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BIOID
2008
14 years 25 days ago
2008
This paper analyzes two recently released image quality specifications for single-finger scanners and proposes three new specifications targeted to different types of applications....
BIOID
2008
14 years 25 days ago
2008
Abstract. In this paper we provide a theoretical discussion of the impact of uncertainty in quality measurement on the expected benefits of including biometric signal quality measu...
BIOID
2008
14 years 25 days ago
2008
When a person passes by a surveillance camera a sequence of image is obtained. Before performing any analysis on the face of a person, the face first needs to be detected and secon...
BIOID
2008
2008
Discriminant Non-negative Matrix Factorization and Projected Gradients for Frontal Face Verification
14 years 25 days ago
A novel Discriminant Non-negative Matrix Factorization (DNMF) method that uses projected gradients, is presented in this paper. The proposed algorithm guarantees the algorithm'...
BIOID
2008
14 years 25 days ago
2008
Abstract. Security and privacy issues are considered as two of the major concerns related to the use of biometric data for authentication purposes. In this paper we propose two dif...