sum sum matlab
For very large matrices using sum(sum(A)) can be faster than sum(A(:)) : >> A = rand(20000); >> tic; B=sum(A(:)); toc; tic; C=sum(sum(A)); toc ...,如果 A 是向量，则 sum(A) 返回元素之和。 如果 A 是矩阵，则 sum(A) 将返回包含每列总和的行向量。 如果 A 是多维数组，则 sum(A) 沿大小不等于1 的第一个数组 ...
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 sum sum matlab 相關參考資料
whats the meaning of this statement average = sum ( sum ( x(:,:) ) ) n ...
average = sum ( sum ( x(:,:) ) ) / n / n;. is that whoever wrote the code knows very little about MATLAB. Assuming x is an n x n matrix, the code calculates the ... https://www.mathworks.com What are the ways to sum matrix elements in MATLAB? - Stack Overflow
For very large matrices using sum(sum(A)) can be faster than sum(A(:)) : >> A = rand(20000); >> tic; B=sum(A(:)); toc; tic; C=sum(sum(A)); toc ... https://stackoverflow.com 数组元素总和- MATLAB sum - MathWorks 中国
如果 A 是向量，则 sum(A) 返回元素之和。 如果 A 是矩阵，则 sum(A) 将返回包含每列总和的行向量。 如果 A 是多维数组，则 sum(A) 沿大小不等于1 的第一个数组 ... https://ww2.mathworks.cn Sum of array elements - MATLAB sum - MathWorks India
This MATLAB function returns the sum of the elements of A along the first array dimension whose size does not equal 1. https://in.mathworks.com Sum of array elements - MATLAB sum - MathWorks Australia
This MATLAB function returns the sum of the elements of A along the first array dimension whose size does not equal 1. https://au.mathworks.com Sum of array elements - MATLAB sum - MathWorks United Kingdom
This MATLAB function returns the sum of the elements of A along the first array dimension whose size does not equal 1. https://uk.mathworks.com Sum of array elements - MATLAB sum - MathWorks Deutschland
This MATLAB function returns the sum of the elements of A along the first array dimension whose size does not equal 1. https://de.mathworks.com Sum of array elements - MATLAB sum - MathWorks Italia
This MATLAB function returns the sum of the elements of A along the first array dimension whose size does not equal 1. https://it.mathworks.com Sum of array elements - MATLAB sum - MathWorks
This MATLAB function returns the sum of the elements of A along the first array dimension whose size does not equal 1. https://www.mathworks.com |