I have two vectors x and y
x = 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 0.66
y = 0.051998 0.084698 0.117398 0.150098 0.182798 0.215498 0.248198 0.19 0.09 0.235118
I want to make the matrix [x,y] in such a way that x is in ascending, i.e., results should be
x = 0.1 0.2 0.3 0.4 0.5 0.6 0.66 0.7 0.8 0.9
y = 0.051998 0.084698 0.117398 0.150098 0.182798 0.215498 0.235118 0.248198 0.19 0.09
Any suggestions are apreciated and thankyou in advance for your help !!

 Akzeptierte Antwort

Voss
Voss am 16 Apr. 2022
x = [ 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 0.66 ];
y = [ 0.051998 0.084698 0.117398 0.150098 0.182798 0.215498 0.248198 0.19 0.09 0.235118 ];
[~,idx] = sort(x);
M = [x(idx); y(idx)]
M = 2×10
0.1000 0.2000 0.3000 0.4000 0.5000 0.6000 0.6600 0.7000 0.8000 0.9000 0.0520 0.0847 0.1174 0.1501 0.1828 0.2155 0.2351 0.2482 0.1900 0.0900

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Image Analyst
Image Analyst am 17 Apr. 2022
Slightly different but essentially the same
x = [0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 0.66];
y = [0.051998, 0.084698, 0.117398, 0.150098, 0.182798, 0.2154908, 0.248198, 0.19, 0.09, 0.235118];
% Sort (and replace) x and get the order in which it was sorted.
[x, sortOrder] = sort(x, 'ascend')
x = 1×10
0.1000 0.2000 0.3000 0.4000 0.5000 0.6000 0.6600 0.7000 0.8000 0.9000
sortOrder = 1×10
1 2 3 4 5 6 10 7 8 9
% Sort y using the same order as x used, replacing original y with new, sorted y.
y = y(sortOrder)
y = 1×10
0.0520 0.0847 0.1174 0.1501 0.1828 0.2155 0.2351 0.2482 0.1900 0.0900

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Gefragt:

am 16 Apr. 2022

Beantwortet:

am 17 Apr. 2022

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