I have a file in excel with varying data in x, y & z independent of each other. How do I surface plot these ?? The A column is X data (shown in black), Row 1 is Y data (shown in Red) and the Z data is found out for each corresponding values of X and Y experimentally(shown in blue).
I did import the X and Y data from excel to matlab, also one of the Z data (column B) But not the entire Z data (blue). Any suggestions.
Quest.png

Antworten (1)

KSSV
KSSV am 12 Jun. 2019

3 Stimmen

num = xlsread(myfile) ;
x = num(:,1) ;
y = num(1,:) ;
Z = num(2:end,2:end) ;
surf(x,y,Z) % if throws error trnspose Z

6 Kommentare

Aditya Chaugule
Aditya Chaugule am 13 Jun. 2019
Thanks, the Transpose worked !!
KSSV
KSSV am 13 Jun. 2019
Thanks is accepting and/or voting the answer ...:)
JEONGMIN KIM
JEONGMIN KIM am 9 Jun. 2021
thanks man
Hammad Masood
Hammad Masood am 7 Feb. 2022
I tried to do the above but got the following error,
Error using surf (line 71)
Data dimensions must agree.
Tried transposing but that isn't working also. Please help.
My file is also attached.
T = readtable('https://in.mathworks.com/matlabcentral/answers/uploaded_files/886870/SA.xlsx') ;
z = table2array(T) ;
surf(z)
sameer kumar
sameer kumar am 7 Feb. 2023
How to restrict boundary?

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am 12 Jun. 2019

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