Dr. Javier Ortega-Garcia Profile

Dr. Javier Ortega-Garcia

at Univ Autónoma de Madrid

SPIE Involvement:

Author

Proceedings Article | 31 May 2013 Paper

Securing iris recognition systems against masquerade attacks

Javier Galbally, Marta Gomez-Barrero, Arun Ross, Julian Fierrez, Javier Ortega-Garcia

Proceedings Volume 8712, 87120E (2013) https://doi.org/10.1117/12.2015690

KEYWORDS: Iris recognition, Biometrics, Reconstruction algorithms, Genetic algorithms, Databases, Eye, Edge detection, Information security, Image segmentation, Binary data

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Proceedings Article | 7 May 2012 Paper

Fusion of footsteps and face biometrics on an unsupervised and uncontrolled environment

Ruben Vera-Rodriguez, Pedro Tome, Julian Fierrez, Javier Ortega-Garcia

Proceedings Volume 8371, 83711U (2012) https://doi.org/10.1117/12.918550

KEYWORDS: Biometrics, Sensors, Image fusion, Computer security, Cameras, Databases, Facial recognition systems, Gait analysis, Gaussian filters, Image segmentation

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Proceedings Article | 5 May 2009 Paper

Synthetic generation of handwritten signatures based on spectral analysis

Javier Galbally, Julian Fierrez, Marcos Martinez-Diaz, Javier Ortega-Garcia

Proceedings Volume 7306, 730629 (2009) https://doi.org/10.1117/12.817928

KEYWORDS: Biometrics, Databases, Signal processing, Model-based design, Eye models, Detection and tracking algorithms, Fourier transforms, Statistical modeling, Computing systems, Solids

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Proceedings Article | 17 March 2008 Paper

Dealing with sensor interoperability in multi-biometrics: the UPM experience at the Biosecure Multimodal Evaluation 2007

Fernando Alonso-Fernandez, Julian Fierrez, Daniel Ramos, Javier Ortega-Garcia

Proceedings Volume 6944, 69440J (2008) https://doi.org/10.1117/12.779676

KEYWORDS: Biometrics, Calibration, Sensors, Quality measurement, Data acquisition, Databases, Infrared sensors, Video, Algorithm development, Thermography

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SPIE Journal Paper | 1 January 2008

Performance of fingerprint quality measures depending on sensor technology

Fernando Alonso-Fernandez, Fabio Roli, Gian Marcialis, Julian Fierrez, Javier Ortega-Garcia, Joaquin Gonzalez-Rodriguez

JEI, Vol. 17, Issue 01, 011008, (January 2008) https://doi.org/10.1117/12.10.1117/1.2895876

KEYWORDS: Image quality, Sensors, Quality measurement, Image sensors, Image filtering, Optical sensors, Sensor technology, Biometrics, Liquid crystals, Fingerprint recognition

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Proceedings Article | 12 April 2007 Paper

Classification of handwritten signatures based on name legibility

Javier Galbally, Julian Fierrez, Javier Ortega-Garcia

Proceedings Volume 6539, 653907 (2007) https://doi.org/10.1117/12.719236

KEYWORDS: Databases, Neural networks, Tablets, Biometrics, Mahalanobis distance, Feature selection, Classification systems, Feature extraction, Neurons, Visualization

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Proceedings Article | 17 April 2006 Paper

Cryptographic key generation using handwritten signature

M. Freire-Santos, J. Fierrez-Aguilar, J. Ortega-Garcia

Proceedings Volume 6202, 62020N (2006) https://doi.org/10.1117/12.665875

KEYWORDS: Biometrics, Quantization, Databases, Computer programming, Fuzzy logic, Cryptography, Computer security, Error control coding, Feature extraction, Iris recognition

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Proceedings Article | 25 August 2004 Paper

Kernel-based multimodal biometric verification using quality signals

Julian Fierrez-Aguilar, Javier Ortega-Garcia, Joaquin Gonzalez-Rodriguez, Josef Bigun

Proceedings Volume 5404, (2004) https://doi.org/10.1117/12.542800

KEYWORDS: Biometrics, Image quality, Quality measurement, Data fusion, Prototyping, Speaker recognition, Databases, Image fusion, Data modeling, Computing systems

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Showing 5 of 8 publications

Conference Committee Involvement (1)

Biometric Technology for Human Identification V

18 March 2008 | Orlando, Florida, United States

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