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算法介绍
矩阵求逆在程序中很常见,主要应用于求Billboard矩阵。按照定义的计算方法乘法运算,严重影响了性能。在需要大量Billboard矩阵运算时,矩阵求逆的优化能极大提高性能。这里要介绍的矩阵求逆算法称为全选主元高斯-约旦法。
高斯-约旦法(全选主元)求逆的步骤如下:
首先,对于 k 从 0 到 n - 1 作如下几步:
从第 k 行、第 k 列开始的右下角子阵中选取绝对值最大的元素,并记住次元素所在的行号和列号,在通过行交换和列交换将它交换到主元素位
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这时一个语音特征提取的程序源码,除了包含矩阵运算和矢量运算外,还包含了很多语音特征的提取算法,包括:共振峰(formant)提取、基音(pitch)提取、端点(endpoint)检测、线性预测系数(LPCC)、MFCC、LSF、PLCC、EPOCH等。这是我见到的最全的语音分析源码,推荐!-Then a voice feature extraction procedures source, in addition to containing matrix and vector operation
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数据结构(c)稀疏矩阵的三元组顺序存储结构的全部操作
-data structure (c) 3 sparse matrix storage group structure of the order all operations
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实现了基于文件的矩阵加减乘除运算。本程序没有定义特殊的结构类型,所有的算法都基于文件最基本的一些操作,包括文件的打开与关闭,文件指针的移动,以及文件的删除和修改。-realized on the basis of the document matrix arithmetic operations. There is no definition of the unique structure of the type, all the algorithms are based on the most
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北航数值分析作业第二题
用带双步位移的QR分解法求矩阵的全部特征值,并对其中的每个特征值求特征向量。-The second question Beihang numerical analysis operations with two-step displacement with QR decomposition of a matrix with all the characteristics of value, and one of the feature vector for each
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C#实现的矩阵运算源程序,其中所有的矩阵运算采用操作符重载技术,实现了矩阵求和,差,积,转置,逆等基本运算。-C# source code implementation of matrix operations, one of all the matrix calculation using operator overloading techniques, implementation of the matrix sum, difference, product, transpose, inve
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是关于所有矩阵运算的,可以提供给涉及到定位时用到举证,有很好的参考价值-Of all matrix operations can be provided to involve positioning the burden of proof when used, have a good reference value
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矩阵运算vb代码,可以进行进行矩阵运算,很实用,希望对大家有所帮助-Vb code matrix operations, matrix operations can be carried out, it is useful, I hope all of you to help
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一些矩阵运算的函数,包括两个矩阵相加,两个矩阵相减,两个矩阵相乘,矩阵复制,矩阵求逆的全选主员高斯-约当法,矩阵的三角分解(LU分解),求Hessenberg矩阵全部特征根的QR法,约化一般实矩阵为Hessenberg矩阵的初等相似变换-A function of a number of matrix operations, including the sum of two matrices, subtract two matrices, the two matrices, matrix dup
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C源码之复数运算和矩阵运算:内含复数的表示,复数的所有运算(包括求共轭,解析函数等)。矩阵的创建,加减运算,矩阵和向量乘法,矩阵和矩阵乘法,矩阵求逆,求矩阵特征值和特征向量;
现在大量科学计算要求在C编程中使用复数或者矩阵,希望能给你带来帮助~
-C-source computing, and the complex matrix calculation: that includes plural, the plural of all operations (including seek
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C++实现的稀疏矩阵类,可实现稀疏矩阵的存储计算等功能-Now, instead of using 2D, we will use doubly-linked lists to present sparse matrices. There are various methods of organizing doubly-linked-lists. We not only store elements of sparse matrices but also implement operations
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1、随机生成一个5*5矩阵A,元素符合均匀分布;再随机生成一个5*5矩阵B,元素符合正态分布。对A和B进行加、减、乘、除、比较等矩阵运算,查看运算结果。
2、创建5阶魔术矩阵,求A的行列式、特征值、逆、秩、迹、条件数。
3、假设矩阵 ,求A的LU分解、正交分解、特征值分解、奇异值分解。
4、创建6阶单位稀疏矩阵,并显示其全部元素。
-1, randomly generated a 5* 5 matrix A, elements in line with uniform
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一个用来计算矩阵运算的函数库,希望对大家有用-One used to calculate the matrix operations of the library and hope for all of us
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我大一时候的作业,实现了以下功能:
用16位8086汇编语言编写下列程序之一:
a) 两矩阵相加
b) 求Fibonacci数列
c) 输入一个正整数n, 输出1-n之间的所有素数
d) 矩阵相乘
e) 把一个十进制小数转换成IEEE754格式并输出的程序,
要求从键盘输入一个十进制小数,最后在在屏幕上输出IEEE754格式二进制码的序列.-When my freshman year of operations, realization of the fol
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一些JAVA的矩阵运算方法
包括矩阵相乘 求逆 转置 等
都写入一个类里面
可以直接调用-The matrix operations of some JAVA methods include matrix multiplication, are all set to write seeking reversal of a class which can directly call
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The main purpose of the core is a color transform tasks such as CIE XYZ<->RGB, different RGB<->RGB and RGB<->YCbCr operations. The main part of color conversions from one to another color system concludes in 3x3 matrix multiplicatio
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神经网络处理回归问题采用非批处理算法能够处理各种回归问题用c语言和矩阵运算解决回归问题-Neural network processing regression problems using non-batch algorithm to be able to handle all kinds of regression problems to solve regression problems with c language and matrix operations
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矩阵运算 的源代码 以及报告 全部原创
主要针对矩阵的运算-The source code of matrix operations, and report all original focus matrix operation
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VC++矩阵运算类,提供各类矩阵运算的算法,是一个很不错的运算类-VC++ matrix operations class, provide all kinds of matrix operation algorithm, is a very good algorithm
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复数矩阵的运算、包括乘、除、加、减、求逆等(Including all operations of the matrix)
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