DERIVATIVE-FREE

作品数：20被引量：18H指数：2
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相关作者：鲁礼勇蒋利华丁军娣房明磊马昌凤更多>>
相关机构：天津大学南京航空航天大学桂林电子工业学院安徽理工大学更多>>
相关期刊：《Frontiers of Mathematics in China》《Applied Mathematics》《长春理工大学学报（自然科学版）》《Atmospheric and Oceanic Science Letters》更多>>
相关基金：国家自然科学基金国家教育部博士点基金教育部“新世纪优秀人才支持计划”更多>>
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Foundation model enhanced derivative-free cognitive diagnosis
《Frontiers of Computer Science》2025年第1期163-165,共3页Mingjia LI Hong QIAN Jinglan LV Mengliang HE Wei ZHANG Aimin ZHOU 
supported by the National Natural Science Foundation of China(Grant No.62106076).
1 Introduction Cognitive diagnosis,aiming at inferring students’underlying cognitive states according to their response logs,is a fundamental approach to understanding and improving individual learning in intelligent...
关键词：COGNITIVE DIAGNOSIS utilize 
通信噪音条件下非光滑优化问题的分布式derivative-free方法
《数学进展》2024年第1期193-214,共22页李国强 余淑辉 
Supported by Guizhou Provincial Department of Education’s Higher Education Scientific Research Project(No.[2022]172);Guizhou Province Science and Technology Plan Project(No.ZK[2022]General022);Universities Key Laboratory of System Modeling and Data Mining in Guizhou Province(No.2023013)。
本文研究了时变有向图上的非光滑分布式优化.在这样的图中,网络拓扑不仅是强连通的,而且还存在通信噪音.每个节点只能访问其非平滑的局部成本函数.本文给出了一种derivative-free分布式方法来最小化该网络中所有节点的成本函数之和.然...
关键词：分布式优化 凸优化 derivative-free算法 通信噪音 
A Derivative-Free Optimization Algorithm Combining Line-Search and Trust-Region Techniques
《Chinese Annals of Mathematics,Series B》2023年第5期719-734,共16页Pengcheng XIE Ya-xiang YUAN 
supported by the National Natural Science Foundation of China(No.12288201)。
The speeding-up and slowing-down(SUSD)direction is a novel direction,which is proved to converge to the gradient descent direction under some conditions.The authors propose the derivative-free optimization algorithm S...
关键词：Nonlinear optimization DERIVATIVE-FREE Quadratic model Line-Search TRUST-REGION 
Three-term derivative-free projection method for solving nonlinear monotone equations
《Frontiers of Mathematics in China》2023年第4期287-299,共13页Jinkui LIU Xianglin DU 
In this paper,a three-term derivative-free projection method is proposed for solving nonlinear monotone equations.Under someappropriate conditions,the global convergence and R-linear convergence rate of the proposed m...
关键词：Nonlinear monotone equations conjugate gradient method deriva-tive-free projection method global convergence R-linear convergence rate 
Derivative-free reinforcement learning:a review被引量：5
《Frontiers of Computer Science》2021年第6期75-93,共19页Hong QIAN Yang YU 
This work was supported by the Program A for Outstanding PhD Candidate of Nanjing University,National Science Foundation of China(61876077);Jiangsu Science Foundation(BK20170013);Collaborative Innovation Center of Novel Software Technology and Industrialization.
Reinforcement learning is about learning agent models that make the best sequential decisions in unknown environments.In an unknown environment,the agent needs to explore the environment while exploiting the collected...
关键词：reinforcement learning derivative-free optimization neuroevolution reinforcement learning neural architecture search 
Constructive Theory of Designing Optimal Eighth-Order Derivative-Free Methods for Solving Nonlinear Equations
《American Journal of Computational Mathematics》2020年第1期100-117,共18页Tugal Zhanlav Khuder Otgondorj Renchin-Ochir Mijiddorj 
This paper stresses the theoretical nature of constructing the optimal derivative-free iterations. We give necessary and sufficient conditions for derivative-free three-point iterations with the eighth-order of conver...
关键词：Multipoint METHODS DERIVATIVE-FREE METHODS Order of CONVERGENCE 
Identification of the unknown shielding parameters with gammaray spectrum using a derivative-free inverse radiation transport model被引量：3
《Nuclear Science and Techniques》2018年第5期75-81,共7页Ying Chen Lian-Ping Zhang Sa Xiao Lun-Qiang Wu Shan-Li Yang Bing-Yuan Xia Jian-Min Hu 
supported by the National Natural Science Foundation of China(Nos.11605163 and 21504085);the China Academy of Engineering Physics Foundation for Development of Science and Technology(No.201580103014 and No.2015B0301063);the Foundation for Special Talents in China Academy of Engineering Physics(No.TP201502-3);the Sichuan Science and Technology Development Foundation for Young Scientists(No.2017Q0050)
Identifying the unknown geometric and material information of a multi-shield object by analyzing the radiation signature measurements is always an important problem in national and global security. In order to identif...
关键词：INVERSE problem DERIVATIVE-FREE INVERSE RADIATION transport model GAMMA-RAY SPECTRUM Multishielding layers 
Application of a Derivative-Free Method with Projection Skill to Solve an Optimization Problem被引量：1
《Atmospheric and Oceanic Science Letters》2014年第6期499-504,共6页PENG Fei SUN Guo-Dong 
provided by grants from the LASG State Key Laboratory Special Fund;the National Natural Science Foundation of China (Grant Nos. 40905050, 40830955, and 41375111)
Improving numerical forecasting skill in the atmospheric and oceanic sciences by solving optimization problems is an important issue. One such method is to compute the conditional nonlinear optimal perturbation(CNOP),...
关键词：differential evolution algorithm spectral projected gradient algorithm CNOP Burgers＇ equation optimization problem 
On convergence analysis of a derivative-free trust region algorithm for constrained optimization with separable structure被引量：2
《Science China Mathematics》2014年第6期1287-1302,共16页XUE Dan SUN WenYu 
supported by National Natural Science Foundation of China (Grant Nos. 11071122 and 11171159);the Specialized Research Fund of Doctoral Program of Higher Education of China (Grant No. 20103207110002)
In this paper,we propose a derivative-free trust region algorithm for constrained minimization problems with separable structure,where derivatives of the objective function are not available and cannot be directly app...
关键词：constrained optimization derivative-free optimization multivariate interpolation separable op-timization global convergence 
AN AFFINE SCALING DERIVATIVE-FREE TRUST REGION METHOD WITH INTERIOR BACKTRACKING TECHNIQUE FOR BOUNDED-CONSTRAINED NONLINEAR PROGRAMMING被引量：1
《Journal of Systems Science & Complexity》2014年第3期537-564,共28页GAO Jing ZHU Detong 
supported by the National Science Foundation of China under Grant No.11371253
This paper proposes an arlene scaling derivative-free trust region method with interior backtracking technique for bounded-constrained nonlinear programming. This method is designed to get a stationary point for such ...
关键词：Affine scaling backtracking technique box constrains derivative-free optimization non-linear programming trust region method. 
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