Matlab

make a simulator for a mobile robots
hi, i'm working on a mobile robot wich have 4 contacts with the ground (four wheels like a vehicle) and i've already elaborate all the dynamic equations of this mobile robot. So the question is that i want to simulate these dynamic equations and also to illustrate in 3D the movement of this robot. Actually i'm wor... 31 Mar 2010 09:50

bandstop filtering
Hii, I have a signal with 5000Hz sampling rate. I have to filter out frequencies b/w 10 to 12 Hz. I need to use bandstop frequency.I tried using sptool by designing the filter I require. once I design the filter and load the signal, when I try to apply another signal is produced, I am not able to understand what this n... 31 Mar 2010 23:15

WBC Cell Segmentation
Hi I need to separate the WBC(white blood cells) from the RBC and other components in an blood smear microscope image. How can I do that using image segmentation technique. I need only the blue stained WBC. Image link is: http://www.healthsystem.virginia.edu/internet/hematology/HessEDD/MalignantHematologicDisorders... 20 Apr 2010 15:56

roc curve and cross-validation??
hi, please look at the AUROC following function. The idea here is to use the following function with a three crossvalidation procedure. The AUROC is: %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% function auc=AUROC for i = 1:3 % 3 cross validation test = (indices == i); train = ~test; svm... 24 Apr 2010 01:35

handling two figures in GUI
hi all, I have one figure there i have some push buttons(for numbers)...And i have one more figure in that i have edit box. So if i press push buttons in one figure the edit box in another figure should update according to those push buttons actions... But i am unable to handle the figure which is having edit ... 31 Mar 2010 08:43

How to control the Colorbar/Colormap?
Hi Everyone, I have a problem with controlling color range in the colorbar. I tried several ways but couldn't find out the solution. Any helps would be greatly appreciated. A simple example of my problem is as follows. I want to plot the following graph: x=1:1:100; y=1:1:100; color=1:1:100; scatter(x,y,500,co... 31 Mar 2010 10:57

plotyy and timeseries
Hi Does anyone know how to use plotyy with timeseries? on 2 seperate axes? or plot with 2 seperate axes for the timeseries object? thanks, -ken ... 31 Mar 2010 08:43

Fminsearch with several variables?????
Hello, I have a big problem. I am doing an optimization problem on a syncronous machine, matlab coupled with FEMM 4.2. I am using --fminsearch-- as function for optimization, but the problem is that I can only input one value to be modified : @(rad_mag) [M,fval,exitflag,output]=@(rad_mag) (fminsearch(@(rad_mag) ... 31 Mar 2010 10:57

Image convolution, low & high pass filters
Hi there, I am trying to make low and high filters using the code below. I'm starting with a 253x238 grayscale image I which I converted to type double -- very similar to this one: http://www.scientificamerican.com/media/inline/blog/Image/MRI_head_side.jpg The low pass and high pass kernals are shown... % Low ... 31 Mar 2010 13:13

Online Teaching Opportunity
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