Background and activities
Scientific, academic and artistic work
Displaying a selection of activities. See all publications in the database
Journal publications
- (2018) Improved ear verification after surgery - An approach based on collaborative representation of locally competitive features. Pattern Recognition. vol. 83.
- (2017) Multi-patch deep sparse histograms for iris recognition in visible spectrum using collaborative subspace for robust verification. Pattern Recognition Letters. vol. 91.
- (2017) A new multi-modal approach to bib number/text detection and recognition in Marathon images. Pattern Recognition. vol. 61.
- (2017) Log-Likelihood Score Level Fusion for Improved Cross-Sensor Smartphone Periocular Recognition. Proceedings of the European Signal Processing Conference.
- (2017) Biometric Symmetry: Implications on Template Protection. Proceedings of the European Signal Processing Conference.
- (2017) Collaborative representation of statistically independent filters? response: An application to face recognition under illicit drug abuse alterations. Lecture Notes in Computer Science. vol. 10270 LNCS.
- (2017) Face Presentation Attack Detection by Exploring Spectral Signatures. IEEE Computer Society Conference on Computer Vision and Pattern Recognition workshops. vol. 2017-July.
- (2017) Transferable Deep-CNN Features for Detecting Digital and Print-Scanned Morphed Face Images. IEEE Computer Society Conference on Computer Vision and Pattern Recognition workshops. vol. 2017-July.
- (2017) Multi-biometric template protection on smartphones: An approach based on binarized statistical features and bloom filters. Lecture Notes in Computer Science. vol. 10125 LNCS.
- (2017) Fusing Biometric Scores Using Subjective Logic for Gait Recognition on Smartphone. Lecture Notes in Informatics.
- (2016) Cross-Eyed - Cross-Spectral Iris/Periocular Recognition Database and Competition. Lecture Notes in Informatics. vol. P-260.
- (2015) Video Presentation Attack Detection in Visible Spectrum Iris Recognition Using Magnified Phase Information. IEEE Transactions on Information Forensics and Security. vol. 10 (10).
- (2015) Smartphone based visible iris recognition using deep sparse filtering. Pattern Recognition Letters. vol. 57.
- (2015) Exploring the Usefulness of Light Field Camera for Biometrics : An Empirical Study on Face and Iris Recognition. IEEE Transactions on Information Forensics and Security.
- (2015) Presentation Attack Detection for Face Recognition Using Light Field Camera. IEEE Transactions on Image Processing. vol. 24 (3).
Part of book/report
- (2019) A Multi-Sensor System for Enhancing Situational Awareness and Stress Management for People with ASD in the Workplace and in Everyday Life. Proceeding of the 52nd Hawaii International Conference on System Sciences (HICSS 2019).
- (2018) Manifold-Structure Preserving Biometric Templates - A Preliminary Study On Fully Cancelable Smartphone Biometric Templates. 2018 IEEE International Conference on Multimedia & Expo Workshops (ICMEW 2018).
- (2018) Towards Protected and Cancelable Multi-Spectral Face Templates Using Feature Fusion and Kernalized Hashing. 21st International Conference on Information Fusion (FUSION 2018).
- (2018) Multi-spectral Imaging For Robust Ocular Biometrics. 2018 International Conference on Biometrics (ICB).
- (2017) Robust Verification With Subsurface Fingerprint Recognition Using Full Field Optical Coherence Tomography. 2017 IEEE Conference on Computer Vision and Pattern Recognition Workshops (CVPRW) (2017).
- (2017) Scale-level score fusion of steered pyramid features for cross-spectral periocular verification. 2017 20th International Conference on Information Fusion.
- (2017) Robust Face Presentation Attack Detection On Smartphones: An Approach Based on Variable Focus. 2017 IEEE International Joint Conference on Biometrics (IJCB).
- (2017) Extended Spectral To Visible Comparison Based On Spectral Band Selection Method For Robust Face Recognition. 2017 12th IEEE International Conference on Automatic Face & Gesture Recognition (FG 2017).
- (2017) ContlensNet: Robust Iris Contact Lens Detection Using Deep Convolutional Neural Networks. 2017 IEEE Winter Conference on Applications of Computer Vision (WACV).
- (2017) Face Presentation Attack Detection Across Spectrum using Time-Frequency Descriptors of Maximal Response in Laplacian Scale-Space. 2016 Sixth International Conference on Image Processing Theory, Tools and Applications (IPTA).
- (2017) On the Vulnerability of Extended Multispectral Face Recognition Systems Towards Presentation Attacks. 2017 IEEE International Conference on Identity, Security and Behavior Analysis (ISBA).
- (2017) Extended Multispectral Face Presentation Attack Detection: An Approach Based on Fusing Information From Individual Spectral Bands. 2017 20th International Conference on Information Fusion.
- (2017) Face Morphing Versus Face Averaging: Vulnerability and Detection. 2017 IEEE International Joint Conference on Biometrics (IJCB).
- (2017) Transferable deep convolutional neural network features for fingervein presentation attack detection. 2017 5th International Workshop on Biometrics and Forensics (IWBF).
- (2017) On the Vulnerability of Face Recognition Systems Towards Morphed Face Attacks. 2017 5th International Workshop on Biometrics and Forensics (IWBF).
- (2017) Cross-Eyed 2017: Cross-Spectral Iris/Periocular Recognition Competition. 2017 IEEE International Joint Conference on Biometrics (IJCB).
- (2017) Feature Level Fused Templates for Multi-Biometric System on Smartphones. 2017 5th International Workshop on Biometrics and Forensics (IWBF).
- (2017) Collaborative Representation of Grassmann Manifold Projection Metric for Robust Multi-spectral Face Recognition. Proceedings of the 10th International Conference on Security of Information and Networks, SIN'17.
- (2017) Extended Multi-spectral Imaging For Gender Classification Based On Image Set. Proceedings of the 10th International Conference on Security of Information and Networks, SIN'17.
- (2017) Assessing Face Image Quality for Smartphone based Face Recognition System. 2017 5th International Workshop on Biometrics and Forensics (IWBF).
- (2017) Presentation Attack Detection in Face Biometric Systems Using Raw Sensor Data from Smartphones. SITIS 2016 The 12th International Conference on Signal-Image Technology & Internet-Based Systems; 28 November - 1 December 2016; Naples, Italy.
- (2016) Biometric Recognition of Surgically Altered Periocular Region: A Comprehensive Study. 2016 International Conference on Biometrics (ICB) - Proceedings 13-16 June 2016 Halmstad, Sweden.
- (2016) Collaborative representation of deep sparse filtered features for robust verification of smartphone periocular images. 2016 IEEE International Conference on Image Processing(ICIP)-Proceedings.
- (2016) Dynamic Scale Selected Laplacian Decomposed Frequency Response for Cross-Smartphone Periocular Verification in Visible Spectrum. Proceedings of the 19th International Conference on Information Fusion, Institute of Electrical and Electronics Engineers (IEEE).
- (2016) Weighted Comparison Score Fusion for Accurate Verification of Surgically Altered Periocular Region. Proceedings of the 19th International Conference on Information Fusion, Institute of Electrical and Electronics Engineers (IEEE).
- (2016) Cross-Spectrum Periocular Authentication for NIR and Visible Images Using Bank of Statistical Filters. 2016 IEEE International Conference on Imaging Systems and Techniques (IST).
- (2016) Eye region based multibiometric fusion to mitigate the effects of body weight variations in face recognition. Proceedings of the 19th International Conference on Information Fusion, Institute of Electrical and Electronics Engineers (IEEE).
- (2015) Evaluation of Fusion Approaches for Face Recognition using Light Field Cameras. 2015 Colour and Visual Computing Symposium (CVCS).
- (2015) Iris imaging in visible spectrum using white LED. 7th International Conference on Biometrics Theory, Applications and Systems (BTAS).
- (2015) Presentation attack detection using Laplacian decomposed frequency response for visible spectrum and Near-Infra-Red iris systems. 7th International Conference on Biometrics Theory, Applications and Systems (BTAS).
- (2015) Time-Frequency Features of Laplacian Decomposition. SITIS 2015 - The 11th International Conference on Signal Image Technology & Internet System.
- (2015) Fusion of Face and Periocular Information for Improved Authentication on Smartphones. 18th International Conference on Information Fusion (Fusion 2015).
- (2015) Multi-modal Authentication System for Smartphones Using Face, Iris and Periocular. The 8th IAPR International Conference on Biometrics, ICB; May 19-22 2015, Phuket, Thailand.
- (2014) Binarized statistical features for improved iris and periocular recognition in visible spectrum. 2nd International Workshop on Biometrics and Forensics (IWBF2014); 27-28th March 2014, Valletta, Malta.
- (2014) Smartphone Based Robust Iris Recognition in Visible Spectrum using Clustered K-means Features. BIOMS 2014, IEEE Workshop on Biometric Measurements and Systems for Security and Medical Applications (BIOMS) Proceedings; 17-17 Oct. 2014, Rome.
- (2014) An Empirical Study of Smartphone Based Iris Recognition in Visible Spectrum. Proceedings of the 7th International Conference on Security of Information and Networks SIN'14 ; September, 9-11 2014 Glasgow/UK.
- (2014) Smartphone Authentication System Using Periocular Biometrics. International Conference of the Biometrics Special Interest Group (BIOSIG).
- (2014) A low-cost multimodal Biometric Sensor to capture Finger Vein and Fingerprint. IEEE International Joint Conference on Biometrics (IJCB), 2014; Clearwater, Florida, USA, 29 September—2 October 2014.
- (2014) Automatic Face Quality Assessment from Video using Gray Level Co-occurrence Matrix: An Empirical Study on Automatic Border Control System. 22nd International Conference on Pattern Recognition (ICPR); 24-28 Aug. 2014, Stockholm.
- (2014) Novel Finger Vascular Pattern Imaging Device for Robust Biometric Verification. IEEE International Conference on Imaging Systems and Techniques (IST 20124); October 14-17, 2014; Santorini, Greece.
- (2013) Artifact detection in gamut mapped images using saliency. 2013 Colour and Visual Computing Symposium (CVCS), 5th and 6th September, 2013, Gjøvik, Norway.
- (2013) Robust iris recognition using light-field camera. 2013 Colour and Visual Computing Symposium (CVCS), 5th and 6th September, 2013, Gjøvik, Norway.
- (2013) Chromatic differences introduced by microscope optics. AIC Colour 2013, 12th Congress of the International Colour Association, 8-12 July, 2013, Newcastle upon Tyne, UK. Proceedings, Vol 1-4.
- (2013) 3D face reconstruction and multimodal person identification from video captured using smartphone camera. IEEE International Conference on Technologies for Homeland Security (HST);Waltham, MA, 12-14 Nov. 2013.
- (2013) A Novel Image Fusion Scheme For Robust Multiple Face Recognition With Light-field Camera. 16th International Conference on Information Fusion (FUSION 2013); 09 Jul-12 Jul 2013, Istanbul, Turkey.
- (2013) Combining Iris and Periocular Recognition using Light Field Camera. Proceeding of the 2nd IAPR Asian Conference on Pattern Recognition (ACPR2013); November 5-8, 2013, Okinawa, Japan.
- (2013) Comparative Evaluation of Super-Resolution Techniques For Multi-Face Recognition Using Light-Field Camera. 18th International Conference on Digital Signal Processing (DSP 2013); 1-3 July 2013, Santorini, Greece.
- (2013) GUCLF: a new light field face database. 8th Iberoamerican Optics Meeting and 11th Latin American Meeting on Optics, Lasers, and Applications.
- (2013) Improved face recognition at a distance using light field camera & super resolution schemes. Proceedings of the 6th International Conference on Security of Information and Networks.
- (2013) Multi-face recognition at a distance using light-field camera. 2013 Ninth International Conference on Intelligent Information Hiding and Multimedia Signal Processing, IIH-MSP 2013, Proceedings; 16-18 October 2013, Beijing, China.
- (2013) A New Perspective - Face Recognition with Light-Field Camera. Proceedings of International Conference on Biometrics (ICB); June 4-7, 2013, Madrid, SPAIN.
- (2013) Study of factors affecting the appearance of colors under microscopes. 8th Iberoamerican Optics Meeting and 11th Latin American Meeting on Optics, Lasers, and Applications.
Others
- (2018) Fake Face Detection Methods: Can They Be Generalized?. 17th International Conference of the Biometrics Special Interest Group (BIOSIG) ; Darmstadt. 2018-09-26 - 2018-09-28.