2022 Conference
Detection of Free-Standing Conversational Groups with Graph Convolutional Networks
Efehan Atıcı, Berk Gökberk, Lale Akarun
26th International Conference on Pattern Recognition (ICPR), August 2022, Montréal Québec

2022 Conference
3B Nesne Geriçatma Yöntemlerinin İncelemesi
Merve Gül Kantarcı, Berk Gökberk, Lale Akarun
30th IEEE Signal Processing and Communications Applications Conference (SIU), May 2022, Safranbolu

2021 Conference
TurCoins: Turkish Republic Coin Dataset
Hüseyin Temiz, Berk Gökberk, Lale Akarun
29th IEEE Signal Processing and Communications Applications Conference (SIU), 2021,
https://doi.org/10.1109/SIU53274.2021.9477957 [IEEE Link]

2019 Conference
Multi-view Reconstruction of 3D Human Pose with Procrustes Analysis
Hüseyin Temiz, Berk Gökberk, Lale Akarun
9th International Conference on Image Processing Theory, Tools and Applications, IPTA 2019,
https://doi.org/10.1109/IPTA.2019.8936071

2019 Conference
Recognizing Non-Manual Signs in Turkish Sign Language
Müjde Aktaş, Berk Gökberk, Lale Akarun
9th International Conference on Image Processing Theory, Tools and Applications, IPTA 2019,
https://doi.org/10.1109/IPTA.2019.8936081

2015 Conference
Facial Landmark Localization in Depth Images using Supervised Ridge Descent
Necati Cihan Camgoz, Vitomir Struc, Berk Gokberk, Lale Akarun, and Ahmet Alp Kindiroglu
2015 IEEE International Conference on Computer Vision Workshop (ICCVW), Santiago, Chile, December 2015
http://dx.doi.org/10.1109/ICCVW.2015.57

2015 Conference [Local]
Facial Landmark Localization in Depth Images using Supervised Descent Method
Necati Cihan Camgoz, Berk Gokberk, Lale Akarun
23rd IEEE Signal Processing and Communications Applications Conference (SIU), May 2015, Malatya
http://dx.doi.org/10.1109/SIU.2015.7130256

2014 Book Chapter
Robust 3D Face Recognition in the Presence of Realistic Occlusions in Face recognition in adverse conditions
Nese Alyuz, Berk Gokberk, and Lale Akarun
Editors: Maria De Marsico, Michele Nappi, Massimo Tistarelli, pp. 124-146, 2014, IGI Global, ISBN13: 9781466659667
http://dx.doi.org/10.4018/978-1-4666-5966-7

2014 Conference
Detection of realistic facial occlusions for robust 3D face recognition
Nese Alyuz, Berk Gokberk, Lale Akarun
Proceedings – 22nd International Conference on Pattern Recognition (ICPR), pp. 375-380, 24-28 August 2014, Stocholm, Sweden
http://dx.doi.org/10.1109/ICPR.2014.73

2014 Conference [Local]
Masked projection for 3D face recognition under occlusion
Nese Alyuz, Berk Gokberk, Lale Akarun
Proceedings – 2014 22nd Signal Processing and Communications Applications Conference (SIU), pp.1746,1749, 23-25 April 2014, Trabzon
http://dx.doi.org/10.1109/SIU.2014.6830587

2013 Journal
3D Face Recognition under Occlusion using Masked Projection
Nese Alyuz, Berk Gokberk, Lale Akarun
IEEE Transactions on Information Forensics and Security, 2013, Vol.8, No.5, pp. 789-802,
http://dx.doi.org/10.1109/TIFS.2013.2256130

2013 Conference
Comparison of super-resolution benefits for down-sampled images and real low-resolution data
Yuxi Peng, Luuk Spreeuwers, Berk Gokberk, and Raymond Veldhuis
In: 34rd Symposium on Information Theory in the Benelux and the 3rd Joint WIC/IEEE Symposium on Information Theory and Signal Processing in the Benelux, 30-31 May 2013, Leuven, Belgium.

2012 Patent
Robust Biometric Feature Extraction with and without Reference Point
Antonius Hermanus Maria Akkermans, Sabri Boughorbel, Dirk Jeroen Breebaart Breebaart, Alphons Antonius Maria Lambertus Bruekers, Berk Gokberk, Koen Theo Johan De Groot, Emile Josephus Carlos Kelkboom, Thomas Andreas Maria Kevenaar, Aweke Negash Lemma,
Publication date: 2012/4/12, Patent office: US, Patent number: 20120087550, Application number: 13/378208

2012 Conference
Robust 3D Face Recognition in the Presence of Realistic Occlusions
Nese Alyüz, Berk Gokberk, Luuk Spreeuwers, Raymond Veldhuis, Lale Akarun
Proceedings – 2012 5th IAPR International Conference on Biometrics, ICB, 2012, pp. 111-118, India,
http://dx.doi.org/10.1109/ICB.2012.6199767

2012 Conference
Adaptive Registration for Occlusion Robust 3D Face Recognition
Nese Alyuz, Berk Gokberk, Lale Akarun
Lecture Notes in Computer Science (Second IEEE International Workshop on Benchmarking Facial Image Analysis Technologies, BeFIT 2012), 2012, Vol. 7585, Part. 3, pp. 557-566, Italy
http://dx.doi.org/10.1007/978-3-642-33885-4_56

2012 Conference
An Evaluation of Super-Resolution for Face Recognition
Yuxi Peng, Berk Gokberk, Luuk Spreeuwers, Raymond Veldhuis
Proceedings – 2012 33rd WIC Symposium on Information Theory in the Benelux, 2012, pp. 36-43, The Netherlands, ISBN 978-90-365-3383-6

2011 Conference [Local]
Occlusion-robust 3D face recognition using restoration and local classifiers
Nese Alyuz, Berk Gokberk, Luuk Spreeuwers, Raymond Veldhuis, Lale Akarun
Proceedings – 2011 IEEE 19th Signal Processing and Communications Applications Conference (SIU), pp. 750-753, Turkey
http://dx.doi.org/10.1109/SIU.2011.5929759

2010 Journal
Regional Registration for Expression Resistant 3-D Face Recognition
Nese Alyuz, Berk Gokberk, Lale Akarun
IEEE Transactions on Information Forensics and Security
2010, Vol. 5, No. 3, pp. 425-440
http://dx.doi.org/10.1109/TIFS.2010.2054081

2009 Journal
Fingerprint Verification Using Spectral Minutiae Representations
Haiyun Xu, Veldhuis, R.N.J., Bazen, A.M., Kevenaar, T.A.M., Akkermans, T.A.H.M., Gokberk, B.
IEEE Transactions on Information Forensics and Security
2009, Vol. 4, No. 3, pp. 397-409
http://dx.doi.org/10.1109/TIFS.2009.2021692

2009 Book Chapter
3D Face Recognition: Technology and Applications
in Handbook of Remote Biometrics for Surveillance and Security
Berk Gökberk, Albert Ali Salah, Ne_e Alyüz and Lale Akarun
Editors: Massimo Tistarelli, Stan Z. Li, Rama Chellappa
2009, pp. 217-246, Springer London, ISBN: 978-1-84882-384- 6
http://dx.doi.org/10.1007/978-1-84882-385-3_9

2009 Book Chapter
3D Face Recognition
in Guide to Biometric Reference Systems and Performance Evaluation
Berk Gökberk, Albert Ali Salah, Lale Akarun, Remy Etheve, Daniel Riccio, and Jean-Luc Dugelay
Editors: Dijana Petrovska- Delacretaz, Gerard Chollet, Bernadette Dorizzi
2009, pp. 263-295, Springer London
ISBN: 978-1-84800-291-3
http://dx.doi.org/10.1007/978-1-84800-292-0_9

2009 Conference
Nasal Region-based 3D Face Recognition Under Pose and Expression Variations
Hamdi Dibeklioglu, Berk Gokberk, Lale Akarun,
Lecture Notes in Computer Science (The 3rd IAPR/IEEE International Conference on Biometrics, ICB 2009)
2009, Vol. 5558, pp. 309-318, Italy
http://dx.doi.org/10.1007/978-3-642-01793-3_32

2009 Conference [Local]
Regional Registration and Curvature Descriptors for Expression Resistant 3D Face Recognition
Nese Alyüz, Berk Gökberk, Lale Akarun
Proceedings – 2009 IEEE 17th Signal Processing and Communications Applications Conference, SIU 2009
2009, pp. 544-547, Turkey
http://dx.doi.org/10.1109/SIU.2009.5136453

2009 Conference
Fusion of Likelihood Ratio Classifier with ICP-based Matcher for 3D Face Recognition
Berk Gokberk, Luuk J. Spreeuwers, Raymond Veldhuis
Proceedings – 2009 30th WIC Symposium on Information Theory in the Benelux, 2009, pp. 33-39, The Netherlands
ISBN 978-90-386-1852-4

2008 Journal
Representation Plurality and Fusion for 3D Face Recognition
Berk Gökberk, Helin Dutagaci, Aydin Ulas, Lale Akarun, Bülent Sankur,
IEEE Transactions on Systems, Man, and Cybernetics, Part B: Cybernetics
2008, Vol. 38, No. 1, pp. 155-173
http://dx.doi.org/10.1109/TSMCB.2007.908865

2008 Conference
A 3D Face Recognition System for Expression and Occlusion Invariance
Nese Alyuz, Berk Gokberk, Lale Akarun,
Proceedings – 2008 IEEE 2nd International Conference on Biometrics Theory, Applications and Systems, BTAS 2008
2008, pp.1-7, USA
http://dx.doi.org/10.1109/BTAS.2008.4699389

2008 Conference
Component-based Registration with Curvature Descriptors for Expression Insensitive 3D Face Recognition
Nese Alyuz, Berk Gokberk, Hamdi Dibeklioglu, Lale Akarun,
Proceedings – 2008 IEEE 8th International Conference on Automatic Face and Gesture Recognition, FG 2008
2008, pp.1-6, The Netherlands
http://dx.doi.org/10.1109/AFGR.2008.4813359

2008 Conference [Local]
Part-based Registration for Expression Resistant 3D Face Recognition
Nese Alyüz, Hamdi Dibeklioglu, Berk Gökberk, Lale Akarun
Proceedings – 2008 IEEE 16th Signal Processing and Communications Applications Conference (Special Session: Face Recognition for Biometric Systems), SIU 2008
2008, Turkey
http://dx.doi.org/10.1109/SIU.2008.4632756

2008 Conference
3D Face Recognition Benchmarks on the Bosphorus Database with Focus on Facial Expressions
Nese Alyuz, Berk Gokberk, Hamdi Dibeklioglu, Arman Savran, Albert Ali Salah, Lale Akarun, Bulent Sankur
Lecture Notes in Computer Science (The 1st COST 2101 Workshop on Biometrics and Identity Management, BIOID 2008)
2008, Vol. 5372, pp. 57-66, Denmark
http://dx.doi.org/10.1007/978-3-540-89991-4_7

2008 Conference
Bosphorus Database for 3D Face Analysis
Arman Savran, Nese Alyuz, Hamdi Dibeklioglu, Oya Celiktutan, Berk Gokberk, Bulent Sankur, Lale Akarun,
Lecture Notes in Computer Science (The 1st COST 2101 Workshop on Biometrics and Identity Management, BIOID 2008)
2008, Vol. 5372, pp. 47-56, Denmark
http://dx.doi.org/10.1007/978-3-540-89991-4_6

2007 Journal
Learning the Best Subset of Local Features for Face Recognition
Berk Gökberk, M. Okan Irfanoglu, Lale Akarun, Ethem Alpaydin,
Pattern Recognition
2007, Vol. 40, No. 5, pp. 1520-1532
http://dx.doi.org/10.1016/j.patcog.2006.09.009

2007 Conference
A Study on Region-Based Recognition of 3D Faces with Expression Variations
Helin Dutagaci, Berk Gökberk, Bülent Sankur, Lale Akarun,
Proceedings – European Signal Processing Conference, EUSIPCO 2007,
2007, pp. 753-757, Poland
ISBN: 9788392134022

2007 Conference
“3D Face”: Biometric Template Protection for 3D Face Recognition
E.J.C. Kelkboom, B. Gökberk, T.A.M. Kevenaar, A.H.M. Akkermans, and M. van der Veen
Lecture Notes in Computer Science (International Conference on Biometrics, ICB 2007)
2007, Vol. 4642, pp. 566-573, Korea
http://dx.doi.org/10.1007/978-3-540-74549-5_60

2007 Conference [Local]
Analysis of Representation and Feature Extraction Schemes for 3D Face Recognition
Berk Gökberk, Helin Dutagaci, Lale Akarun, Bülent Sankur
Proceedings – 2007 IEEE 15th Signal Processing and Communications Applications Conference, SIU 2007
2007, pp. 1-4, Turkey
http://dx.doi.org/10.1109/SIU.2007.4298757

2006 Journal
3D Shape-based Face Representation and Feature Extraction for Face Recognition
Berk Gökberk, M. Okan Irfanoglu, Lale Akarun,
Image and Vision Computing
2006, Vol. 24, No. 8, pp. 857-869
http://dx.doi.org/10.1016/j.imavis.2006.02.009

2006 Conference
Comparative Analysis of Decision-level Fusion Algorithms for 3D Face Recognition
Berk Gökberk, Lale Akarun,
Proceedings – 18th International Conference on Pattern Recognition, ICPR 2006
2006, Vol. 3, pp. 1018-1021, Hong Kong
http://dx.doi.org/10.1109/ICPR.2006.387

2006 Conference [Local]
3D Face Recognition
Albert Ali Salah, Berk Gökberk, Lale Akarun
Proceedings – Fifth GAP Engineering Congress
2006, Turkey

2005 Conference
3D Face Recognition for Biometric Applications
Lale Akarun, Berk Gökberk, Albert Ali Salah,
Proceedings – 13th European Signal Processing Conference, EUSIPCO 2005
2005, pp. 2094-2098, Turkey

2005 Conference
Rank-based Decision Fusion for 3D Shape-based Face Recognition
Berk Gökberk, Albert Ali Salah, Lale Akarun,
Lecture Notes in Computer Science (5th International Conference on Audio- and Video-Based Biometric Person Authentication, AVBPA 2005)
2005, Vol. 3546, pp. 1019-1028, USA
http://dx.doi.org/10.1007/11527923_106

2005 Conference
Selection of Location, Frequency, and Orientation Parameters of 2D Gabor Wavelets for Face Recognition
Berk Gökberk, M. Okan Irfanoglu, Lale Akarun, Ethem Alpaydin,
Lecture Notes in Computer Science (Advanced Studies in Biometrics)
2005, Vol. 3161, pp. 138-146, Italy
http://dx.doi.org/10.1007/11493648_9

2005 Conference [Local]
Rank-based decision fusion for 3D shape-based face recognition
Berk Gökberk, Albert Ali Salah, Lale Akarun
Proceedings – 2005 IEEE 13th Signal Processing and Communications Applications Conference, SIU 2005
2005, pp. 364 – 367, Turkey
http://dx.doi.org/10.1109/SIU.2005.1567696

2005 Conference
Selection and Extraction of Patch Descriptors for 3D Face Recognition
Berk Gökberk, Lale Akarun,
Lecture Notes in Computer Science (20th International Symposium on Computer and Information Sciences – ISCIS 2005)
2005, Vol. 3733, pp. 718-727, Turkey
http://dx.doi.org/10.1007/11569596_74

2004 Conference
3D Shape-based Face Recognition using Automatically Registered Facial Surfaces
M. Okan Irfanoglu, Berk Gökberk, Lale Akarun,
Proceedings – International Conference on Pattern Recognition, ICPR 2004
2004, Vol. 4, pp.183-186, UK
http://dx.doi.org/10.1109/ICPR.2004.1333734

2004 Conference
How to deceive a face recognizer?
Berk Gökberk, Lale Akarun, Basak Aksan
Proceedings – ICPR Workshop: Biometrics: Challenges arising from Theory to Practice, BCTP 2004
2004, UK.

2004 Conference [Local]
3D shape-based face recognition using registered surface similarity
M. Okan Irfanoglu, Berk Gökberk, Lale Akarun
Proceedings – 2004 IEEE 12th Signal Processing and Communications Applications Conference, SIU 2004
2004, pp. 571574, Turkey
http://dx.doi.org/10.1109/SIU.2004.1338593

2003 Journal
Selection of Kernel Location, Frequency, and Orientation Parameters of 2-D Gabor Wavelets for Face Recognition
Berk Gökberk, Lale Akarun, Ethem Alpaydin,
Perception (ECVP Abstract Supplement)
2003, Vol. 32, pp.1-1
DOI: 10.1068/v031019

2003 Conference
Optimal Gabor Kernel Selection for Face Recognition
Berk Gökberk, M. Okan Irfanoglu, Lale Akarun, Ethem Alpaydin
Proceedings – IEEE International Conference on Image Processing, ICIP 2003
2003, Vol. 1, pp. 677-680, Spain
http://dx.doi.org/10.1109/ICIP.2003.1247052

2003 Conference [Local]
Yüz tanima için eniyi Gabor parametrelerinin Seçimi
Berk Gökberk, M. Okan Irfanoglu, Hasan Dogu, Lale Akarun, Ethem Alpaydin
Processings – 2003 Signal Processing and Communications Applications Conference, SIU 2003
2003, Turkey

2002 Conference
Feature Selection for Pose Invariant Face Recognition
Berk Gökberk, Lale Akarun, Ethem Alpaydin
Proceedings – 16th International Conference on Pattern Recognition, ICPR 2002
2002, Vol. 16, No. 4, pp. 306-309, Canada
http://dx.doi.org/10.1109/ICPR.2002.1047457

2001 Conference
Gabor Wavelet-based Pose Estimation for Face Recognition
Berk Gökberk, Lale Akarun, Ethem Alpaydın
Proceedings – 16th International Symposium on Computer and Information Sciences, ISCIS 2001,
2001, pp. 275-280, Turkey

2006 Thesis
Ph.D. Thesis: Three-Dimensional Face Recognition
Advisors: Prof. Lale Akarun, Prof. Bülent Sankur, Prof. Fikret Gürgen, Prof. Ethem Alpaydin (Best Ph.D. Thesis Award, Boğaziçi University)

2001 Thesis
M.Sc. Thesis: Feature-based Pose Invariant Face Recognition
Advisors: Prof. Lale Akarun, Prof. Ethem Alpaydın