Image Processing & Computer Vision with OpenCV

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Read my articles below and learn new things on Image Processing and Computer Vision programming with OpenCV. Got questions? Get the answers!

OpenCV Region of Interest (ROI)

Mar 13, 2009 | Tags: OpenCV | 11 comments

This article explains Region of Interest (ROI) in OpenCV and some usage examples. Read more

Web Based Surveillance System with OpenCV, PHP and Javascript

Mar 6, 2009 | Tags: OpenCV, PHP, Projects | 14 comments

In this article, I will show you how to build a remote surveillance system over the web. The system is designed to be low-cost and simple. Read more

OpenCV Eye Detection

Feb 13, 2009 | Tags: OpenCV | 77 comments

This article shows you how to detect eyes using the eye classifier (Viola and Jones approach). Source code, XML eye classifier, and sample images are available to download. Read more

OpenCV Face Detection

Feb 5, 2009 | Tags: OpenCV | 68 comments

Simpler version of OpenCV's Face Detection example. This code displays video from webcam and detect faces. Read more

How to Play AVI Files with OpenCV

Jan 13, 2009 | Tags: OpenCV | 10 comments

So you have AVI files that playable with other movie players but not with your code? Here's the answer. Read more

OpenCV Examples Part 2

Dec 20, 2008 | Tags: OpenCV | 13 comments

This is part 2 of my OpenCV Example series. This article covers some basic things like displaying text, drawing shapes, handling mouse and keyboard events in OpenCV. Read more

Searching Icons in a Screenshot using Template Matching

Nov 4, 2008 | Tags: OpenCV | 5 comments

screenshot In this article, I will explain how to search for icons in a screenshot using template matching. The system loads the screenshot and the icon image, then locate similar objects using template matching technique. A box will be drawn around these objects and the screenshot image is displayed on the screen. Read more

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