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Help with Basic 2D Contour Plot
Hi, don't use a loop. Use meshgrid: s=[0:1:3] t=[0:1:3] [X,Y] = meshgrid(s,t) Z =triarea(X,Y); contour(...

約13年前 | 0

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the question is: Create a function which finds the root of an equation numerically by using the following recursive formula :
Hi, why using symblic math when doing it nurmerically anyway? You can do this with plain MATLAB right away: f = @(x) e...

約13年前 | 0

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How can I create an executable file from function that need to "addpath" some folders and call one hundred functions and dll files?
Hi, start here: <http://blogs.mathworks.com/loren/2008/08/11/path-management-in-deployed-applications/> and VERY import...

約13年前 | 2

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How do I generate the first four polynomials?
Hi, what about: for i=1:4 P{i} = 1/(( 2^i)*factorial(i)) * diff(sym(['(x^2-1)^',num2str(i)]),i) end Since y...

約13年前 | 1

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can a function with no input arguments is possible to generate?
Hi, sounds like kf2 is NOT a function. It should be saved with the name kf2.m and should look like this: function output...

約13年前 | 2

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How to run a for loop every one second ?
Try this, function a = test a = timer('ExecutionMode','fixedRate','Period',1,'TimerFcn',@myfun); start(a); ...

約13年前 | 2

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"Maximum variable size allowed by the program is exceeded." When using the syndtable command
Hi, n_k is 64 so >>2^n_k ans = 1.8447e+19 and n is 72. The code calls zeros(2^n_k,n) which would ...

約13年前 | 0

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I can`t use data acquisition toolbox
Hi, most likly you use a 64bit MATLAB with a 64bit Data Acquisition Toolbox. The Simulink Library is based on the Legacy inte...

約13年前 | 0

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How to execute parallel functions ?
Hi, look at createTask and createJob. You create a Task for each file, let the worker process is and pass the data back to MA...

約13年前 | 0

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How to add a channel with session based interface?
Hi, it seems more like a programming mistake on your end. MATLAB is Case sensitive. Make sure you use the correct syntax: ...

約13年前 | 1

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Error while deploying excel add-in
Hi, thats an evil bastard of error. The error isn't located on the MATLAB side directly. # Make sure the correct mwcomuti...

約13年前 | 0

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ONLY load matfiles that contain a variable
Hi, you can use whos to see if there are any variables in the mat file and which ones: info = whos('-file','myfile.mat')...

約13年前 | 0

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Mex: out of memory mxCreateNumericArray
Hi, that works fine for me. I assume you use a 32bit MATLAB? The variable you create needs 960mb of memory in one piece which...

約13年前 | 1

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How do I extract a matrix from a .txt file?
Hi, if it has really that format a dlmread should do the job: A = dlmread('yourfile.txt',' '); So when copy pasting y...

約13年前 | 1

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Image Acquisition Toolbox - imaqtool gets only black images
Hi, in the case you are on Windows: The PacketSize field of the source object must match the value of the Jumbo Frames pro...

約13年前 | 1

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make MCR start up time fast?
Hi, thats not possible. The MCR closes when the exe terminates. Consider using .NET Remoting to let the MCR run all the ti...

約13年前 | 0

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Why is Matlab not abled to run this as a parfor loop?
Hi, MATLAB thinks a is a sliced variable and you get troubles with the indices here. I think in such a case its better to use...

約13年前 | 1

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how can i convert a file into a matrix?
Hi, you can always apply fileread to any file (and write it back with fopen,fwrite,flcose) but the main question will be: Wha...

約13年前 | 0

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Can't run level2 or level 3 BLAS routines with Maltlab on a VIA CPU
Hi, This error can be caused by a wrong setting for the environment variable BLAS_VERSION. Check for the existense of this va...

約13年前 | 0

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Generating dependent toolbox only used in matlab program
Hi, you can close your MATLAB, open it again (needed in order to return all licenses), run your code once and then use l...

約13年前 | 0

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running exe file with inputs
Hi, you can use the system command or the bang operator (!), e.g. !my.exe -flag1 value1 -flag2 value2 Or [a,b]...

約13年前 | 0

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call mexfile from sfunction
Hi, at least a mexCallMATLAB from the S-function should work. Or also runtime dynamic linking. See my post here: <http://w...

約13年前 | 0

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'inline' command at 'for' loop... can we?
Hi, yes it should be possible but its better to create some Anonymous Functions instead of using inline, e.g. f = cell...

約13年前 | 1

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using matlab to send strings to the STDIN of another console application
Sup :) MATLAB itself don't has a feature for that but .NET has: <http://msdn.microsoft.com/en-us/library/system.diagnostic...

約13年前 | 5

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Unprotect excel file from matlab
Hi, the error you get: Sorry, we couldn't find C:\Users\Cedric\Desktop\Learning GUIBook1.xlsx suggests a missing ...

約13年前 | 2

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how to integrate matlab generated dll into visual studio /C++
Hi, you need to explictily link against mclmcrrt.lib and also against myscript.lib. The mclmcrrt.lib is located in the C:\Pro...

約13年前 | 0

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convert a string vector to a vector of numbers
Hi, as long there are no [] in the string use textscan: textscan('1 2 3 4 6.3','%f','delimiter',' ') In the case ther...

約13年前 | 0

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Create multiple plots above each other
Hi, you dont need multiple axis. It's all about creating an "illusion". Abracadabra: x = 0:10:300; %generate nu...

約13年前 | 5

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If statement with multiple conditions
Hi, this ((blob(j,4)-50)<centroid(1)<(blob(j,4)+50)) wont work as you might think it will. You need to split it up into ...

約13年前 | 1

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Textscan Usage. One character in one cell.
Hi, >> fid = fopen('in.txt') >> data = textscan(fid,'%c') data = [5x1 char] >> fclose(fid) data is ...

約13年前 | 0

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