Author

Klaus Kollreider

Observed name: K. Kollreider

Observed institution: Halmstad University

OpenAlex ID: A5005358684

Real-Time Face Detection and Motion Analysis With Application in “Liveness” Assessment

2007 · Klaus Kollreider, Hartwig Fronthaler, et al. · IEEE Transactions on Information Forensics and Security · 273

A Comparative Study of Fingerprint Image-Quality Estimation Methods

2007 · Fernando Alonso-Fernandez, Julian Fierrez, et al. · IEEE Transactions on Information Forensics and Security · 219

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Non-intrusive liveness detection by face images

2007 · K. Kollreider, H. Fronthaler, et al. · Image and Vision Computing · 196

Evaluating Liveness by Face Images and the Structure Tensor

2006 · K. Kollreider, H. Fronthaler, et al. · IEEE Workshop on Automatic Identification Advanced Technologies (AutoID) · 151

Verifying liveness by multiple experts in face biometrics

2008 · K. Kollreider, H. Fronthaler, et al. · 2009 IEEE Computer Society Conference on Computer Vision and Pattern Recognition Workshops · 127

Local Features for Enhancement and Minutiae Extraction in Fingerprints

2008 · H. Fronthaler, K. Kollreider, et al. · IEEE Transactions on Image Processing · 108

Fingerprint Image-Quality Estimation and its Application to Multialgorithm Verification

2008 · H. Fronthaler, K. Kollreider, et al. · IEEE Transactions on Information Forensics and Security · 80

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Automatic Image Quality Assessment with Application in Biometrics

2006 · H. Fronthaler, K. Kollreider, et al. · IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops (CVPRW) · 63

Assuring liveness in biometric identity authentication by real-time face tracking

2004 · J. Bigun, H. Fronthaler, et al. · IEEE International Conference on Computational Intelligence for Homeland Security and Personal Safety (CIHSPS) · 56

Fingerprint Recognition

2009 · Fernando Alonso-Fernandez, Josef Bigun, et al. · Springer eBooks · 32

Local Feature Extraction in Fingerprints by Complex Filtering

2005 · Hartwig Fronthaler, Klaus Kollreider, et al. · Lecture notes in computer science · 20

Pyramid-based Image Enhancement of Fingerprints

2007 · H. Fronthaler, K. Kollreider, et al. · IEEE Workshop on Automatic Identification Advanced Technologies (AutoID) · 10

Real-Time Face Detection Using Illumination Invariant Features

2007 · Klaus Kollreider, Hartwig Fronthaler, et al. · Springer eBooks · 7

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Combining multiple matchers for fingerprint verification: A case study in biosecure network of excellence

2007 · Fernando Alonso-Fernandez, Julian Fierrez-Aguilar, et al. · Annals of Telecommunications · 7

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Real-time Face Tracking: Enhancing the Authenticity of Recognition

2004 · H. Fronthaler, K. Kollreider · 1

Evidence for "liveness" in face biometrics

2008 · K. Kollreider · Chalmers Publication Library (Chalmers University of Technology)

Evaluating Liveness by Face Images and the

2005 · K. Kollreider, H. Fronthaler, et al.

Works count: 21

Citation count: 1,350

H-index: 11

I10-index: 12