Face Recognition By: Deirdre Keane and Kathleen Reilly
“the ability of acomputer to scan, store,and recognize humanfaces for use inidentifying people.” http://dictionary.reference.com/browse/face+recognition
Biometrics “Biometrics consists of methods for uniquely recognizing humans based upon one or more intrinsic physical or behavioral traits.” Examples of biometric systems are: • Signature • Retina • Finger Prints • Hand • Voice Geometry • Iris • Ear Geometry • Face
The History of Face Recognition1964-1965 1970 1973 “Connectionist” 1988 1991 2001Bledsoe, Wolf, and Bison created the first semi-automatedsystem Goldstein, Harmon, and Lesk use markers to automate the recognitionFisher and Elshlagerb take a face template and map it onto a globaltemplate Connectionist Approach: uses gestures and identifying markers and Sirovich pioneered the eigenface Kirby approachTurk and Pentland enabled a reliable real-time automated face recognitionsystem Face Recognition first captured the public’s
FaceDetection Face Recognition Face Face Identification Verification
Face Recognition Process Image Acquisition Declaring A Image Match Preprocessing Feature Face Detection Extraction
Face Recognition Methods Direct Correlation Function-Based Method Principal Component Analysis Geometry-Based Methods Elastic Graph Matching Face Geometry Three-Dimensional Face Recognition
Principal Component Analysis (PCA)
Elastic Graph Matching
Benefits Limitations1. Checks for criminal 1. Quality of Database records Images2. Enhances security by using surveillance 2. Quality of Captured cameras Images3. Finding lost children from public cameras v 3. Database Sizes4. Know in advance if a VIP is entering s. 4. Ineffectiveness in Public Places5. Detection of a criminal at a certain place6. Pattern recognition 5. False Identifications7. Used in science to compare an entity with a 6. Ethical issues set of entities surrounding facial recognition technology
Question? Name something face recognition is used in our generation today.
Face recognition in marketing “Once the stuff of science fiction and high- tech crime fighting, facial recognition technology has become one of the newest tools in marketing, even though privacy concerns abound” http://www.youtube.com/watch?v=OXz6fr5HPBk
Facial Recognition in Business
Face Recognition in advertisingCompanies using facialrecognition: Where we can expect to be advertisedKraft Type of person to:Adidas advertising KiosksScenetap Vending Machines Digital Signs
Tag Uses face recognition software toSuggestion suggest peoples names to tag in s pictures without their permission
Question for discussion: Do you think the tagging feature is perceived as a positive or negative feature to most of the cyber community?
Facebook and Facial Recognition
Carnegie-Mellon Facebook studyGoal: "that it is possible to start from an anonymous face in the street,and end up with very sensitive information about that person." The resultswere "made possible by the convergence of face recognition, socialnetworks, data mining and cloud computing - that [is referred] to asaugmented reality." Facial Recognition in the future Tests performed: could used to.. -On campus identification via collected facebook pictures • Identify strangers - Dating site profiles matched to faceook • Get social security numbers profiles • Gain personal information
Facial Recognition Major Risk: Privacy Handing stalkers their material “and its new face-recognition feature could become the latest example of a seemingly innocuous development morphing into a serious threat to the privacy of our (visual) data.”
Cloud Based Facial Recognition PittPatt rely’s on finding publicly available pictures of you online whether its a profile image for social networks Facebook Google Plus company website college athletic portrait. Just recently acquired by Google
Facial Recognition in smart phonesAugmented ID And all of this data can be accessed just by aiming your mobile phone at someones face
Questions1) What application has Google consistently used face recognition on since 2009? Picasa2) This local place has same kind of photo database asFacebook and some of them have wisely incorporated facialrecognition technology to prevent identity theft (and identitycreation)… Your local DMV 3.) When was face recognition introduced to the world?