Matlab

Removing specific rows from a matrix
"Jacob " <jacob(a)collstrup.dk> wrote in message <hdrdbb$5qg$1(a)fred.mathworks.com>... Try this? for k = 1:size(indices,1) % in your example 3 temp = from; temp(indices(k,:),:) = []; A = temp; end Wait, it does work. I just screwed up with the variable names. That bit of ... 16 Nov 2009 06:50

Solving equation in Matalb
Hello everyone, i'm kind of a newbie at Matlab, one of my assignments is to solve an equation in Matlab using : 1. Newton Raphson Mathod 2. The Secant Method my function is f(x) = e ^ (6X^2 + aX +6) and i need the values that solve the equation f(x) = 1 how can I get the assign... 16 Nov 2009 10:07

How to correctly declare a JTree in Matlab ?
Dear All, I need to display some data architecture as a TreeView (like Windos Explorer) and have some return function to knwo which elements are currently selected by the user. I saw the uitree function in Matlab for such display settings but as it's undocumented an maybe not planed for next releases I prefer to... 16 Nov 2009 06:50

Modified saturation
How can i modify a saturation of the image and i want to modify the saturation based on this equation. Plz help me to solve. S(x, y) =1-(3/(R+G+B)[min(R,G,B)]) ---------------> 1 ~S(x, y) = S(x, y)/max(S(x, y)) Max(S(x, y)) =2*(0.5-I(x, y)), if ~I(x, y)>0.5 ---------> 2 Max(S(x, y)) =I(x, y)), Otherwise. --------... 16 Nov 2009 04:41

imresize error
Hi :) I am facing an error when using imresize. It seems to be giving me problems when dealing with binary images. The error message that comes out is: ??? X must be (Ny x Nx) in UINT8 format I am perplexed why this happens. an example code that I write is like this: a = imerad('pic.jpg'); b = im2bw(a); ... 16 Nov 2009 09:01

Matlab face detection code to c/c++ code
hello guys... I am in urgent need of something which can change my MATLAb code to C or C++ code. I have to run this C, c++ code in Code composer studio and feed the program into DSP emulator EVDM642. Code composer studio does not support MATLAB... So, its important to convert the code into C or C++.. This is my seme... 18 Nov 2009 08:55

Simulink OPC configuration
I receive the following errors when I try to select an OPC server in the OPC Configuration block: Cannot get Server List, Operation Returned Error using ==> opcmex The server process could not be started because the configured identity is incorrect. Check the username and password. The Add... dialog box lists... 15 Nov 2009 15:36

Error in MLE
I defined the normal pdf in M file as: function pdf=betapdf(x,a,b) pdf=1/(2*pi)^0.5/b*exp(-(x-a)^2/2/b^2); And simulate s with normal(0,1) N=2000 p=rand(1,N) s=norminv(p(1:N),0,1) Then mle but just get error: [phat,pci] = mle(s,'pdf',@betapdf,'alpha',.05,'start',[-1,0.5]); ??? Error using ==> stats\private... 16 Nov 2009 18:02

How to plot values while using Matlab optimization toolbox
Hi, I am using Matlab optimization tool box and I want to plot the value of the function being optimized as well as the value of its parameters. I want all the functions to be plot so I set: PlotFcns = {@optimplotx,@optimplotfunccount,@optimplotfval,.. @optimplotstepsize,@optimplotfirstorderopt}; My problem i... 15 Nov 2009 13:22

rayleighchan and mlseeq help....???
dear sir, 1. i'm facing a problem and i hope u can help me out as i've seen you previous posts in the related field. i'm using matlab built in function mlseeq(x,chcffs,const,tblen,opmode) function. (Equalize linearly modulated signal using Viterbi algorithm) where "chcffs " is channel coefficient 'vector' ... 1 Dec 2009 06:06