How to increase matrix size by inserting nan

Question

LISSA DUVVU 2020-2-10

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https://ww2.mathworks.cn/matlabcentral/answers/504627-how-to-increase-matrix-size-by-inserting-nan

评论： LISSA DUVVU 2020-2-10

I have a matrix of size 1x24, now i want to add nan's to that matrix in a order like from 1 to 59 i want nan and 60 is my first variable again from 60 to 119 nan and 120 is my second value, so that my final matrix size will be 1x1440

any help

thanks

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LISSA DUVVU 2020-2-10

Thank you

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Answer 1

KSSV 2020-2-10

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https://ww2.mathworks.cn/matlabcentral/answers/504627-how-to-increase-matrix-size-by-inserting-nan#answer_414767

在 MATLAB Online 中打开

Let A be your 1*24 array.

iwant = NaN(60,24) ; 
iwant(1,:) = A ; 
iwant = iwant(:) ; 

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Bhaskar R 2020-2-10

在 MATLAB Online 中打开

>> find(~isnan(iwant))
ans =
           1
          61
         121
         181
         241
         301
         361
         421
         481
         541
         601
         661
         721
         781
         841
         901
         961
        1021
        1081
        1141
        1201
        1261
        1321
        1381