Search - Unknown

Search - Unknown - List

[Algorithm] qiufeixianxingfangchengzuzuixiaoerchengjiedeguangy DL : 0: 1.功能利用广义逆求解无约束条件下的优化问题(C语言) 2.参数说明 int m : 非线性方程组中方程个数 int n : 非线性方程组中未知数个数 double eps1 : 控制最小二乘解的精度要求 double eps2 : 用于奇异值分解中的控制精度要求 double x[n] : 存放非线性方程组解的初始近似值X(0),要求各分量不全为0 int ka : Ka＝max{m,n}+1 void (*f)() : 指向计算非线性方程组中各方程左端函数值的函数名(用户自编) void (*s)() : 指向计算雅可比矩阵的函数名 int ngin() : 函数返回一个标志值 3.文件说明 ngin.c函数文件 ngin0.c主函数文件-1. Using generalized inverse function for non-binding under the conditions of optimization problems (C) 2. Parameter Description int m : nonlinear equation group number int n equation : nonlinear equations were unknown number of double eps1 : Least Squares Solutions of control precision double eps2 : for the singular value decomposition of the control precision double x [n] : Nonlinear storage solutions of equations initial approximation of X (0), the requirements for the component failure 0 int ka : Ka = max (m, n) a void (* f) () : Calculation of nonlinear equations at the Group of the equation extreme value of the function name (user self) void (* s) () : at the Jacobian matrix calculation of the function name ngin int () : function returns a value of three signs. This document explains
Date : 2025-12-29 Size : 2kb User : 罗坤
[Algorithm] zlf1581 DL : 0: 解线性方程组多元一次水平有限，DOS界面。其中，输出方程组的未知数用x1,x2,x3...表示，可以解出多元一次方程。-solving linear equations yuan a limited, and DOS interface. Within this total, output equations with the unknown x1, x2, x3 ... that the United States can come up with multiple linear equation.
Date : 2025-12-29 Size : 8kb User : 王静
[Algorithm] 20055153566625 DL : 0: 水平有限，DOS界面。其中，输出方程组的未知数用x1,x2,x3...表示，可以解出多元一次方程。 -limited, and DOS interface. Within this total, output equations with the unknown x1, x2, x3 ... that the United States can come up with multiple linear equation.
Date : 2025-12-29 Size : 7kb User : 李隆
[Algorithm] bisection DL : 0: 二分法求一个未知数方程的根f(x)=0,x属于[a,b],除了显示每次计算的小区间外，还根据给定的精度计算了所需的次数k-Dichotomy for the root of an unknown equation f (x) = 0, x belonging to [a, b], apart from showing the outline of each inter-cell calculation, but also in accordance with a given accuracy to calculate the required number of k
Date : 2025-12-29 Size : 1kb User : 东方志柱
[Algorithm] gs DL : 0: 通过C语言实现高斯消去法，基本思想是每次消去一个未知数，把原来的方程化为等价的三角形方程组。-Through the C language to achieve Gaussian elimination method, the basic idea is to eliminate every time an unknown, the original equation into the equivalent of the triangle equations.
Date : 2025-12-29 Size : 1kb User : 小马
[Algorithm] 59564349circlefitting DL : 0: 最小二乘法(least squares analysis)是一种数学优化技术，它通过最小化误差的平方和找到一组数据的最佳函数匹配。最小二乘法是用最简的方法求得一些绝对不可知的真值，而令误差平方之和为最小。最小二乘法通常用于曲线拟合 (least squares fitting) 。这里有拟合圆曲线的公式推导过程和 vc实现。-Least squares method (least squares analysis) is a mathematical optimization technology, which by minimizing the square error and one set of data to find the best matching function. Least squares method is the simplest way to achieve some absolutely unknown true value, so that the sum of squared error for the smallest. Least square method is usually used for curve fitting (least squares fitting). There are circular curve fitting formula derivation process and realize vc.
Date : 2025-12-29 Size : 183kb User : pengya
[Algorithm] pitcon DL : 0: 求解非线性方程组的一组源代码,FORTRAN90.用于解决N个未知数,N-1个方程.-Solving nonlinear equations of a set of source code, FORTRAN90. For settlement of N unknown, N-1 equations.
Date : 2025-12-29 Size : 56kb User : 陆卫兵
[Algorithm] math DL : 0: 通过C语言编程实现数值计算方法中的雅可比迭代，输入各个方程组的系数和迭代次数可以得到方程的精确解和中间计算结果。另外方程组未知数的个数可以自行设定。-Through the C language programming to achieve numerical method of Jacobi iteration, enter all equations of the coefficients and number of iterations can be exact solutions of equations and intermediate results. Another unknown number of equations can be set.
Date : 2025-12-29 Size : 174kb User : hulijing
[Algorithm] LeastSquareMethod DL : 0: 运用主元分析进行数据预处理，最小二乘法建模，对未知数据按照模型给出预测结果-The use of principal component analysis for data pre-processing, least squares modeling, the unknown data is given in accordance with the model predictions
Date : 2025-12-29 Size : 195kb User : 陈证宇
[Algorithm] 734 DL : 0: and another unknown file just for fun
Date : 2025-12-29 Size : 5kb User : 123123
[Algorithm] calculationoftheweek DL : 0: 该程序可实现计算将来或过去某一天是星期几，只要确定某一天是星期一，再输入一个未知时间，运行后就能确定出未知时间是星期几。-The program enables calculation of the future or the past week on a certain day, as long as Monday to determine if a day, and then enter an unknown time, running time will be able to determine the unknown is the day of the week.
Date : 2025-12-29 Size : 168kb User : nijinyun
[Algorithm] duliteer DL : 0: 实现对任意阶的线性方程组进行独立特尔分级，并解除未知数-Realize the linear equations of any order to conduct an independent Ritter classification, and lift the unknown
Date : 2025-12-29 Size : 1kb User : 付虓
[Algorithm] energydetectionofunknownsignalsoverfading DL : 0: energy detection of unknown signals over noise and fading
Date : 2025-12-29 Size : 170kb User : Narendar
[Algorithm] Adaptive_Beamforming DL : 0: Consider a BPSK transmitter, in an unknown direction, emitting signal continuously. An interfering device (jammer) is also transmitting continuously a tone of the same frequency as that of BPSK transmitter. Following cases are of interest: Case I: The transmitter and jammer are in different directions but at equal range from the receiver. However, the jammer is switched off. Case II: The transmitter and jammer are in different directions but at equal range from the receiver. Case III: The transmitter and jammer are in the same direction, but at different ranges from the receiver. Case IV: The transmitter and jammer are very closely situated.
Date : 2025-12-29 Size : 141kb User : hameed
[Algorithm] lagrange DL : 0: 采用FORTRAN90编程，使用插值法来利用有限的已知数据来预测未知的状态-Using FORTRAN90 program, using the interpolation method to use the limited known data to predict the unknown state
Date : 2025-12-29 Size : 1kb User : 陈力
[Algorithm] cx DL : 0: 多元一次方程组识别及求解。能够识别如“2x+y+z=4”之类格式的方程组，自动判别未知数及系数，并对未知数求解。-Multiple time to identify and solve equations. Able to identify as " 2x+ y+ z = 4" format, like equations, and automatically determine the unknown coefficients, and the unknown solution.
Date : 2025-12-29 Size : 2kb User : aslipper
[Algorithm] 0527 DL : 0: 差声波检测混凝土的反演计算，通过超声波对未知损伤损伤程度的混凝土进行检测，检测出其损伤程度-Poor acoustic detection of concrete inversion, the unknown damage by ultrasonic concrete testing the degree of injury, to detect the degree of injury
Date : 2025-12-29 Size : 116kb User : 张佳文
[Algorithm] chaosongchi DL : 0: 松弛法简称SOR方法，也叫张弛发，其基本思想是迭代，即在高斯方法已求出x(i),x(i-1)的基础上，组合新的序列，从而加快收敛速度。采用列主元素消去法是在Gauss消去法在强条件下进行的，即Ai非奇异，逐次消去一个未知数。只要方程组的系数矩阵非奇异，方程组就有唯一解。这样对列选主元，称为列主元素消去法。其应用条件为每次变化中主元素不等于且系数矩阵Ai非奇异。-Relaxation method referred to as SOR method, also called relaxation hair, the basic idea is iterative, that is, the Gaussian method has been derived x (i), x (i-1), based on the combination of the new sequence, thus speeding up the convergence rate . Out the main elements used in the Gauss elimination method is the elimination of the strong conditions, that is, Ai is nonsingular, successive elimination unknown. As long as the equations of non-singular coefficient matrix, equations have a unique solution. This column pivoting on, called out the main elements of elimination. The application conditions for each main element of change is not equal and non-singular coefficient matrix Ai.
Date : 2025-12-29 Size : 8kb User : 咪噜
[Algorithm] complex_gauss DL : 1: This is a program to calculate Ax = b using complex Gaussian elimination method. A is a coefficient matrix. x is an unknown value vector. b is a right-hand side known vector. We can get an unknown vector x. These vectors and matrix can have complex value.
Date : 2025-12-29 Size : 556kb User :
[Algorithm] Quadratic-Equation-with-one-unknown DL : 0: 输入一元二次方程的三个系数,输出方程式和一元二次方程的两个解.-answer quadratic equation with one unknown
Date : 2025-12-29 Size : 57kb User : vincent

« 12 3 »