Finding the mean value for five maximum number in matrix

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Ali Noori
Ali Noori 2015-1-20
评论： Star Strider 2015-1-20
Hi guys, I have (1*9) matrix below, I 'd like to calculate mean value for max 5 number in this matrix can anyone help me?
Regards

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采纳的回答

Star Strider
Star Strider 2015-1-20
This works:
x = [20 19 1 20 21 22 4 2 1];
xs = sort(x,'descend');
max5mean = mean(xs(1:5))
produces:
max5mean =
20.4

更多回答（1 个）

Chad Greene
Chad Greene 2015-1-20
编辑：Chad Greene 2015-1-20
X_sorted = sort(X);
mean5 = mean(X_sorted(1:5),'descend');

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