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X and Y coordinate extraction from a vector

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mahesh bvm
mahesh bvm on 29 Oct 2018
Commented: KSSV on 30 Oct 2018
I have a vector which represents displacement over time. Its a 7116 by 1 matrix. How do i extract the x and y coordinates from this.
  2 Comments
KSSV
KSSV on 29 Oct 2018
You have only displacement ..values...how do you expect to have (x,y) positions? You can only get the indices....if it is okay..attach the data.
mahesh bvm
mahesh bvm on 29 Oct 2018
This is the data. Please take a look into it.

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Answers (1)

KSSV
KSSV on 29 Oct 2018
[num,txt,raw] = xlsread('displacement.xls') ;
x = 1:length(num) ;
plot(x,num) ;
  2 Comments
KSSV
KSSV on 30 Oct 2018
mahesh bvm commented: It works! Thank you so much. May I know the difference between the data coded in 'num' and 'raw' outputs. I did go through the xlsread but could not understand it clearly.
KSSV
KSSV on 30 Oct 2018
num gives you only numeric data.
txt gives you only text data.
raw gives you entire data in a cell array.
Thanks is accepting/ voting the answer.

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