Matlab

Error while evaluating TimerFCN for timer 'timer-1'
Subject line is the error. Here's the breakdown: - I am using MATLAB to connect to CQG to retrieve trading data for stock and futures prices. CQG is a charting tool, and they provide a sample program that I can use from within MATLAB to connect and retrieve data. I've tested my simple GUI application and it wor... 21 May 2010 15:00

How to get a graphics.datatip object
Once I create a datatip in a subplot by mouse-clicking, I would like to then programmatically obtain a graphics.datatip object that points to that dattip. Is there a way to do so? ... 17 May 2010 20:13

svm help needed
please anyone have a matlab code or know commands i can use to make an svm "support vector machine" to make a recognition for digit pictures from zero to 9 or if anyone illustrate how can i write such a code because i don't have a very good experince in matlab & i need this code to complete a part of my gradutaion pr... 17 May 2010 16:53

GUI compiling problem
I am trying to compile a GUI and it goes well, but when I try to run the compiled version I get the following message: An error occurred in the callback : Calculadora('PB_1_Callback',gcbo,[],guidata(gcbo)) The error message caught was : Reference to unknown function or variable 'Calculadora' while evaluating ... 18 May 2010 11:27

Closing Excel doesn't work after saving
Dear All, This is a bit weird, but if I start up an Excel process, using the following: Excel = actxserver('Excel.Application'); invoke(Excel.workbooks,'Open',[PATH FILE]); and I do stuff like reading and writing data using the customized functions, downloaded from this site: xlsread1, xlswrite1 and the... 18 May 2010 09:14

forcing regression equation to zero
hi guys , probably didnt pose the right question. i trying to generate a regression equation for response (which is diurnal 24 hr concentration profile) and there are 5 (meteorological parameters) predictors with which i want to generate the regression equation. out of which one predictor has some zero value.. ... 19 May 2010 19:22

Data acquisition tool kit
Hello! Where can I download the data acquisition adaptor toolbox kit? Thank you. ... 19 May 2010 18:14

finding the second peak of 2D spectrum
hi all i would like to find the second peak of the fft2 output (2D).... i'm finding the max peak by using z = max(max(x)); thanks ... 17 May 2010 17:59

MATLAB Vs C
Hi, I am working on a project which involves large computations , right now I am using MATLAB but I want to improve computational efficiency. Some people suggested me to use C programming . I want to know is C really faster than MATLAb? If yes than by how much factor? I tried 4 sample codes just to compare the c... 17 May 2010 17:59

Split an X*1 cell of strings into an X*X cell of numbers.
I'm trying to take a variably sized data file with a variable sized header and turn it into two workable pieces of data, a textdata and a normal data, and I can't use the importdata or UIimportdata commands. My solution so far has been to parse the data file looking for the end of header mark, '*END*', and then sepa... 18 May 2010 11:27