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检索条件："关键词=algorithms. "
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基于公钥密码体制的数字签名技术被引量：2
《沈阳理工大学学报》1994年第4期42-46,共5页刘贺祥 
介绍了公钥密码体制的概念，分析了两种常用的基于离散对数的公钥体制，介绍了数字签名的概念和应用并提出了几种实用的数字签名方案。
关键词：数学模型 方案 算法 
紧急网络中的最小饱和流问题(英文)被引量：12
《运筹学学报》2001年第2期12-20,共9页林诒勋 李湘露 邓俊强 
Project supported by the National Natural Science Foundation of China (10071076)
网络Ｎ中的一个流，如果沿前向已无法再增流，则称为饱和流．在交通拥挤或紧急疏散时，网络往往被一饱和流所堵塞．显然，这饱和流的值越小，网络的性能就越差．于是从网络分析的观点就提出最小饱和流问题．本文首先证明此问题是ＮＰ-...
关键词：网络分析 网络流 最小饱和流 紧急网络 饱和流 最大流 
Parameter optimization of temperature field in RF-capacitive hyperthermia被引量：1
《Progress in Natural Science:Materials International》2001年第9期29-36,共8页万柏坤 朱欣 程晓曼 张力新 林世寅 王伟 
Project supported by the National Natural Science Foundation of China (Grant No. 39270218, 39870237)
To realize a certain target temperature distribution in tumor tissues and avoid over-heating in normal tissues in radio frequency (RF)-capacitive hyperthermia, an objective function and some weight coefficients are in...
关键词：RADIO frequency-capacitive HYPERTHERMIA OPTIMUM solution HEATING physical parameters FINITE element method GENETIC algorithms. 
A CLASS OF COLLINEAR SCALING ALGORITHMS FOR UNCONSTRAINED OPTIMIZATON
《Numerical Mathematics A Journal of Chinese Universities(English Series)》1997年第2期219-230,共12页盛松柏 
Supported by NNSF of China and NSF of Jiangsu Province
A Class of Collinear Scaling Algorithms for Unconstrained Optimization. An appealing approach to the solution of nonlinear optimization problems based on conic models of the objective function has been in troduced by ...
关键词：UNCONSTRAINED optimization CONIC models COLLINEAR scaling QUASI-NEWTON algorithms. 
Robust Reconstruetion of Block Sparse Signals from Adaptively One-Bit Measurements被引量：1
《Chinese Journal of Electronics》2020年第5期937-944,共8页HOU Jingyao WANG Jianjun ZHANG Feng HUANG Jianwen 
supported by the National Natural Science Foundation of China(No.61673015,No.61273020);the Fundamental Research Funds for the Central Universities(No.XDJK2018C076,No.SWU1809002).
Though various theoretical results and algorithms have been proposed in one-bit Compressed sensing(l・bit CS),t here are few stu dies on more structured signals,such as block sparse signals.We address the problem of re...
关键词：One-bit compressed sensing Convex programming Hard thresholding Adaptivity Iterative algorithms. 
Error analysis on heading determination via genetic algorithms被引量：1
《Journal of Systems Engineering and Electronics》2006年第3期673-676,共4页Zhong Bing Xu Jiangning Ma Heng 
A new error analysis method is presented via genetic algorithms for high precise heading determination model based on two total positioning stations （TPSs）. The method has the ability to search all possible solution...
关键词：heading determination SGA genetic algorithms. 
AN ADAPTIVE FAST INTERFACE TRACKING METHOD
《Journal of Computational Mathematics》2015年第6期576-586,共11页Yana Di Jelena Popovic Olof Runborg 
An adaptive numerical scheme is developed for the propagation of an interface in a velocity field based on the fast interface tracking method proposed in [2]. A multiresolution stategy to represent the interface inste...
关键词：Interface tracking MULTIRESOLUTION adaptivity Fast algorithms. 
Three-Dimensional Space Interpolation of Grey / Depth Image Sequence-A New Technique of Computer Graphics Synthesis
《Journal of Systems Engineering and Electronics》1993年第3期70-77,共8页Wang Xincheng, Zhu Weile, Zhu Xiaokun and Gu DerenChengdu University of Electronic Science and Technology, Chengdu 610054 
This paper advances a three-dimensional space interpolation method of grey / depth image sequence, which breaks free from the limit of original practical photographing route. Pictures can cruise at will in space. By u...
关键词：Grey / depth image Three-dimensional space interpolation Computer graphics synthesis Algorithms. 
VARIATIONAL ITERATIVE ALGORITHMS IN PHOTOACOUSTIC TOMOGRAPHY WITH VARIABLE SOUND SPEED
《Journal of Computational Mathematics》2014年第5期579-600,共22页Tangjie Lv Tie Zhou 
In this paper, we investigate the adjoint equation in photoacoustic tomography with variable sound speed, and propose three variational iterative algorithms. The basic idea of these algorithms is to compute the origin...
关键词：Photoacoustic Tomography Variational iterative algorithms. 
Mechanical　Model　of　Unconstrained　Optimization　and　Unified　Scheme　of　Their　Algorithms
《Systems Science and Systems Engineering》1995年第1期55-59,共5页
The consideration of the mechanical model of mathematical programming will be helping for discussing unconstrained programming and their algorithms.In this paper,we start off with the particles system of conservative ...
关键词：unconstrained programming mechanical model artificially release energy(ARE) algorithms. 
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