Matlab

Wrong results in Pdepe .m file for heat transfer in cylinder...HELP
Hello everybody. I am programming a .m-file that computes the temperature distribution in a cylinder that consists of 4 layers each one having different specific heat capacities / densities / thermal conductivities. The inner temperature is constant, whereas the outer wall is giving heat via conduction to the environ... 25 May 2010 03:43

malthusian model
hi, i want to put this function in matlab x(t)=x(o).exp(r.t) . how can i do it? ... 25 May 2010 03:43

How to hide the application icon in the taskbar?
I am engaged in Visual C++ development. I use matlab's dll file to embed spectrum to the VC. All functions work properly, but matlab icon will appear in the task bar, this will give the user feels strange. I want to know how matlab icon display in the taskbar? Thank you! ... 25 May 2010 03:43

Matrix
i'm creating a matrix 10*10 in which 50% of them needs to be filled with number 3 and remaining 50% can be filled in random from 0 to 2... please help... need some assistance... ... 25 May 2010 03:43

Integration step size in ode15s
Hi, For a differential equation of the form: dF/dh = Expression1 - Expression2 + Expression3/deltah where deltah is the integration step size, How do I use ode15s (which integrates with a variable step size). If I use it as below: [TOUT,YOUT] = ODE15S(ODEFUN,[0:deltah:TSPAN],Y0), and then use deltah in t... 25 May 2010 02:39

Segmented miltiple image (with Kmean cluster L*a*b)
hi... i've problem with my final exam i want to segmented multiple image (6 image), i've done to read multiple image with files = dir('*.jpg'); num = numel(files); images = cell (3,2); for k = 1:num images{k}=imread(files(k).name); end but i can't segmnted all image,..in workspace,only one image to... 25 May 2010 06:56

Ctrl-Shift-0 does not work for me.
"Kevin" <khung(a)fake.com> wrote in message <hg4n37$27k$1(a)fred.mathworks.com>... I am using matlab 2008a and windows vista home edition. I am in matlab command window and I hit Ctrl-Shift-0 (which is supposed to bring up the Editor). However nothing happens. Ctrl-0 and Ctrl-4 (which brings up the Help) w... 25 May 2010 01:34

Extracting distorted circles from image
I have an image with several "circles", they actually have some irregularities (bumps around edges, connections with neighboring circles, etc.). I would like to get a best fit of a circle to these shapes. I have seen the "Measuring the Radius of a Roll of Tape" demo, but I can't seem to figure out the best way to work ... 26 May 2010 08:02

about graphalgs.mexw32
Hi, everyone I am currently using the latest version of MATLAB to do some shortest-path calculation and the function 'graphshortestpath.m' worked just fine. But my boss wants me to migrate my codes to a lower version of matlab, which is matlab 7.0.4. Well, here is the question. I checked the release notes of matl... 25 May 2010 00:30

Logarithmic Bins for Histogram
I need to do a histogram with logarithmically spaced bins. The data ranges from 4.327e-24 and are as large as 4.924e-17. How can I choose a good size for the smallest bin and then do the rest of the bins from there? I imagine that I will be using histc because I have a clearly defined min and max value. I hope to... 25 May 2010 00:30