• Video

    Background subtraction: fuzzy based methods

    Performance map Fuzzy Sugeno Integral (with Adaptive-Selective Update) of Hongxun Zhang and De Xu (2006) paper link {youtube}YdlKJaukv_U{/youtube}  Background subtraction is a method typically used to segment moving regions in image sequences taken from a static camera by comparing each new frame to a model of the scene background. We…

  • Video

    Background subtraction: basic methods, mean and variance over time

    Performance map Static Frame Difference {youtube}sPSBGh1immI{/youtube}  {gallery}StaticFrameDifferenceBGS{/gallery} Frame Difference {youtube}M13RCAnu4GE{/youtube} {gallery}FrameDifferenceBGS{/gallery} Weighted Moving Mean {youtube}19kGi-q63_0{/youtube} {gallery}WeightedMovingMeanBGS{/gallery} Weighted Moving Variance {youtube}9iiq-oGqDfs{/youtube} {gallery}WeightedMovingVarianceBGS{/gallery} Adaptive Background Learning {youtube}-GbIAJ3wkxQ{/youtube} {gallery}AdaptiveBackgroundLearning{/gallery} Temporal Mean {youtube}ZqEefSxUPuE{/youtube} {gallery}DPMeanBGS{/gallery} Adaptive Median of McFarlane and Schofield (1995) paper link {youtube}RPQAQAXDKhI{/youtube} An algorithm was developed for the segmentation and tracking of…

  • Video

    Comparing background subtraction algorithms

    The bgslibrary by Andrews Sobral includes over 30 background subtraction algorithms, a common C++ framework for comparing them, and an handy C++/MFC or Java app to see them running on video files or live feed from a webcam. I have run all the background subtraction algorithms against a test sequence…

  • Software

    AskWatch: navigation

    After adding your kid, AskWatch will start grabbing data about your son for a few seconds, or a bit more depending on the speed of your internet connection. In the main window, a new tab with the name of your son will be added, and the new screen contains all…

  • Software

    AskWatch: technical requirements

    You need the following to run AskWatch: a PC running Microsoft Windows 7 or 8 .NET framework 4.5 (already installed in MS Windows 8, requires installation in MS Windows 7) the AskWatch installer includes the .NET framework 4.5 web installer, if required Latest release: v. 0.6.4 Beta (October 13th, 2013)…

  • Software

    AskWatch: why you need it

    What is Ask.fm? Ask.fm is a social Q&A site where users can ask other users questions. The questions can be from a named user, or completely anonymous. It is unmoderated (unless a user reports something), has no parental controls, and is an Latvian company. The concept seems harmless: you register,…

  • Software

    AskWatch: track your kids on Ask.fm

    AskWatch is a free software application for Microsoft Windows 7/8 that helps you: find your sons in Ask.fm keep track of the questions they receive and how they answer see who they are talking to highlight the Q&As that contain alarm words why you need it adding your kids navigation…

  • OOD / OOP

    Returning buffers with C++ and Boost

    In the article comparing CPU and GPU implementations of the median filter, the class was designed to receive image buffers with the AddSample method and return a pointer to the image buffer with the GetMedianImage method: class TM_CPURefImpl : public TM_BaseClass { public: TM_CPURefImpl(const int _NumSamples, const int _BufferSize); virtual…