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
mehr als 10 Jahre vor | 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];...
mehr als 10 Jahre vor | 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...
mehr als 10 Jahre vor | 0
Doubt regarding ode45 plotting
ode45(@(t,x)DFG789(t,x,var_1),..... Then the function becomes: function dB = DFG789(Z1,B,var_1)
mehr als 10 Jahre vor | 0
Storing data from for loop
Try replacing FileName(s) with FileName{s}
mehr als 10 Jahre vor | 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...
fast 11 Jahre vor | 0
| akzeptiert
Plot single vector from 3D array
Try this: plot(squeeze(MyVar(1,1,:)))
fast 11 Jahre vor | 2
| akzeptiert
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(...
fast 11 Jahre vor | 2
| akzeptiert
Position of a data at Matrix
Given the matrix A [i,j] = find(A == max(max(A))
fast 11 Jahre vor | 1
| akzeptiert
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?
fast 11 Jahre vor | 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 ...
fast 11 Jahre vor | 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...
fast 11 Jahre vor | 0
| akzeptiert
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 ...
fast 11 Jahre vor | 0
| akzeptiert
Importing different sheets of an Excel Data
You can retrieve the name of the sheets in an excel file with xlsfinfo
fast 11 Jahre vor | 0
| akzeptiert
plotting 2 vectors of different
with hold on. figure plot(x1) hold on plot(x2)
fast 11 Jahre vor | 1
| akzeptiert
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...
fast 11 Jahre vor | 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 =...
fast 11 Jahre vor | 0
| akzeptiert
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...
fast 11 Jahre vor | 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...
fast 11 Jahre vor | 3
| akzeptiert
Frage
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...
etwa 11 Jahre vor | 2 Antworten | 0
2
AntwortenMirror 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...
etwa 11 Jahre vor | 0
| akzeptiert
operands to the and && operators must be convertible to logical scalar
In find you need to use & not &&
etwa 11 Jahre vor | 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...
etwa 11 Jahre vor | 0
| akzeptiert
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...
etwa 11 Jahre vor | 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...
etwa 11 Jahre vor | 0
Modifying files and merge files
fid1 = fopen('filewithdates','r'); fid2 = fopen('filewithhours','r'); fid3 = fopen('output.txt','w'); w...
etwa 11 Jahre vor | 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
etwa 11 Jahre vor | 0
| akzeptiert
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...
etwa 11 Jahre vor | 2
| akzeptiert
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,...
etwa 11 Jahre vor | 0
| akzeptiert
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.
etwa 11 Jahre vor | 0
