Biometrics : theory methods and applications 18. Multimodal Physiological Biometrics Authentication (Alessandro Riera Aureli Soria Frisch Mario Caparrini Ivan Cester and Giulio Ruffini) 19. A Multiresolution Analysis of the Effect of Face Familiarity on Human Event Related Potentials (Brett DeMarco and Evangelia Micheli Tzanakou) 20. On Line Signature Based Authentication: Template Security Issues and Countermeasures (Patrizio Campisi Emanuele Maiorana and Alessandro Neri) 21. Unobtrusive Biometric Identification Based on Gait (Xiaxi Huang and Nikolaos V. Boulgouris) 22. Distributed Source Coding for Biometrics: A Case Study on Gait Recognition (Savvas Argyropoulos Dimosthenis Ioannidis Dimitrios Tzovaras and Michael G. Strintzis) 23. Measuring Information Content in Biometric Features (Richard Youmaran and Andy Adler) 24. Decision Making Support in Biometric Based Physical Access Control Systems: Design Concept Architecture and Applications (Svetlana N. Yanushkevich Vlad P. Shmerko Oleg Boulanov and Adrian Stoica) 25. Privacy in Biometrics (Stelvio Cimato Marco Gamassi Vincenzo Piuri Roberto Sassi and Fabio Scotti) 26. Biometric Encryption: The New Breed of Untraceable Biometrics (Ann Cavoukian and Alex Stoianov) Index Preface Contributors 1. Discriminant Analysis for Dimensionality Reduction: An Overview of Recent Developments (Jieping Ye and Shuiwang Ji) 2. A Taxonomy of Emerging Multilinear Discriminant Analysis Solutions for Biometric Signal Recognition (Haiping Lu Konstantinos N. Plataniotis and Anastasios N. Venetsanopoulos) 3. A Comparative Survey on Biometric Identity Authentication Techniques Based on Neural Networks (Raghudeep Kannavara and Nikolaos Bourbakis) 4. Designing Classifiers for Fusion Based Biometric Verification (Kritha Venkataramani and B. V. K. Vijaya Kumar) 5. Person Specific Characteristic Feature Selection for Face Recognition (Sreekar Krishna Vineeth Balasubramanian John Black and Sethuraman Panchanathan) 6. Face Verification Based on Elastic Graph Matching (Anastasios Tefas and Ioannis Pitas) 7. Combining Geometrical and Statistical Models for Video Based Face Recognition (Amit K. Roy Chowdhury and Yilei Xu) 8. A Biologically Inspired Model for the Simultaneous Recognition of Identity and Expression (Donald Neth and Aleix M. Martinez) 9. Multimodal Biometrics Based on Near Infrared Face Recognition (Rui Wang Shengcai Liao Zhen Lei and Stan Z. Li) 10. A Novel Unobtrusive Face and Hand Geometry Authentication System Based on 2D and 3D Data (Filareti Tsalakanidou and Sotiris Malassiotis) 11. Learning Facial Aging Models: A Face Recognition Perspective (Narayanan Ramanathan and Rama Chellappa) 12. Super Resolution of Face Images (Sung Won Park and Marios Savvides) 13. Iris Recognition (Yung Hui Li and Marios Savvides) 14. Learning in Fingerprints (Alessandra Lumini Loris Nanni and Davide Maltoni) 15. A Comparison of Classification and Indexing Based Approaches for Fingerprint Identification (Xuejun Tan Bir Bhanu and Rong Wang) 16. Electrocardiogram (ECG) Biometric for Robust Identification and Secure Communication (Francis Minhthang Bui Foteini Agrafioti and Dimitrios Hatzinakos) 17. The Heartbeat: The Living Biometric (Steven A. Israel John M. Irvine Brenda K. Wiederhold and Mark D. Wiederhold)