Matlab

Ridge regression for polynomial fitting
Hello, I wish to use ridge regression to learn a mapping between data that is of 100 dimensions and another that is of 22 dimensions. Before I can do this, I need to gain a better understanding of ridge regression and how it is used within matlab, so I am trying to use ridge regression in the simple case of poly... 4 Jul 2010 13:21

What is the problem with my equalizer?
Hi Everybody, I am a graduated student and not good at simulink. I did a simulink model with using the below blocks in the same order *Bernoulli Data Generator *QPSK Modulator *Multipath Rayleigh Fading Channel *AWGN Channel *DFE Adaptive Equalizer(LMS algorithm) *QPS Demodulator *Error Rate Calculation the p... 5 Jul 2010 15:32

for loop output
hi how would i use the for loop output to get the best value .. ie for i = 1:15 for k = 1:15 tt = (a(i) + b) / y(k)); result = (tt *2) +1; end end what i need is to be able to save the min value of ( result ) also the values of ( a ) and ( y ) where the min value of ... 27 Jun 2010 18:18

Code request
Will u please post the matlab code that has been used for the webinar DSP using Matlab ... 27 Jun 2010 16:06

date to unix seconds from epoch
Hi, I want to convert a date into 'seconds from epoch(00:00:00 1 January 1970)' for example, if date = 2007/06/20 seconds from epoch = 1182312000 Here i consider by default the time of the desired date as 00:00:00 of 2007/06/20. Thanks in advance. ... 27 Jun 2010 23:46

hiiiiiiiiiiiiiiiiiiiiiiiiiiiiii
: Islam is an Arabic word, it means that you totally surrender to God, and worship Him only. Here also I must explain what does worship means? It doesn't mean that you only pray, its meaning is much much wider, to worship God is that you look at Him as your ONLY master, no other master controlling you, so He is t... 27 Jun 2010 13:54

Help with Savitzky-Golay in OMR solution
Hi, I am working now on my OMR project. I am capturing document images from camera and I have a problem with uneven illumination. I have found document describing correction of uneven illumination: http://www.comp.nus.edu.sg/~tancl/Papers/DocEng2007/fp03-lu.pdf I would like to use this proposed method in matlab 7.7... 6 Jul 2010 03:33

Help in hieratical clustering in matlab
Hi, I have the segments data say 70 segments and each segment is a matrix so the data I have is in form of struct. My problem that I want to compute the proximity matrix ( distance) How it could be done? ... 27 Jun 2010 12:48

A pdsimul function working example.
Hello, I am interested in running a simple working example of the 'pdsimul' function. So far I have managed to define an affined parameter dependent system via the use of 'psys' function. In particular, I wrote: p = pvec('box', [1 3; 2 5]); affsys = psys(p, [S0, S1, S2]); where S0, S1 and S2 are system m... 27 Jun 2010 11:43

Find factors, urgent
Hi, everybody: Good day, I got a question for finding factors in a nonlinear equation such as: A=B*(C+x)^(1+y)+D*(E+z)^2+F The letters: A,B,C,D,E,F are known as measured array. The question is: which Matlab function (or solutions) can be used to find the best variables (x, y, z) that are suitable for all of the ... 27 Jun 2010 16:06