Matlab

GUI data in variable
Dear Mathworks I made a GUI for my internship project, now I'm loading data from a .mat file into my GUI which works fine. However one of my settings figures uses a variable in which the information of the GUI is stored. img.Button(1).button = uicontrol(........) img.Button(2).button = uicontrol(.......) etc. ... 27 Apr 2010 12:09

simpowersystems error: input argument'event' undefined
doing the initial simpowsys example - upon entering the parallel RLC branch, I get a message (I have named the circuit 'ckt1,' the Parallel branch 'Zeq') " Error due to multiple causes" then 7 copies of the following: "->Input argument is undefined" messages ... "-> Error Evaluating "MaskCallback" callback of paral... 27 Apr 2010 12:09

anovan error
I'm getting an error using anovan that doesn't make sense to me. When I enter: age_grp = [1 1 1 1 2 2 2 2]; order = [1 1 2 2 1 1 2 2]; X = [3 2 3 4 4 6 7 5]; p = anovan(X, {age_grp, order}) I get the error: ??? Undefined function or method 'anovan' for input arguments of type 'cell'. But these aren't cel... 27 Apr 2010 12:10

convert image from webcam from rgb to grayscale in real time!
Hi forum! As I said in the subject of my post I want to process in real time the images that are being grabbed by my webcam. I did this in c++ using the openCV library but now I want to do this in Matlab. In this link ( http://www.mathworks.com/support/solutions/en/data/1-1CBPW/index.html ) I learned how to do a GUI... 26 May 2010 09:08

Increasing the no of significant figures in plot
Hi I am trying to plot a high frequency data which is sampled using 100 MS/s. Rise time of these pulses will be of the order tens of nano seconds. Matlab plot has only four figures after the decimel point. So I could not able to read from the plot.Is there any way to increase the digits after the decimal point ? ... 27 Apr 2010 12:10

Why can i nnable to connect with Lecroy Oscillopcopes?
I work in trial mode with matlab. I want to connect a LeCroy Waverunner oscilloscope to a PC and I get the same error described above http://www.mathworks.in/matlabcentral/newsreader/view_thread/256256 What did you mean with: You will see that the driver tries to communicate with the instrument to get various set... 27 Apr 2010 11:01

Steam turbine simulation in simulink
"Vitaliy Churilov" <churilov444(a)hotmail.com> wrote in message <gort1i$66p$1(a)fred.mathworks.com>... Good day all, I am looking to simulate a thermodynamic process that has all the same components of the Steam turbine. Does Simulink has such capacity? if yes, what add on will i require, if any? Thank you... 27 Apr 2010 11:01

NRZ spectrum
Hello: I`m trying to obtain the spectrum of a pseudo random binary sequence because I want to compare it with an ideal one. I obtain the data of simulink and use the fft function but I don`t obtain a good result. Please, can anyone tell me how can I obtain the spectrum of a PRBS with a concrete number of bits? ... 27 Apr 2010 11:01

Indexing into a structure
Hi, I have a question about indexing into a structure. I Searched for the answer on web but wasnt successful, hence the post. I have a structure defined as follows global one; % define structure for body one one.L = 1; % Half length of the body one one.x = zeros(1,length(time)); % allocate space for x posit... 27 Apr 2010 12:10

Matlab 2008b does not see Coreco frame grabber card
I have a NI-1430 frame grabber card installed as well as Coreco X64-CL on the same PC (win XP). NI card works well with Matlab. but Coreco card is not seen by Matlab by runnung imaqhwinfo. I test this card with CamExpert (Another image acquisition tool by Coreco/Dalsa). Is there any trick that I have to do so that M... 27 Apr 2010 11:01