matrix 相关的搜索结果 共有12个


Description: Create a matrix whose major diagonal element is 1 and other elements are 0. Syntax: eye(n1,n2) Note: The exmatrix,dimension,unit matrix


Description: Search for positions of non-zero members in a vector or matrix. Syntax: mfind(A, n) Note: The external librvector,matrix,non-zero


Description: Calculate the mean value within a matrix or a multidimensional marix. Sytnax: mmean(A, n) Note: An externalmatrix,multidimensional matrix,mean


Description: Normalize a matrix or a multidimensional matrix, during which the center value is 0 and the standard deviatmatrix,multidimensianl matrix,normalization


Description: Calculate the standard deviation on a matrix or a multidimensional marix. Syntax: mstd(A, n) Note: An extermatrix,multidimensional matrix,standard deviation


Description: Calculate sum on a matrix or a multidimensional marix. Syntax: msum(A, n) Note: An external library functiomatrix,sum


Description: Normalize a matrix or a vector. Syntax: norm(A) Note: The function normalizes a matrix or a vector by subtrmatrix,vector,normalize


Description: External library function; perform PCA on a matrix and return data for dimensionality reduction. Syntax: pcmatrix,pca,dimensionality reduction


Description: External library function; fit together matrices using PLS technique. Syntax: pls(A,Y,n)  Fit matrix A and matrix,pls,fitting,coefficient,number of principal components


Description: Return the rank of a matrix. Syntax: rankm(A) Note: The function returns the rank of matrix A. Parameters: matrix,rank