Change detection by background subtraction is a common approach to detect moving foreground. The resulting difference image is usually thresholded to obtain objects based on pixel connectedness and resulting blob objects are subsequently trac

這是一本電子書，介紹openCV的功能，有了他就可以輕鬆的處理影像視訊，並具備許多統計及機器學習的function。可以輕鬆的做到人臉偵測的功能-This is an e-book, Introduction openCV function, with relaxed he can deal with video images, and have lot of statistics and machine learning function. Relaxed people can do face