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How to delete cell entries with an index vector
Hi! Are you sure that b is not longer than size(1) of A? Is b really a logical vector with true or false? I have no problem i...
How to delete cell entries with an index vector
Hi! Are you sure that b is not longer than size(1) of A? Is b really a logical vector with true or false? I have no problem i...
10 years 前 | 0
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check if numbers exist in a structure field
Hi! You may write m = [files(1,1).day(:).median]; to get a vector of all values in 'day'. Then you can use ismember/...
check if numbers exist in a structure field
Hi! You may write m = [files(1,1).day(:).median]; to get a vector of all values in 'day'. Then you can use ismember/...
10 years 前 | 0
已回答
Convert Char to Cell
Hi! It seems you want to do: ListCell = num2cell(List); NewCol = size(List, 2) + 1; for n = 1:size(Table, ...
Convert Char to Cell
Hi! It seems you want to do: ListCell = num2cell(List); NewCol = size(List, 2) + 1; for n = 1:size(Table, ...
10 years 前 | 0
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Can I use a for loop in the condition statement of an if branch??
Can you give an example? As far as I understand you have some values in your array that must match some condition. You may write...
Can I use a for loop in the condition statement of an if branch??
Can you give an example? As far as I understand you have some values in your array that must match some condition. You may write...
10 years 前 | 0
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optimize inefficient piece of code
Hi! You can of course avoid the loop with p3(1:3, ind==1) = p1(:, ind==1); p3(1:3, ind==2) = p2(:, ind==2); This a...
optimize inefficient piece of code
Hi! You can of course avoid the loop with p3(1:3, ind==1) = p1(:, ind==1); p3(1:3, ind==2) = p2(:, ind==2); This a...
10 years 前 | 0
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已回答
Save data from a loop with a negative variable
Hi! Make a table like tt = -5:5; Access your variable with index -3 like V(tt==-3) PS: you should not dou...
Save data from a loop with a negative variable
Hi! Make a table like tt = -5:5; Access your variable with index -3 like V(tt==-3) PS: you should not dou...
10 years 前 | 0
已回答
Plot the streamlines and pressure for flow around a rotating cylinder
Hi! Please use the code formatting for pasting code, thanks! And what is the question? What did you do? Where does the cod...
Plot the streamlines and pressure for flow around a rotating cylinder
Hi! Please use the code formatting for pasting code, thanks! And what is the question? What did you do? Where does the cod...
10 years 前 | 0
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How to calculate the average without taking zeros values?
Hi! for n = 1:size(Y, 1) Average(n) = mean(Y(n, (Y(n, :) ~= 0))); end
How to calculate the average without taking zeros values?
Hi! for n = 1:size(Y, 1) Average(n) = mean(Y(n, (Y(n, :) ~= 0))); end
10 years 前 | 1
已回答
Selecting only some rows of a matrix
Hi! So, what is "i"? Did you mean ":"? I assume ":" here. Start by looking at the first criterion, you can write crit...
Selecting only some rows of a matrix
Hi! So, what is "i"? Did you mean ":"? I assume ":" here. Start by looking at the first criterion, you can write crit...
10 years 前 | 0
已回答
Use regexp in Matlab to return the value of a variable from a text file
Hi! Maybe there is no need for a regexp. Read in the file, separate all lines at "=" and find the desired variable in the lef...
Use regexp in Matlab to return the value of a variable from a text file
Hi! Maybe there is no need for a regexp. Read in the file, separate all lines at "=" and find the desired variable in the lef...
10 years 前 | 0
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How can i scan Column A in a matrix and if its true to have it average values in Column C
Hi! So you already imported your data into matlab? What kind of matrix do you have? Is it a cell array with strings in the fi...
How can i scan Column A in a matrix and if its true to have it average values in Column C
Hi! So you already imported your data into matlab? What kind of matrix do you have? Is it a cell array with strings in the fi...
10 years 前 | 0
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How to plot a subset of triangles after DelaunayTri
Hi! If you have a triangulation you can of course plot specific triangles (if you know them) with TRI = dt.Triangula...
How to plot a subset of triangles after DelaunayTri
Hi! If you have a triangulation you can of course plot specific triangles (if you know them) with TRI = dt.Triangula...
10 years 前 | 1
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How can I transform a number to string with space using num2str?
Hi! Maybe this way? num = [1000; 1001]; % numeric part numpart = arrayfun(@(x) sprintf('%2d', mod(x,100)), num, 'U...
How can I transform a number to string with space using num2str?
Hi! Maybe this way? num = [1000; 1001]; % numeric part numpart = arrayfun(@(x) sprintf('%2d', mod(x,100)), num, 'U...
10 years 前 | 0
| 已接受
已回答
Activate radio button from another radio button
Hi! Usually the first argument is the handle to the object whose callback you are calling. You can get this from <http://www....
Activate radio button from another radio button
Hi! Usually the first argument is the handle to the object whose callback you are calling. You can get this from <http://www....
10 years 前 | 0
| 已接受
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A game like "simon"
Hi! Some hints to get you started: * You can get the player's name using "input". * Make a loop from 1 to, let's say, 100...
A game like "simon"
Hi! Some hints to get you started: * You can get the player's name using "input". * Make a loop from 1 to, let's say, 100...
10 years 前 | 0
已回答
MATLAB Data from loop not saved
Hi! You can not use doubles as indices. Do instead: Res_E = logspace(0,2,100); for B = 1:length(Res_E); Tens =...
MATLAB Data from loop not saved
Hi! You can not use doubles as indices. Do instead: Res_E = logspace(0,2,100); for B = 1:length(Res_E); Tens =...
10 years 前 | 0
| 已接受
已回答
How to avoid setting of local directory as search path on startup?
Hi! Use the matlab startup script <http://www.mathworks.com/help/matlab/ref/matlabrc.html?searchHighlight=matlabrc matlabrc> ...
How to avoid setting of local directory as search path on startup?
Hi! Use the matlab startup script <http://www.mathworks.com/help/matlab/ref/matlabrc.html?searchHighlight=matlabrc matlabrc> ...
10 years 前 | 0
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Creating Dynamic Vector in Matlab GUI
Hi! Use a cell array for your file names (strings). Each time you upload a new image you add one cell to the array. After tha...
Creating Dynamic Vector in Matlab GUI
Hi! Use a cell array for your file names (strings). Each time you upload a new image you add one cell to the array. After tha...
10 years 前 | 0
已回答
How to find first nonzero element/first '1' per row and set other elements to zero without loops in 3D Matrix
Hi! Why don't you want loops? It is the easiest way. Try this: ix = 1:size(A, 1); % loop over al columns for col =...
How to find first nonzero element/first '1' per row and set other elements to zero without loops in 3D Matrix
Hi! Why don't you want loops? It is the easiest way. Try this: ix = 1:size(A, 1); % loop over al columns for col =...
10 years 前 | 0
已回答
Change color of points
Hi! Look at the help of <http://www.mathworks.com/help/matlab/ref/plot.html plot>. You may give a LineSpec there.
Change color of points
Hi! Look at the help of <http://www.mathworks.com/help/matlab/ref/plot.html plot>. You may give a LineSpec there.
10 years 前 | 0
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Reformatting cell arrays of cell arrays
Hi! Try C{1, 1} = {'11'; '12'}; C{2, 1} = {'21'; '22'}; C{3, 1} = {'31'; '32'}; Rows = 3; Colu...
Reformatting cell arrays of cell arrays
Hi! Try C{1, 1} = {'11'; '12'}; C{2, 1} = {'21'; '22'}; C{3, 1} = {'31'; '32'}; Rows = 3; Colu...
10 years 前 | 0
| 已接受
已回答
Problems when using textscan to read csv files
Hi! Even if the question is already answered, my suggestion is % read in file fid = fopen('myfile.csv'); FC = text...
Problems when using textscan to read csv files
Hi! Even if the question is already answered, my suggestion is % read in file fid = fopen('myfile.csv'); FC = text...
10 years 前 | 0
已回答
Slow debugging for long scripts
Hi! You can try to disable the code analyzing feature under "File -> Preferences -> Code Analyzer". Writing should not be del...
Slow debugging for long scripts
Hi! You can try to disable the code analyzing feature under "File -> Preferences -> Code Analyzer". Writing should not be del...
10 years 前 | 0
已回答
To eliminate the lines begin with "%"
Hi! Read in your file: % read in a file fid = fopen(FileName); FC = textscan(fid, '%s', 'delimiter', '\n'); fcl...
To eliminate the lines begin with "%"
Hi! Read in your file: % read in a file fid = fopen(FileName); FC = textscan(fid, '%s', 'delimiter', '\n'); fcl...
10 years 前 | 1
| 已接受
已回答
how can I print out all the variables of my code?
Hi! Just look at your "Workspace", it can be found in the menu bar. Or type "who" in command window.
how can I print out all the variables of my code?
Hi! Just look at your "Workspace", it can be found in the menu bar. Or type "who" in command window.
11 years 前 | 1
| 已接受