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Face Recognition Software
Author : Wolfgang Schmuck
Face recognition software is a computer application used to verify person from digital image present in data. Face recognition software technology allow developers to create biometric authentication systems which enables touch less login by just looking into camera. Biometric authentication is most convenient, secure and fastest method for computer users. This method of identification is purely based on images of human face it allows instant identification.
Face recognition software functions are based on accuracy to identify and measure various features of face. Facial recognition software recognizes faces by distinguishable feature, different peaks and valley which form features. This software analyzes position, shape and size of various features. On general basis every human face has 80 nodal points like depth of eyes, distance between eyes, shape of cheekbones, length of jaw line, width of nose etc. These nodal points are measured creating a numerical code called face print by face recognition software, and are then compared with preciously stored digital images or data for authentication .
Recognition algorithm is basically divided into two methods photometric and geometric. Geometric method targets on distinguished landmarks where as photometric method is a statistical approach which analyze image into value and then compares value with templates to remove variances. Mostly all recognition software include elastic bunch graph matching, linear discriminate analysis, principal component, hidden markov model and dynamic link matching.
While enrolling in facial recognition programs various snap shots are taken from different angles to avoid any confusion. Some security measures are also followed to prevent use of picture or mask. User is asked to smile, blink or nod head number of times. Feature called thermography is also used to record heat in face. Another new technique of facial recognition targets on skin texture, it analysis lines, patterns, spots etc. These advanced technique and norms are generally used for high security areas.
Earlier facial recognition software use to rely on 2d images only but now three- dimensional facial recognition is also available in market its uses sensors to capture information regarding face.
There are various uses of face recognition software like it is used for surveillance purpose for searching missing persons. Face recognition software is most widely and popularly used in personal computer these days it has become one of the future trends. Face recognition technology helps you to make your face as your password; it gives touch less and fast login to your PC. Face recognition software takes away the hassle of memorizing password.
Author's Resource Box
Wolfgang Schmuck, a proficient writer, invites you to try hand-picked and instant download-able software solutions for any kind of purpose at http://www.appcraft.org. Performing a software download, to get the best programs, is very easy when you are using appcraft.org.
Article Source:
Articlebliss
Tags: face recognition, face recognition software, facial recognition, login, logon, computer login, pc login
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Submitted : 2010-07-01 Word Count : 456 Popularity: 65