How to vectorize the following piece of code by removing the two for loops?
2 Ansichten (letzte 30 Tage)
Ältere Kommentare anzeigen
clear all;clc
u=[3 4 30 50];% Desired Vector
b=u;
[R,C]=size(b);
P=C/2;
M=2*C;
xo=zeros(1,M);
for k=1:M
for i=1:P
xo(1,k)=xo(1,k)+1*exp(1i*((k-1)*(-pi/2)*sind(u(P+i))+((k-1)^2*pi/(16*u(i)))*cosd(u(P+i))^2));
end
end
xe=zeros(1,M);
for k=1:M
for i=1:P
xe(1,k)=xe(1,k)+1*exp(1i*((k-1)*(-pi/2)*sind(b(P+i))+((k-1)^2*pi/(16*b(i)))*cosd(b(P+i))^2));
end
end
%%%%%%%%%%%%%%%%%%
% MSE
%%%%%%%%%%%%%%%%%%
e=norm(xo-xe).^2/(M);
0 Kommentare
Akzeptierte Antwort
Torsten
am 17 Dez. 2023
Bearbeitet: Torsten
am 17 Dez. 2023
clear all;clc
u=[3 4 30 50];% Desired Vector
b=u;
[R,C]=size(b);
P=C/2;
M=2*C;
k = (1:M).';
i = (1:P);
xo = sum(1*exp(1i*((k-1).*(-pi/2).*sind(b(P+i))+((k-1).^2.*pi./(16*b(i))).*cosd(b(P+i)).^2)),2)
xe = sum(1*exp(1i*((k-1).*(-pi/2).*sind(b(P+i))+((k-1).^2.*pi./(16*b(i))).*cosd(b(P+i)).^2)),2)
%%%%%%%%%%%%%%%%%%
% MSE
%%%%%%%%%%%%%%%%%%
e=norm(xo-xe).^2/(M)
Weitere Antworten (0)
Siehe auch
Kategorien
Mehr zu Data Exploration finden Sie in Help Center und File Exchange
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!