skipping elements of a row vector

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basma alshaibah
basma alshaibah 2019-4-14
回答： madhan ravi 2019-4-14
hello,
i have a row vector of 200 elements and i want to sum the first 10 values, skip the next 10 , then add the third set of 10 and it goes on until i reach the element 200
any idea on how to do that?

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回答（1 个）

madhan ravi
madhan ravi 2019-4-14
idx=reshape(1:200,10,[]); % a is your row vector
sum(a(idx(:,1:2:end)))

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