By Robert K. Rowe, Kristin Adair Nixon, Paul W. Butler (auth.), Nalini K. Ratha BTech, MTech, PhD, Venu Govindaraju BTech, MS, PhD (eds.)
Biometrics expertise keeps to stride ahead with its wider reputation and its actual desire in a variety of new safeguard features of contemporary society. From easily going online to a computer to crossing the border of a rustic, biometrics is being referred to as upon to satisfy the growing to be demanding situations of id management.
With contributions from academia and via major foreign professionals within the box, this targeted booklet provides a complete therapy of biometrics and provides insurance of the full gamut of issues within the box, together with info acquisition, pattern-matching algorithms, and concerns that influence on the procedure point, comparable to criteria, protection, networks, and databases. it's been equipped lower than 3 sections: sensors, advances in biometric matching algorithms, and themes that care for concerns on the platforms level.
• comprises new algorithmic advances, together with physiological biometrics (face from video, iris at a distance) and behavioral (handwriting, voice) and a strikingly novel modality in headprint biometrics
• comprises new modalities for examine, reminiscent of infrared and multispectral imaging
• offers a number of chapters at the a lot ignored region with regards to the sensors themselves for a few of the biometric modalities
• Emphasizes the advances and state of the art applied sciences throughout
• Discusses platforms point either from a human-factors standpoint and the viewpoint of networking, databases, privateness and anti-spoofing
• contains chapters dedicated to touchless photograph catch, ultrasonic imaging and swipe methods
Written for researchers and complicated scholars, this a lot wanted concise quantity is a perfect device to exploit as a prepared reference and captures the very most modern in state of the art study, delivering readers with a broader and deeper realizing of the topic.
Dr Nalini ok. Ratha is a examine employees Member on the IBM Thomas J. Watson learn heart, long island. He co-edited the winning Automatic Fingerprint acceptance Systems and in addition co-authored A advisor to Biometrics choice and method Design
Professor Venu Govindaraju is Director on the middle for Unified Biometrics and Sensors (CUBS), collage at Buffalo, nation college of recent York.
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Additional info for Advances in Biometrics: Sensors, Algorithms and Systems
4 provide an overview of the basic touchless technology and touchless technology combined with multivision systems. 5. 6. 7. 2 Intrinsic Problems of Contact-Based Fingerprint Imaging Contact-based ﬁngerprint imaging (CFI) sensors have been improved over time to create a solid basis of positive identiﬁcation and/or veriﬁcation of one’s identity. However, CFI incorporates some key problems that can lead to false matching or false nonmatching. In Jain and Pankanti (2001), the authors highlight the problems intrinsic to the CFI technology.
K. Rowe et al. • Dirt: The volunteer was asked to take a small pinch of dirt and rub it between his or her ﬁngers prior to image collection. The dirt was collected locally and consisted of sand, small stones, humus, and the like. • Water: Volunteers were asked to dip their ﬁngers in a glass of water and immediately place the wet ﬁnger on the sensor prior to each image collection. 0 ounces. • Bright ambient light: Three quartz tungsten halogen (QTH) lamps with a total wattage of 1100 W were placed at a height of approximately 30 in.
Hence, the representation of the same ﬁngerprint changes every time the ﬁnger is placed on the sensor platen, increasing the complexity of ﬁngerprint matching and representing a negative inﬂuence on system performance with a consequent limited spread of this biometric technology. Recently, a new approach to capture ﬁngerprints has been proposed. This approach, referred to as touchless or contactless ﬁngerprinting, tries to overcome the above-cited problems. Because of the lack of contact between the ﬁnger and any rigid surface, the skin does not deform during the capture and the repeatability of the measure is ensured.
Advances in Biometrics: Sensors, Algorithms and Systems by Robert K. Rowe, Kristin Adair Nixon, Paul W. Butler (auth.), Nalini K. Ratha BTech, MTech, PhD, Venu Govindaraju BTech, MS, PhD (eds.)