搜索资源列表
qzgsxyf
- 数值分析中的求解算法 全主元高斯消去法 已经过编译测试-numerical analysis of the whole algorithm PCA Gaussian Elimination Act has been compiled test
PCA(matlab)
- 主成分分析算法(PCA),这是一个外国人编写的,很具有参考价值-principal component analysis algorithm (PCA), which was prepared by a foreigner, it is very valuable reference
pcaC++
- 使用C++语言实现主成分变换算法pca,包含求特征值特征向量
pca
- PCA算法程序设计步骤: 1、去均值 2、计算协方差矩阵及其特征值和特征向量 3、计算协方差矩阵的特征值大于阈值的个数 4、降序排列特征值 5、去掉较小的特征值 6、去掉较大的特征值(一般没有这一步) 7、合并选择的特征值 8、选择相应的特征值和特征向量 9、计算白化矩阵 10、提取主分量
gauss.rar
- 用高斯列主元消元法解下列线性方程组 高斯消元求解一些系数矩阵中含有极小数的情况下,会产生巨大的舍入误差,导致算法失效。一个简单而有效的改进方法是每次在进行将当前列中元素的消成0的运算时,选择当前列j对应的行(j to n)中绝对值较大的一个数作为主元行,这样,误差就会减小很多,PCA with out Gaussian elimination method solution of the following system of linear equations to solve a numbe
shuzhi2
- 拉格朗日插值算法 牛顿插值多项式,用于离散数据的拟合 高斯列主元消去法,求解其次线性方程组-Lagrange polynomial interpolation Newton interpolation algorithm for discrete data, fitting out PCA Gaussian elimination method, followed by solving linear equations
LZYGSXY
- 数值分析课程必备的算法:列主元高斯消去法算法。有需要的同学下载-Numerical analysis courses required algorithms: PCA out Gaussian elimination algorithm. Those students in need to download
C++arithmetic
- C++常用的数值算法 例如: 高斯-赛德尔迭代法、 列主元高斯消去法、 拉格郎日插值多项式 等等…… 都是很不错的学习资料,希望能帮助到大家!-C++ Commonly used numerical algorithm such as: Gauss- Seidel iterative method, PCA out Gaussian elimination method, Lagrange interpolation polynomial and so on ... ..
NumericalAlgorithm
- 常用数值算法的C++源码,包括三次样条插值、二重积分计算、常微分初值问题数值解、Newton迭代法、列主元高斯消去法、逐次超松弛迭代法。-Numerical algorithm used in C++ source code, including the cubic spline interpolation, double integral, the ordinary differential initial value problem numerical solution, Newton it
6GAUS
- 用全选主元高斯消去求解n阶实系数方程组,算法比较简单-Select All PCA with Gaussian elimination for solving n-order real coefficient equations, the algorithm is relatively simple
Algorithm
- 方程求根的牛顿迭代法的算法和熟悉列主元高斯消元法解线性方程组的算法-Equation Roots of Newton' s iteration algorithm and PCA are familiar with out Gaussian elimination algorithm for solving linear equations
PRproject_lda
- 线性判别分析(LDA,全称Fisher Linear Discriminant Analysis)算法的C#实现源码,根据stprtool box for matlab中的LDA.m编写。用到MathNet库做相关的矩阵运算,使用zedgraph控制绘图。有简单的测试数据。- C# source code of linear discriminant analysis (LDA, full name of the Fisher Linear Discriminant Analysis) algo
teacher_fortran
- LU分解法 修正的LU分解法 高斯全选主元法 雅克比矩阵等算法-LU decomposition LU decomposition method modified Gaussian Select PCA Fnac other than the matrix algorithm
KPCA
- KPCA是一种基于核的主要成分分析,是一种由线性到非线性之间的桥梁。通过非线性函数把输入空间映射到高维空间,在特征空间中间型数据处理,引入核函数,把非线性变换后的特征空间内积运算转换为原始空间的核函数计算。 基本思想是通过某种隐士方法将输入空间映射到某个高维空间(特征空间),并在特征空间实现PCA。对该算法进行了详细的说明-KPCA is a kernel-based principal components analysis, is a bridge between the linear
eigenvectors
- 求矩阵特征值及其特征向量,图像处理中常常要用到,比如PCA算法求取主成分也可以结合。-Matrix eigenvalues and eigenvectors, often to use image processing, such as principal component PCA algorithm can also be combined to strike.
libsvm
- 常用流形学习算法, 程序中也包含了多种经典的模式识别算法,如MDS、PCA。-Manifold learning algorithm, the program also contains a variety of classical pattern recognition algorithms, such as MDS, PCA.-manifold method,流形学习算法,程序中也包含了多种经典的模式识别算法,如MDS、PCA。-Manifold learning algorithm, th
feature_stacker
- feather_stacker主要用于一个数据集提取多个特征时,对特征进行联合的算法。-In many real-world examples, there are many ways to extract features a dataset. Often it is beneficial to combine several methods to obtain good performance. This example shows how to use FeatureUnion to c
PCA
- PCA算法:通过将高维矩阵降维来压缩文件或是查询数据-PCA algorithm: by reducing the dimension of the high-dimensional matrix to compress the file or query data
pca降维
- pca数据降维算法,很好的解决数据灾难的问题。(PCA data dimensionality reduction algorithm, a good solution to the problem of data disaster.)
pca算法实现
- 通过Python实现了PCA数据降维的方法(The method of reducing the dimension of PCA data through Python)