BIOID
2008
13 years 6 months 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
13 years 6 months ago
2008
This paper describes an empirical study to investigate the performance of a wide range of classifiers deployed in applications to classify biometric data. The study specifically re...
BIOID
2008
13 years 6 months ago
2008
Abstract. Gabor filters have demonstrated their effectiveness in automatic face recognition. However, one drawback of Gabor-based face representations is the huge amount of data th...
BIOID
2008
13 years 6 months ago
2008
A new 3D face database that includes a rich set of expressions, systematic variation of poses and different types of occlusions is presented in this paper. This database is unique ...
BIOID
2008
2008
Discriminant Non-negative Matrix Factorization and Projected Gradients for Frontal Face Verification
13 years 6 months 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
13 years 6 months ago
2008
This paper focuses on the requirements for face images to be used in Machine Readable Travel Documents, defined in the ISO/IEC 19794-5 standard. In particular an evaluation framewo...
BIOID
2008
13 years 6 months ago
2008
In this paper we present a new speaker recognition system based on the fusion of two identification classifiers followed by a verification step. The user pronounces two passwords: ...
BIOID
2008
13 years 6 months 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...
BIOID
2008
13 years 6 months ago
2008
Abstract. This paper presents an evaluation of several 3D face recognizers on the Bosphorus database which was gathered for studies on expression and pose invariant face analysis. ...
BIOID
2008
13 years 6 months ago
2008
Face recognition is one of the most challenging biometric modalities for personal identification. This is due to a number of factors, including the complexity and variability of th...