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plot line in image via GUI?
in the gui you should force the axes that the plot command should be acting on by giving the plot command the axes handle, i.e. ...

14年以上前 | 0

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Clear image in GUI?
cla(handles.im1)

14年以上前 | 1

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nlinfit returns same values
do you get any warning messages? If your problem is not solvable - then nlinfit can appear to return the same values, do this...

14年以上前 | 0

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Read files in zip file without unzipping
have you seen <http://www.mathworks.cn/matlabcentral/newsreader/view_thread/257028 this> thread - you could try what it suggests...

14年以上前 | 0

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Making structure arrays programmtically.
you can make fields in a structure dynamically, i.e. yourStruct.(yourVariable) = value The fields in your structure ca...

14年以上前 | 1

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can this code be sped up?
you dont appear to initialize your Mat variable, i.e. Mat = zeros(n,m) This should make a big difference to start with

14年以上前 | 0

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stop executing commands in a loop
for i=1:length(x) [y]=firm(x1,x2); if isempty(y) continue end end

14年以上前 | 0

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sprintf or disp
As well as being more flexible, sprintf is also much faster than disp when joining strings together like you have shown. for ...

14年以上前 | 1

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.MAT variables to list box
help load help listdlg help csvwrite

14年以上前 | 0

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Figure window transitions (screen transitions - GUI design)
This is as close as I have got so far on this one: screenSize = get(0,'ScreenSize'); d = dialog ( 'WindowStyle', 'normal...

14年以上前 | 1

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Convert numbers in a 1x1 string to an array.
is your format fixed or is it variable (i.e. the amount of numbers you will have). Do you have a comma after the 1st 0 or is it...

15年弱前 | 0

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Stop exponential answers
to make it write the number you could do: format long g to actually round your number to the correct number of decimal place...

15年弱前 | 0

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How can I create a function which evaluate only strings which represent only mathematical functions?
Do you want a method of ensuring your end user can only generate valid matlab code which contains valid mathematical equations? ...

15年弱前 | 1

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Calling a GUI from excel and keeping it open
In your VBA code you could try the option Application.ScreenUpdating = False I have no experience of running matlab fro...

15年弱前 | 0

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How can I display plot edit toolbar on my gui?
help propertyeditor

15年弱前 | 0

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getting input
help input

15年弱前 | 0

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How do multiply all elements inside a for loop by an array
a=2; b= [1 2 3]; d=[10 20 30]; c=a*b; y=zeros(3,3); for ii=1:length(c) y(ii,:) = d(ii)*c; end

15年弱前 | 0

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send data to an output file (.txt) using fprintf
fprintf ( fid, '%i', c1 ); % will write "120" to your file fprintf ( fid, '%i x%i', c1, i ); % will write "120 x1" that ...

15年弱前 | 0

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how to use file downloaded from matlab central
or: addpath ( 'yourDirWhereTheFilesAre' )

15年弱前 | 0

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format display in MATLAB R2007b
format long

15年弱前 | 0

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executing a program then loading results into the matlab GUI?
yes all of that is possible. I would advise that you have a look at these <http://www.mathworks.com/matlabcentral/fileexchange/...

15年弱前 | 0

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GUI ButtonDownFcn for clicking on axes
Why dont you just do: set ( h(1), 'ButtonDownFcn', {@mfile_1} ); set ( h(2), 'ButtonDownFcn', {@mfile_2} );

15年弱前 | 0

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How can I read ASCII delimited file, that its columns are seperated by more than one delimiter?
using low level commands you can read it as so: fid = fopen ( 'temp.txt', 'r' ); myMat = zeros(6,4); if fid ~= -1 ...

15年弱前 | 0

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Vectorize this for loop
did you use profile on profile viewer to ID where the time is lost? You could pull the sin(fecc*t) ...

15年弱前 | 0

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Using find() on a vector of objects
do you want: p = find ( [obj.x] == 1 ) if not, as suggested earlier can you show obj.x and the error message you get.

15年弱前 | 0

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Plots: Designing and Saving
help grid help ylim %use this to get y limits so you can plot ( [10 10], [ymin ymax] ) help title help xlabel ...

15年弱前 | 0

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Tab Panel
there is a number of example of the FEX, here is one for <http://www.mathworks.com/matlabcentral/fileexchange/1741 example>

15年弱前 | 1

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checking if struct exists, GUI related
using getappdata without specifying the variable name will return a structure with all data as fields in it.

15年弱前 | 1

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Stop Command Window Scrolling on Drag and Drop
multi select them and run them all at once by hitting enter. Dont know of any way to "stop" the item being added to the bottom ...

15年弱前 | 0

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problem with matlab when executing the same program twice?
are you using a mex function or a dll? If so it could be that one of those has a memory leak? Meaning that clear all is nto ac...

15年弱前 | 0