Passface

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• passface — n. A picture of a human face that is used instead of a password as part of a security system. Example Citation: Here s how it works: Like with most Web sites, a user will type in his or her username. But instead of entering a password, he or she… …   New words

• Privacy and Security — acoustic snooping billion laughs biometrics bioprivacy black hole bot herder captcha chi …   New words

• biometrics — n. The identification of an individual based on biological traits, such as fingerprints, iris patterns, and facial features. Example Citation: Magnetic cards and smartcards try to make it impractical to break a bank s systems. Biometrics takes… …   New words

• eigenface — n. A related set of facial characteristics that a computer uses to recognize a person s face. Example Citation: Since no two people on this planet of more than 4 billion look exactly alike, you might think that there must be millions of ways in… …   New words

• face blindness — n. Difficulty recognizing faces or telling faces apart. Also: face blindness. face blind adj. Example Citations: New findings from researchers at Harvard and elsewhere suggest that a surprising number of people are face blind, so bad at… …   New words

• facebase — n. A database of faces used in the computer based recognition and identification of a face. Example Citation: Last year, Lau won contracts to provide imaging systems to the Registry of Motor Vehicles and the Department of Transitional Assistance …   New words

• facepalm — n. The act of bringing one s palm to one s face to indicate embarrassment, exasperation, or despair. v. Example Citations: For the previous 24 hours Deena Pantalone had been the target of a vicious online smear campaign among the city s fashion… …   New words

• facial technology — n. The technology required to identify and track a person using face recognition techniques. Example Citation: Zelazny of Visionics said face recognition is less intrusive than iris scanning, another biometric identification technology. Aside… …   New words

• micro-expression — n. A very short facial expression of an intense, concealed emotion. Also: microexpression, micro expression. Example Citations: Ekman s main scientific contribution has been to show how the face is the mind s involuntary messenger. Even when… …   New words

• passthought — n. A thought pattern that uniquely identifies a user, giving that person access to a computer system. Also: pass thought. [Blend of password and thought.] Example Citations: Ramaswamy Palaniappan, a computer scientist at the University of Essex,… …   New words