Matlab

lsqcurvefit error
Hi: I am have a set of raw data of signal intensity along a distance, r and am trying to fit a specified equation to this data by manipulating the factor D, while keeping the rest constant. I am having trouble coming up with the code and keep getting an error saying "Failure in initial user-supplied objective functi... 4 Dec 2009 16:15

plotting multiple functions in same axis, 2D.
with a matrix equation:[1;2;3]=[4 5 6;7 8 9*x;10 11 12*x]*[a;b;c], where a,b and c are dependent variables whose value depends on the value of,x. If the values of x varies say x=1:0.001:4. How is the values of a,b and c plotted against,x, in the same axis. Best regard Wilson. ... 27 Nov 2009 12:10

convex hull intersection volume
Hi! I am new to matlab and I would like to know how can I in matlab deal with the union and intersection of a convex hulls or meshes? Thank you. Regards, Tania ... 27 Nov 2009 17:47

values saved to workspace while using Simulink
I've encountered a really strange problem while using Matlab 2006a. I'm trying to simulate an electrical model in Simulink, but everytime I run the simulation, a variable called "m" with a value of 1 appears in the workspace. The Simulink model itself does not save any values to the workspace. This is a problem because... 27 Nov 2009 06:38

Invalid MEX-file when running a Matlab standalone app
Hi, I can compile using Matlab 2009b I can even run my application,however, I got error out when trying to call "edge" function. see error below: \LOCALS~1\Temp\RT\mcrCache7.11 ate\imfilter_mex.mexw32':module not found Error in ==> imfilter at 335 Error in ==> edge at 393 I did included imfilter_mex.mexw32',... 4 Dec 2009 09:32

Electronic stethoscope output on MATLAB
Hi Me and my team are developing an electronic stethoscope for our final year project....We want to process and visualise the output in MATLAB like the signals from ECG are commonly done.....We are a little doubtful about certain things like: 1. By connecting to which card of the computer and using which intermediate... 4 Dec 2009 07:21

mcc copile error
Hello, when I use matlab under Ubuntu system to compile a program, it failed (see below reports). Could someone help me to figure the problem out? Thank you! The test.m is a simple test mfile: ------------------------------------------- function test( varargin ) a = varargin{1}; b = a + 1; disp( b ); ... 27 Nov 2009 05:33

4d pt representation in matlab
Hi, I am working on implementaion of apriori algorithm in matlab. In this context of item frequency counting , i need to write count no. for 4 item set . for examplehow in matlab pt (1 2 4 6) is visuallized Regards, Sneha ... 27 Nov 2009 05:33

Polar Plot: Set Radius Limits
I used polar.m to generate a plot. The radius ranges from 20 - 100, even though my data points are only from 60 to 100. Is there any way in which I can set limits to the radius of the plot? ... 26 Nov 2009 19:46

apriori algorithm
Dear all , plz...... can any one help my for the code of apriori algorithm. I AM IN URGENT NEED BYE ... 27 Nov 2009 08:50