Sara
Los Alamos National Laboratory
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Feeds
Convert cell of strings to numbers
If your cell array includes only numbers, you can use cell2mat
meer dan 10 jaar ago | 0
how to write general code for generating points
You can write the for loop in the following way: for I=1:m x1 = LB(I)+(UB(I)-LB(I))*rand(500,1); X = [X x1];...
meer dan 10 jaar ago | 0
Speeding up matrix comparison within a loop (logical indexing???)
Without having any data to test it, I'd say you could do: for i=2:12 x = squeeze(imlab50(i,:,:,:)); outpu...
meer dan 10 jaar ago | 0
Doubt regarding ode45 plotting
ode45(@(t,x)DFG789(t,x,var_1),..... Then the function becomes: function dB = DFG789(Z1,B,var_1)
meer dan 10 jaar ago | 0
Storing data from for loop
Try replacing FileName(s) with FileName{s}
meer dan 10 jaar ago | 0
Recursive concatenation of cell arrays
Events_ext2 = Events_ext; i = 0; while i < numel(Events_ext2)-1 i = i + 1; if(Events_ext2{i+1}(1)-Events_e...
bijna 11 jaar ago | 0
| accepted
Plot single vector from 3D array
Try this: plot(squeeze(MyVar(1,1,:)))
bijna 11 jaar ago | 2
| accepted
horizontal lines in candle chart
x = [0 60]; ylev = [0 23.6 38.2]; % add all levels you want hold on; for i = 1:numel(ylev) plot(x,[ylev(i) ylev(...
bijna 11 jaar ago | 2
| accepted
Position of a data at Matrix
Given the matrix A [i,j] = find(A == max(max(A))
bijna 11 jaar ago | 1
| accepted
Writing Character Strings from Text file to CSV, Error using fprintf Function is not defined for 'cell' inputs
Use C = C{1} after the textscan command. But, why not using csvwrite later?
bijna 11 jaar ago | 0
Displaying a saved value in plot's textbox.
Replace: 'Area_s_s = ' with ['Area_s_s = ',num2str(a),'kJm^-3'] in the annotation. It's also better if you use ...
bijna 11 jaar ago | 0
save results in new struct
Here is how your code will look like: if true empty_max.cost=[] mymax=repmat(empty_max,[3,3,2,numel(A)]) for...
bijna 11 jaar ago | 0
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How to split columns up into different numbers of figures?
% This values are here just to show an example n = 7; % num A = zeros(10,n); for i = 1:n A(:,i) = i; end ...
bijna 11 jaar ago | 0
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Importing different sheets of an Excel Data
You can retrieve the name of the sheets in an excel file with xlsfinfo
bijna 11 jaar ago | 0
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plotting 2 vectors of different
with hold on. figure plot(x1) hold on plot(x2)
bijna 11 jaar ago | 1
| accepted
how use GUI outputs (variables) in another .m file?
If you just want to calc the result once you've inputted the values, you can do: In function pushbutton1_Calculate_Callback(h...
bijna 11 jaar ago | 0
Change positions of specific compoent based on conditions
Use the handles variable to carry around your values. In the opening function, do: handles.origin = ..... handles.prev =...
bijna 11 jaar ago | 0
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hello, i am new on matlab and i keep getting this msg : matrix dimensions must agree!! any help please? its line 28
Replace lines with this dV = kconst*dq ./ ( ( (kx0-x).^2+(ky0-y).^2+(kz0-z).^2 ).^0.5 ); V(ki)= sum(sum(dV)); % ca...
bijna 11 jaar ago | 0
Help needed with matrix in for-loop and output of matrix
With x,y column vectors: A = [x,y]; B = sortrows(A,1); unique_x = unique(B(:,1)); new_matrix = zeros(numel(unique_x),2...
bijna 11 jaar ago | 3
| accepted
Question
Zoom behavior in figure embedded in GUI
I have built a GUI that contains some axes and created a pushbutton to let the user zoom in and out of the image. I can't figure...
ongeveer 11 jaar ago | 2 answers | 0
2
answersMirror of countourf on X, Y axis
Look at the following example. If x and y start from 0, you can repeat the contour command 4 times. otherwise, you need to trans...
ongeveer 11 jaar ago | 0
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operands to the and && operators must be convertible to logical scalar
In find you need to use & not &&
ongeveer 11 jaar ago | 0
How can I save a string from a uicontrol edit box into a a part of my structure ?
You have to put your string into the handles structure as handles.s_Name = s_Name; and then save it with: guidata...
ongeveer 11 jaar ago | 0
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Pass Data between Gui`s
In GUI_1, store everything you need to share in handles, and call GUI_2 as: GUI_2(handles) This may go into a pushbutton...
ongeveer 11 jaar ago | 5
how to plot grid mapping for robot path planning ?
Adapt to your case the following script. I've colored the rectangles with facecolor, but you can eliminate that if you want just...
ongeveer 11 jaar ago | 0
Modifying files and merge files
fid1 = fopen('filewithdates','r'); fid2 = fopen('filewithhours','r'); fid3 = fopen('output.txt','w'); w...
ongeveer 11 jaar ago | 1
how to write this data in text file?
Try this: sets = rand(9,5) for i = 1:9 fprintf(fid,'%.2f ',sets(i,:) ); fprintf(fid,'\n'); end
ongeveer 11 jaar ago | 0
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How can I generate a grid schematic in MATLAB?
Take a look at the code. nrow and ncol will be your adjustable inputs. Now the code wait for the user to click on the image (gin...
ongeveer 11 jaar ago | 2
| accepted
GUIDE outputting a .txt file
Look up fopen, fprintf, and fclose. Your code will be something like this: fid = fopen('filename.txt','w'); fprintf(fid,...
ongeveer 11 jaar ago | 0
| accepted
How do I access files not added to my matlab path?
You need to provide to imread not just the file name but the full path. You can use fullfile to build it.
ongeveer 11 jaar ago | 0
