Matlab

java heap space error while creating movie
Hi Kai You can search the forum for java.opts. This is the file used to set JVM parameters upon MATLAB starts up java. You can specify the heap space there. Ed. "Kai Sikorski" <sikork(a)rpi.edu> wrote in message <hr5dot$mi1$1(a)fred.mathworks.com>... Hello, I'm trying to create a movie consisting of I gu... 10 Jun 2010 12:15

Applying m file to several files
Hi everyone, I have written a matlab script to analyze data which is stored in .txt files. Thus far I am able to load only 1 file at a time using the importdata function. Suppose I have a directory full of .txt files that need analysis. Is there a way to easily apply the .m file I've written to all the files? ... 10 Jun 2010 12:15

Discussion on overhead when calling java functions
Hi Daniel, Here is a thread that I posted a while back... http://www.mathworks.com/matlabcentral/newsreader/view_thread/246361#639453 Which describes MATLAB invokes com.mathworks.jmi.OpaqueJavaInterface.doesMethodExist() whenever a java method is invoked which generates a large amount of temporary objects of c... 10 Jun 2010 12:15

Issue found str2num('Bench') launches Bench
Hi, Thanks for the input, it really helped me find the pieceof code that was not working. The command str2num('bench') has the same effect as Bench Also the command str2num('Flag') has the same effect as Flag O ... 10 Jun 2010 12:15

Preallocating a dataset?
Dan, Looks like you already knew the answer... There are only the 2 ways you had described. I'm wondering though... 256M of RAM seems to be really small for computer these days. Could you get more RAM to allow a bigger heap. I'm using a laptop with 8G of RAM ;) Good luck! Ed. "Dan Glaser" <dan.glaser(a)benchmar... 10 Jun 2010 12:15

minimum value from two matrix>>how?
Hi there, if I have two matrix which is: Lr & Lc and I want to compare between the minimum from both of them and select the mimimum. For example: Lr=[1 2 3; 4 5 6; 7 8 9] Lc=[2 3 4; 5 6 7; 8 9 10] the minimum of Lr is 1 the minimum of Lr is 2 Now, I want select the minimum which is equal to 1. ... 10 Jun 2010 12:15

The old story, for-loops and slow code.. (Sample Entropy)
Hello all! I am again struggling with a same problem that I have encountered time and time again with no real luck of solving it: how to speed up my code. Here is a little code than calculates Sample Entropy and the error for it that is basically one for loop in side another (it is also inside several for-loops in t... 10 Jun 2010 16:47

Help on conditional statement
Hello everybody, I want to call the function tone.m that produces a special beep sound conditional on statement A if A==1 tone.m else ??? end What do I have to write after 'else' to make Matlab no to call tone.m???? Or, is there another and better way to do this??? Many thanks Gunther ... 10 Jun 2010 12:15

converting Time domain data to frequency data.
I have time domain data of a signal. I want to see how does the frequency domain curve look like..so how to convert the time domain data to freq data ... 11 Jun 2010 21:27

Function Pointers for MEX
Hi, I am currently trying to use a C++ genetic algorithm I wrote in matlab. I have been reading and understand fairly well how to create a MEX-file. The only problem I have currently is that the algorithm uses function pointers in order to get a cost for the funciton, it uses a function pointer, and I don't know ... 10 Jun 2010 15:40