Matlab

outline image object
Hi matlab-ers, Probably an easy one this, but I'm relatively new so here goes.... I've got a greyscale image where each pixel represents a number of counts. I want to outline an object in the image by clicking with the mouse, and output the total number of counts. Is "impoly" with "imshow" the best way? I'd like to... 29 Jul 2010 12:58

Modifying “boxplot”
I generated a boxplot that has 9 boxes. The color of boxes and lines are gray. I would like to change color of only 3 out of 9 boxes to black. How can I do that? Thanks, Farnk ... 28 Jul 2010 18:28

Why are my axes not the same size when I plot my graph?
when I plot the graph, the width of the axes is different as in fig. i am using the following command to plot 2 types of data on 2 different axes. % --- Executes on button press in pushbutton1. function pushbutton1_Callback(hObject, eventdata, handles) % hObject handle to pushbutton1 (see GCBO) % eventdata re... 28 Jul 2010 21:45

Matlab to excel activex help
Hello, I am trying to export columns in an array ( array = file(:,1,2,3,4...)) and plot it in excel using matlabs activex. This is what I am doing so far... [file] = xlsread(b); %where 'b' is a unknown column size/row size excel tab delimited file e = actxserver('excel.application'); eWs = e.Workbooks; ... 29 Jul 2010 03:10

Another exact simplification challenge
> Vladimir Bondarenko wrote: Hi Vladimir! It is always a pleasure to see a master at work! Both of you have a subtle sense of humor. I was almost laughing looking at how masterly you pretended you do not know what is the K, bravo! evalf(ln(EllipticK(1/sqrt(2)))/ln(exp(1/Pi)), 50); 1.939574522... 29 Jul 2010 05:19

Minutes past Midnight
Hi all, your help would be much appreciated on this matter. I have approximately 200,000 files containing stock data and i am trying to aggregate these into daily files. However the times of my files start from 07:30 proceed uptil 12:59 and then go from 01:00 to 06:00. I want to ultimately change the times to "minut... 28 Jul 2010 22:50

Static Callback Methods?
Ok, Long time ML coder, first time ML OO coder. After about 3 hours of messing around with Matlab's OO syntax, I've discovered that any callback function being assigned as an event listener must be declared as a static method? Where in the doc's does it talk about this? Why? Here's the Matlab help example classes: ... 5 Aug 2010 18:02

rescaling for fmincon
"Matt J " <mattjacREMOVE(a)THISieee.spam> wrote in message <i2q461$76k$1(a)fred.mathworks.com>... "Samuel Edwards" <DJeter1234(a)AOL.com> wrote in message <i2pu5h$t78$1(a)fred.mathworks.com>... It's a numerical assessment of an 2-d integral defined over 2 regions, where the bounds of the second region are zer... 28 Jul 2010 17:21

Using s-function to process serial data?
Hallo everyone, I am using MATLAB/Simulink/Stateflow... to build model to process serial data, the model should be compiled (Real-Time Workshop) and runs on real-time processor later. But I am not quite sure which is the most appropriate way to realize it. The situation is following: By every sample time... 28 Jul 2010 23:56

visual studio 2010 express
MathWorks has released a patch to R2010a for MEX and Visual C++ 2010 (Professional and Express versions). See: http://blogs.mathworks.com/desktop/2010/07/26/update-from-the-world-of-mex-visual-studio-2010-support/ This provides support for MEX only. If you need other MathWorks products to interop with Visual C++... 28 Jul 2010 17:21