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how to import multiple file and calculate a mean?
I have this code which works fine. it take one file and reshapes into matrices to plot a contour. i now want multiple files to i...

más de 3 años ago | 1 answer | 0

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Question

How do I make an average of points ?
Hi, say I have an 11*10 matrix and for every point in the 6th row, I want matlab to take an average of the surrounding points an...

más de 3 años ago | 2 answers | 0

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Question

How do I rotate contour plot?
I want this contour image to have the wake moving from left to right with y, along the x axis, and conversely x along y. I've ma...

más de 3 años ago | 1 answer | 0

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Question

reshape a column vector in a row-wise direction?
if I have column vector A= 1;2;3;4;5;6;7;8;9;10 how do I get matlab to reshape it in the row wise direction so it becomes ...

más de 3 años ago | 1 answer | 0

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Question

how do i write a for loop to eliminate point under a certain value?
hi, i want to omit all points under a certain value for a series of plots as shown. would it be something like for i=100:...

más de 3 años ago | 1 answer | 0

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Question

how to calculate rms of fluctuation velocity
I have an m*n*a matrix of my fluctuation velocity where a is the number of imported files which gives me a time series of veloci...

más de 3 años ago | 1 answer | 0

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Question

rotate my countour plot without changing the axes
I have this plot which is fine, although, I want to rotate it 180 degrees; I tried the rotate function but get the following. ...

más de 3 años ago | 2 answers | 0

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Question

Why was my code working then error message appears?
ive been using this code to run perfectly, but all of a sudden I get an error in the plotting that i dont understand can anyone...

más de 3 años ago | 1 answer | 0

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Question

how to create a mean velocity matrix from multiple .dat files and plot the mean profile?
I have a folder of x no of *.dat files. So far I've imported 1 file and reshaped the columns to get matrices for each column. e...

más de 3 años ago | 1 answer | 0

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How do i use for to populate matrix
hey, thanks resolved it before. works fine now

más de 3 años ago | 0

Question

obtain matrix for multiple files
I have this code which reshapes column vectors from the file 'B00049' into 4 different matrices for x y u v now i want to scale ...

más de 3 años ago | 0 answers | 0

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Question

How do i view the velocity profile
I have this code which has reshaped column vectors into matrices, i now want to find the velocity profile for x,y,u,v how do i d...

más de 3 años ago | 1 answer | 0

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Question

How do i use for to populate matrix
iv'e run this code bust i get the error message below. Index exceeds matrix dimensions. Error in Import_dat_files (line 20) ...

más de 3 años ago | 2 answers | 0

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Question

How to build a matrix from information in multiple matrices
I have this file from which I made 2 separate matrices X and y using the 1st and 2nd columns. I now want to create a 3rd matrix ...

más de 3 años ago | 1 answer | 0

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Question

Pulling specific data from 2 different matrices, and starting a new matrix
I have a global matrix A of 4 column vectors and i've subsequently constructed 2 separate matrices X and Y from the 1st 2 column...

más de 3 años ago | 0 answers | 0

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Question

import sequential files using for loop and sprintf
i'm trying to import sequential files with filename format B00001.dat to B00050.dat. Im reading the 'sprintf' function but don't...

más de 3 años ago | 1 answer | 0

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Question

hoe to import *.dat file to matlab ?
i'm trying to import the *.dat file into matlab but, it seems to have worked but the numerical values haven't appeared as expect...

más de 3 años ago | 0 answers | 0

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Question

How to load this .dat file data into matrix format?
VARIABLES = "x", "y", "displacement-x", "displacement-y" ZONE T="Frame 0", I=214, J=134 6.000000 6.000000 0.868404 -6.4383...

más de 3 años ago | 1 answer | 1