Evaluation and analysis of a face and voice outdoor multi-biometric system

• Published in: Pattern recognition letters Vol. 28; no. 12; pp. 1572 - 1580
• Main Authors: Vajaria, H., Islam, T., Mohanty, P., Sarkar, S., Sankar, R., Kasturi, R.
• Format: Journal Article
• Language: English
• Published: Amsterdam Elsevier B.V 01.09.2007; Elsevier
• Subjects: Applied sciences; Exact sciences and technology; Face recognition; Image processing; Information, signal and communications theory; Multi-modal fusion; Outdoor biometric database; Pattern recognition; Signal processing; Telecommunications and information theory; Voice recognition; Voice recognition; Multi-modal fusion; Face recognition; Outdoor biometric database; Biometrics; Performance evaluation; Image processing; Maximin problem; Outdoor installation; Pattern recognition; Degradation; Indoor installation; Minimax method; Database; Automatic recognition

A biometric sample collected in an uncontrolled outdoor environment varies significantly from its indoor version. Sample variations due to outdoor environmental conditions degrade the performance of biometric systems that otherwise perform well with indoor samples. In this study, we quantitatively e...