚经济优化理论与马氏链
华罗庚 经济优化理论 马氏链
2023/4/21
我们介绍华老本人的探索和我们的继续。关于前者，概述华老仙逝前的重要更新，该结果不幸沉睡了37年，直到2021年底才被唤醒。关于后续进展，有一次修正、一次再更新和五项新发展：稳定性分析的新方法；产品（产业）等级（排序）；预测与调整；经济结构的优化；重排序与大矩阵主特征值（及前6个）的高效算法。 难得的是：多种变换给出了完全相同的非稳定的时间和产品。早年关于华氏经济崩溃定理的证明基于马氏链的遍历定理，...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：国民营养与粮食安全研究
国民营养 粮食安全 双重约束
2023/4/24
国民营养和粮食安全是关系国家经济发展和社会安全稳定的重大基础性和战略性问题。报告聚焦"国民膳食、营养、健康变迁与可持续发展"和"粮食可持续供需格局与保障"两大议题进行研讨,包括国民膳食营养特征和精准化评价与需求、基于营养健康和粮食安全的粮食中长期需求预测、营养健康导向的动物性食物与饲料粮需求、营养目标与资源环境双重约束的粮食供给优化、新技术支撑下粮食绿色控制与系统治理、新时代面向国民营养与粮食安全...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Optimal planning of degradation-based maintenance strategy
降级 维护策略 优化规划
2023/4/24
The optimal planning of condition-based maintenance strategy based on the degradation process is of great concerned in the past few years. A lifetime delayed degradation process with heterogenous degr...
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...