Essay On Face Detection

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Chapter 1 Introduction INTRODUCTION 1.1 Overview In recent times, the world of photography has attained mammoth growth as every individual has the craving to capture various moments of his or her lives with a photograph. With the advent and rise of smart phones, high-resolution images, “selfies” etc are just a click away. But, to capture a particular moment with that perfect photograph in which everyone looks their best is indeed an herculean task for the photographer as well people in the photograph, for all to pose correctly at the same instant. Also people tend to browse through several shots clicked, in order to identify that one particular image which is best of the lot. Seldom does a photograph capture what we perceive with …show more content…

Its goal is to overcome the limitations of traditional photography using computational techniques to enhance the way we capture, manipulate, and interact with visual media. Face detection is the first step, which refers to localizing human face in a photograph. Face detection is a computer technology that determines the locations and sizes of human faces in digital images. Facial feature points are generally referred to as facial salient points such as the corners of the eyes, corners of the eyebrows, corners and outer mid points of the lips, corners of the nostrils, tip of the nose, and the tip of the chin. Detection of facial feature points is often an important step in computer vision applications such as face identification, facial expression recognition, face tracking and lip reading. Blink detection is the mechanism of finding if the eyes in the face detected are open or closed. Smile detection is a process of finding whether the user is smiling or not and if smiling to find out the extent to which the user is

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