Matlab

saving a png with a fixed size
I am having trouble saving a plot generated with imagesc. I am working on a terminal on a cluster with X graphics disabled. I create the image with imagesc(X), where X is a large mxn matrix, and would like to save the image as a png with dpi such that all the elements of the matrix are guaranteed to be visible. I... 30 Mar 2010 06:07

mex: Compilation error with mxArray
Using MATLAB 2009b and Microsoft Visual C++ 2008 (Express Edition), I created the DLL (first_lib.dll, first_lib.h and first_lib.lib) from MATLAB function (first.m) using mcc and I would like to call it in a C code. I am posting the complete code here with compilation erros while compiling the C code: Reported Error... 29 Mar 2010 15:50

matlab code for speed control of 3 phase induction motor using fuzzy logic controller
matlab code for speed control of 3 phase induction motor using fuzzy logic controller ... 29 Mar 2010 03:40

4nike4.com
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Acquire data from a Digital Table
Someone knows how to acquire data of a mousepen Genius 8x6 (Digital Table), I was looking for in the internet and I founded nothing, I need help with this? Thanks. ... 29 Mar 2010 01:31

Changing simulink parameters during execution via GUI
hi, I would like to know how to change simulink block parameters, such as the 'Value' parameter of a constant block during execution through a GUI. I'm not currently using real-time simulatio yet so it is just a original simulink model. I have tried using the set_param function, however, it give me the following err... 29 Mar 2010 01:31

new to pole-zero plot, zplane
Hi all, I tried to plot the pole-zero of the function 1/(s^2 + 2s + 1) by zplane([1], [1 2 1]). How come there are two zeros at 0+0j ? What do I missed? Thanks, cfy30 ... 29 Mar 2010 01:31

Video stream from an SRV1(Surveyor) ip camera
Hello, I am currently working with an IP camera (SRV1). http://www.surveyor.com/blackfin/ I am trying to get the video stream from this camera, to process on the video stream after that. How can I read/save and process on such a stream. The camera is reachable by its IP adress, and is not connected direct... 29 Mar 2010 00:26

symbolic maths
how can i solve the 5*x^3 +10*x^2-7*x+1=0.I can't find any example similar to this problem. Any help? ... 29 Mar 2010 12:28

Curve fitting
I have a dat file with the 1st column as X data and 2nd column as Y data. I have to fit the data in a format a1exp(t)+a2exp(t)+...(n terms) and then also get the coefficients a1,a2,a3...(n coefficients). How can I do that using matlab? ... 29 Mar 2010 09:06