caculate euclidean distance between columm in matrix

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Dung Tran Hoang
Dung Tran Hoang 2020-4-22
回答： KSSV 2020-4-22
i have a matrix like this
[2 -1 3 1;
-1 -3 2 3;
3 2 -3 6;
1 3 6 1]
anyone know how to caculate euclidean distance between first columm and the last columm in the matrix

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KSSV
KSSV 2020-4-22
Let A be yout matrix...
C1 = A(:,1) ; C2 = A(:,end) ;
dC1 = diff(C1) ;
dC2 =diff(C2) ;
d = sqrt(dC1.^2+dC2.^2) ;

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