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  1. Discrepancies when porting JavaCV Gabor filter code to MatLab/Octave

    [Cross-posted from Stack Overflow: http://stackoverflow.com/questions/9375839/discrepancies-when-porting-javacv-gabor-filter-code-to-matlab]

    I'm trying to port an OpenCV/JavaCV code to MatLab (ran...
  2. Problems installing image package for Octave in Ubuntu

    I'm trying to install the image package 1.0.15 in Octave 3.2.3 under Ubuntu. However, when I try to install, it runs fine for a few moments then stumbles into this error:



    octave3.2:1> pkg...
  3. [Java] Code review for union-find data structure?

    Hi. Can anyone comment on my code for a disjoint set data structure to implement union-find? As far as I'm aware, I got the basics down (with collapsing and weighting rules) but I'd like to see if...
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    Re: python3+ and Pygame Reloaded

    I've been trying to do this for ages but no one on the internet seems to be able to answer the conundrum of how to install PyGame for Python3 in Ubuntu. The reason is that Ubuntu distros, AFAIK, have...
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    [ubuntu] View Transmission's block list

    Under Transmission 1.93's preferences, "Privacy" tab, I have the "Enable blocklists" checked. It says it contains 73,049 rules. However, if I click update, it says, in the end, that "Update...
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    [ubuntu] 404 error on sudo apt-get install

    Hi. I'm trying to install openjdk on an Ubuntu 11.04 VM on Mac. However, I'm running into 404 errors on the command line which I can't diagnose what.


    sudo apt-get install openjdk-6-jre-headless...
  7. [ubuntu] Ubuntu 10.04 suddenly went into busybox mode, saying it can't mount some drives

    [First let me apologize: I was in a pretty bad mood when this started happening so I didn't take down notes of what was happening. Clear mistake. Here's to hoping some guru out there can fill in some...
  8. [ubuntu] Is it alright to create a folder for programming libraries under usr?

    A friend noticed that I put my Java libraries under /usr/import where import is a folder I created myself (to mirror the include folder for C libs). I did this since, well, looks logical as most...
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    [SOLVED] Compiz suddenly not working in 10.04

    When I logged in to Ubuntu today, I found that I only have 4 workspaces instead of the 9 I configured. I thought that this was just some quirk which I can resolve by rebooting so that's what I did....
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    Re: Unix/Linux in non-CS/EEE fields

    Ha! Sadly, my audience will be all from sciences. But yes, it'd be interesting to find open source in the humanities/arts discipline. Throw them in as well! (They probably won't make it to my report...
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    Unix/Linux in non-CS/EEE fields

    Hi. I'm creating a report on the feasibility of open source alternatives to be presented to a group of department heads, who, for all I know, have had little to no experience with Lunix systems, save...
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    Re: This is not a support question

    [Some advice:]

    Yep. One of the most irritating mind jumps when you need to work with Windows is when you try to organize your windows into workspaces. Windows doesn't have that.

    You can use...
  13. [ubuntu] Lenovo IdeaPad Z460 keyboard not responding during on log-in

    My friend is having problems with a Lenovo IdeaPad Z460---she can't type her password at log-in as the keyboard is not responding. We've tried using the on-screen keyboard but it doesn't respond...
  14. Can't download an SVN project anonymously from Google Code

    Hi. I'm trying to checkout JavaCV using the Netbeans SVN plugin. However, I can't seem to do so anonymously. It keeps asking me for a username and password. Yes, it says that I may leave it blank for...
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    Re: opencv cvblob HIGHGUI problem

    What sample program is this? My OpenCV installation came with the following sample programs:


    ls *.c *.cpp
    adaptiveskindetector.cpp camshiftdemo.c demhist.c facedetect.cpp image.cpp ...
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    How to update Python to get math.gamma

    Hi. I need to use the gamma function in a Python script. However, the installations in my machine (Lucid Lynx) doesn't seem to have the documented gamma function. I have 2.6.5 and 3.1.2 installed.
    ...
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    Re: Having trouble installing OpenCV 2.3

    *bump*
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    Re: Having trouble installing OpenCV 2.3

    Uhhmmm...removed the [SOLVED] tag as I'm having problems compiling the C examples.

    The Python examples ran as expected. Well, not all, but figuring that it's just some system quirk (I've been...
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    Question about command line commands

    Well, not really a help question so I decided to take this to the Community Cafe...here goes...

    Are command line commands Lunix (Linux/Unix) standard? Like, will sudo apt-get install x work in,...
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    Re: Having trouble installing OpenCV 2.3

    Thanks for the link nmaster. But, apparently, plainly following the instructions on the link won't work, especially the last apt-get install (the one you use to install OpenCV libraries). To install...
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    Having trouble installing OpenCV 2.3

    I'm installing OpenCV 2.3 using this tutorial. Somewhere, it asks me to add the following lines to my bash.bashrc:


    PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/local/lib/pkgconfig
    export...
  22. CMakeCache.txt problems---stuck in my Windows partition

    I'm trying to install OpenCV in my Ubuntu box. The thing is, I was in my Vista partition when I downloaded OpenCV for Ubuntu.

    I'm following this tutorial*. The first step, a sudo apt-get install...
  23. [SOLVED] Re: How does Alpha-Beta Pruning work for Tic Tac Toe?

    Ok. Thanks everyone. But Kschikan got what I failed to understand. Ok. In ABP, prune the brothers of the node the moment its parent branch becomes obviously (less|greater) than current (max|min). (I...
  24. [SOLVED] How does Alpha-Beta Pruning work for Tic Tac Toe?

    So, I have already created a minimax method for tic tac toe. However, I don't get how AB-Pruning can work for it. Let me explain.

    The way I understand minimax: generate a game tree all the way to...
  25. [SOLVED] Re: char** gets improper values when copied

    Thanks GeneralZod. Apparently, I copy-pasted some mallocs a few times too many when I declared the children array. It should've been of size blankcount. Case closed. Thanks! :D
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