Mask with a for loop

3 vues (au cours des 30 derniers jours)
Alexya
Alexya le 7 Mar 2023
Modifié(e) : Matt J le 7 Mar 2023
I wrote this code that is finding the data i want to remove, i dont know how to mask to remove it from the original vector
vec = [2 3 0 0 7 8 0]
the answer is supposed to be [2 0 0 7 0]
but im getting [3 8], the opposite of what I want, how do i mask to flip this
function [newVec] = removeData(vec)
newVec = [];
for x = 1:length(vec) %don't have to go backwards because we aren't deleting
if vec(x) ~= 0 && vec(x + 1) == 0%checking for not evens
newVec = [newVec vec(x)];
end
end
end

Réponses (3)

David Hill
David Hill le 7 Mar 2023
removeData([2 3 0 0 7 8 0])
ans = 1×5
2 0 0 7 0
function [newVec] = removeData(vec)
newVec = zeros(size(vec));
for x = 1:length(vec) %don't have to go backwards because we aren't deleting
if vec(x) ~= 0 && vec(x + 1) == 0%checking for not evens
newVec(x)=1;
end
end
newVec=vec(~newVec);
end

Matt J
Matt J le 7 Mar 2023
Modifié(e) : Matt J le 7 Mar 2023
removeData([2 3 0 0 7 8 0])
ans = 1×5
2 0 0 7 0
function newVec = removeData(vec)
newVec = vec;
newVec( vec(1:end-1) & ~vec(2:end) ) = [];
end

Voss
Voss le 7 Mar 2023
removeData([2 3 0 0 7 8 0])
ans = 1×5
2 0 0 7 0
function vec = removeData(vec)
x = 1;
while x < numel(vec)
if vec(x) ~= 0 && vec(x + 1) == 0%checking for not evens
vec(x) = [];
else
x = x + 1;
end
end
end

Catégories

En savoir plus sur Loops and Conditional Statements dans Help Center et File Exchange

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by