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what does sin(pi*[-Fs:1/Fs:Fs] )mean?
Let's break it down into smaller chunks: This line creates a vector from -Fs to Fs with increments of 1/Fs vector = -F...
meer dan 11 jaar ago | 2
Button output in GUI
It seems like having all of the buttons share a callback is a good idea for this situation. One good way to share data betwee...
meer dan 11 jaar ago | 1
How can I reduce the time complexity of this matlab code.. Its taking lot of time to execute when an image is fed as input.
Also, try to avoid using |eval|. Look at this link to see why: <http://www.mathworks.com/matlabcentral/answers/51946-systemat...
meer dan 11 jaar ago | 0
Not enough inputs error
Pressing the "Run" button on this class runs |card| in the Command Window. This is being called with no inputs, but according to...
meer dan 11 jaar ago | 0
how can i append a matrix n times
You are looking for the |repmat| function. B = [1 2]; C = repmat(B,1,600) This will repeat matrix |B| for 1 row and...
meer dan 11 jaar ago | 1
| accepted
How we can calculate using MATLAB for small values?
You must first create an anonymous function to be able to evaluate the function like that: This means "f" is a function with ...
meer dan 11 jaar ago | 0
plotting multiple boxplots in the same figure window
Are you familiar with the SUBPLOT function? This may be what you are looking for… <http://www.mathworks.com/help/matlab/ref/s...
meer dan 11 jaar ago | 1
financial portfolio optimization using fmincon?
If you want the sigma passed into POPTIM to be also passed into PSIGMA, you do not need to specify sigma as an input parameter t...
meer dan 11 jaar ago | 0
reshaping data to fit contour plot requirements
This strongly depends on how the data in "z" is stored. If the first 31 values in "z" represent the values for x = 30 & y = 15:4...
meer dan 11 jaar ago | 0
| accepted
GUIDE Callbacks using function handles or strings
In the GUI's OpeningFcn, you can try: set(handles.object,'Callback',@cb) and just replace "object" with the actual tag o...
meer dan 11 jaar ago | 0
uipanel does not appear in GUI
The value for the FontSize property must be numeric, not a character string. Remove the single quotes around the _12_, and that ...
meer dan 11 jaar ago | 2
| accepted
How to output result to static text uicontrol?
This is likely not working because diff(f) is of type SYM, and the SET function is expecting a string of type CHAR. In order to ...
meer dan 11 jaar ago | 1
Subplot a matrix within a single Graph
For some random data of 40 rows, 4 columns, this plots a line plot data = rand(40,4); for i = 1:size(data,2) ...
meer dan 11 jaar ago | 0
How do I create a vector of 20 elements with the numbers 1,2,3,4,5 repeated four times?
You can create a smaller vector of the repeating entries and then repeat this vector with the REPMAT function for 1 row and 4 co...
meer dan 11 jaar ago | 2
adding folder to the path option
Adding a folder to the MATLAB path adds it only for the current MATLAB session. In order to save this path for a future MATLAB s...
meer dan 11 jaar ago | 1
uicontrol assigning values a a user defined date
A couple of things: # The switch/case algorithm you have there does not hold true for many of the months, e.g. there are 31 d...
meer dan 11 jaar ago | 0
User-Defined Function Help?
Please see the following related question/answer: <http://www.mathworks.com/matlabcentral/answers/53100#answer_64689>
meer dan 11 jaar ago | 0
how to automatically import multiple excel files, each contains 3D coordinates, into matlab?
The naming model that you suggest is not really the best way to name your variables. Consider the following: Get the list of ...
meer dan 11 jaar ago | 0
How to use find function to get log of the values?
Use logical indexing to accomplish this: A = [8 14 3; -13 1 42; -39 -8 15]; B = zeros(size(A)); Valid indices are...
meer dan 11 jaar ago | 0
| accepted
Not Enough Input Arguments
Your function defines 2 input arguments (w and theta_deg). When you run Mec134function, you must specify exactly two inputs, oth...
meer dan 11 jaar ago | 25
| accepted
Changing multiple structure vales
% Setup structure "S" S.a = 11; S.b = 22; S.c = 33; S.d = 44; % This is the list of fields in "S" that I ...
meer dan 11 jaar ago | 0