Education
PhD: Bogazici University, Department of Computer Engineering, Istanbul, Turkey, 2008
MS: Bogazici University, Department of Computer Engineering, Istanbul, Turkey, 2002
BS: Bogazici University, Department of Computer Engineering, Istanbul, Turkey, 2000
High School: 60.Yil Anadolu Lisesi, Izmir, Turkey, 1996
Current Research Interests
Social computing, computer vision, machine learning
Past projects
Multimodal Computational Modeling of Nonverbal Social Behavior in Face to Face Interaction (SOBE), SNSF Ambizione Fellowship Project, 2011 - 2015
NOVICOM: Automatic Visual Nonverbal Human Behaviour Analysis in Small Group Conversations, EU FP7 Marie Curie Intra European Fellowship project, 2009-2011.
Publications
Journals
Burcu Bakir-Gungor, Hilal Hacılar, Amhar Jabeer, Ozkan Ufuk Nalbantoglu, Oya Aran, Malik Yousef, Inflammatory bowel disease biomarkers of human gut microbiota selected via different feature selection methods, PeerJ 10, e13205, 2022
Hilal Hacilar, O. Ufuk Nalbantoglu, Oya Aran, Burcu Bakir-Gungor, Inflammatory Bowel Disease Biomarkers of Human Gut Microbiota Selected via Ensemble Feature Selection Methods, arXiv, 2020Â
Shogo Okada, Laurent Son Nguyen, Oya Aran, and Daniel Gatica-Perez, Modeling Dyadic and Group Impressions with Intermodal and Interperson Features, ACM Transactions on Multimedia Computing, Communications, and Applications (TOMM), vol. 15, no: 2, 2019 (DOI: https://doi.org/10.1145/3265754)
Yunus Emre Kara, Gaye Genç, Oya Aran & Lale Akarun, Actively Estimating Crowd Annotation Consensus , Journal of Artificial Intelligence Research, vol. 61, pp. 363-405, 2018 (code)
Alp Kindiroglu, Lale Akarun, and Oya Aran, Multi-domain and multi-task prediction of extraversion and leadership from meeting videos, EURASIP Journal on Image and Video Processing, vol. 2017, pp. 77, 2018
Aleksandra Cerekovic, Oya Aran, and Daniel Gatica-Perez, Rapport with Virtual Agents: What do Human Social Cues and Personality Explain?, IEEE Transactions on Affective Computing, vol. 8, no. 3, pp. 382-395, 2017
Umut Avci and Oya Aran, Predicting the Performance in Decision-Making Tasks: From Individual Cues to Group Interaction, IEEE Transactions on Multimedia, 18(4):643--658, 2016
Yunus Emre Kara, Gaye Genc, Oya Aran, and Lale Akarun, Modeling annotator behaviors for crowd labeling, Neurocomputing, vol. 160, pp. 141-156, 2015 (code)
Oya Aran, Joan-Isaac Biel and Daniel Gatica-Perez, Broadcasting oneself: Visual Discovery of Vlogging Styles , IEEE Transactions on Multimedia , vol. 16, no. 1, pp. 201-215, 2014
Dairazalia Sanchez-Cortes, Oya Aran, Marianne Schmid Mast, and Daniel Gatica-Perez, A Nonverbal Behavior Approach to Identify Emergent Leaders in Small Groups, IEEE Transactions on Multimedia, vol. 14, no.3-2, pp. 816-832, 2012
Dairazalia Sanchez-Cortes, Oya Aran, Dinesh Babu Jayagopi, Marianne Schmid Mast, and Daniel Gatica-Perez, Emergent leaders through looking and speaking: from audio-visual data to multimodal recognition, Journal on Multimodal User Interfaces, 2012.
Konstantinos Moustakas, Laila Dybkjaer, Oya Aran, Dimitrios Tzovaras and Niels Ole Bernsen, Using Modality Replacement to Facilitate Communication Between Blind and Hearing Impaired People, IEEE Multimedia , vol. 18, no. 2, pp. 26-37, 2011
Oya Aran & Lale Akarun, A Multi-class Classification Strategy for Fisher Scores: Application to Signer Independent Sign Language Recognition, Pattern Recognition, vol. 43, no. 5, May 2010. (link)
Oya Aran, Ismail Ari, Alexandre Benoit, Pavel Campr, Ana Huerta Carrillo, Francois-Xavier Fanard, Lale Akarun, Alice Caplier & Bulent Sankur, SignTutor: An Interactive System for Sign Language Tutoring, IEEE Multimedia, vol. 16, 2009. (link)
Oya Aran, Thomas Burger, Alice Caplier & Lale Akarun, A Belief-Based Sequential Fusion Approach for Fusing Manual and Non-Manual Signs , Pattern Recognition, vol.42, no.5, 2009.
Oya Aran, Olcay Taner Yildiz, Ethem Alpaydin, An Incremental Framework Based on Cross-Validation for Estimating the Architecture of a Multilayer Perceptron, International Journal of Pattern Recognition and Artificial Intelligence, vol. 23, no. 2, 2009.
Oya Aran, Ismail Ari, Pavel Campr, Erinc Dikici, Marek Hruz, Siddika Parlak, Lale Akarun & Murat Saraclar, Speech and Sliding Text Aided Sign Retrieval from Hearing Impaired Sign News Videos , Journal on Multimodal User Interfaces, vol.2, pp.117-131, Springer, 2008. (The original publication is available at www.springerlink.com: link)
S. Argyropoulos, K. Moustakas, A. Karpov, O. Aran, D. Tzovaras, T. Tsakiris, G. Varni & B. Kwon, A Multimodal Framework for the Communication of the Disabled, Journal on Multimodal User Interfaces, vol.2, pp.105-116, Springer, 2008.
Alice Caplier, Sebastien Stillittano, Oya Aran, Lale Akarun, Gerard Bailly, Denis Beautemps, Nouredine Aboutabit & Thomas Burger, Image and video for hearing impaired people, EURASIP Journal on Image and Video Processing, Special Issue on Image and Video Processing for Disability, 2007.
Book Chapters
D. Gatica-Perez, O. Aran, and D. Jayagopi, Small Group Analysis, in J. Burgoon, N. Magnenat-Thalmann, M. Pantic, and A. Vinciarelli (Eds.) Social Signal Processing, Cambridge University Press, pp.349-367, 2017 (link to the book)
Oya Aran, Ismail Ari, Alp Kindiroglu, Pinar Santemiz and Lale Akarun, Otomatik Isaret Dili Tanıma ve Turk Isaret Dili icin Bilgisayar Uygulamalari, in Ellerle Konusmak: Turk Isaret Dili Arastirmalari / Research on Turkish Sign Language, pp. 471-498, Arik, E. (ed.), Koc University Press, 2016
O. Aran & D. Gatica-Perez, Analysis of Group Conversations: Modeling Social Verticality, in Computer Analysis of Human Behavior, pp. 293-322, Salah, A. A. & Gevers, T.(ed.), Springer London, 2011.
C. Keskin, O. Aran & L. Akarun, Hand Gesture Analysis, in Computer Analysis of Human Behavior, pp. 125-149, Salah, A. A. & Gevers, T.(ed.), Springer London , 2011.
Oya Aran, Thomas Burger, Lale Akarun & Alice Caplier, Gestural Interfaces for Hearing-Impaired Communication, in Multimodal user interfaces: from signals to interaction, Dimitrios Tzovaras (Ed.) Springer, 2008. (The original publication is available at www.springerlink.com: link)
International Conferences and Workshops
Baculo, M.J.C., Ruiz, C., Aran, O., Cecid Fly Defect Detection in Mangoes Using Object Detection Frameworks. In: Advances in Computer Graphics. CGI 2021. Lecture Notes in Computer Science, vol 13002. Springer, Cham. https://doi.org/10.1007/978-3-030-89029-2_16, 2021
Sandrine Tornay, Oya Aran, Mathew Magimai-Doss, An HMM Approach with Inherent Model Selection for Sign Language and Gesture Recognition, LREC 2020, 2020
Umut Avci, Oya Aran, Analyzing group performance in small group interaction: Linking personality traits and group performance through the verbal content, 6th International Workshop on Context Based Affect Recognition CBAR @ FG 2019, 2019
Berkay Aydin, Alp Kindiroglu, Oya Aran, Lale Akarun, Automatic Personality Prediction from Audiovisual Data Using Random Forest Regression, International Conference On Pattern Recognition (ICPR'16), Cancun, Mexico , 2016
Oya Aran, Dairazalia Sanchez-Cortes, Minh-Tri Do, Daniel Gatica-Perez, Anomaly Detection in Elderly Daily Behavior in Ambient Sensing Environments, ACM MM Workshop on Human Behavior Understanding (HBU 2016), 2016
Shogo Okada, Oya Aran and Daniel Gatica-Perez, Personality Trait Classification via Co-Occurrent Multiparty Multimodal Event Discovery, ACM International Conference on Multimodal Interaction (ICMI 2015), Seattle, WA, USA, pages 15-22, 2015.
Umut Avci, Oya Aran, Effect of nonverbal behavioral patterns on the performance of small groups, ICMI Workshop on Understanding and Modeling Multiparty Multimodal Interactions, ICMI 2014, Istanbul, Turkey, 2014
Aleksandra Cerekovic, Oya Aran, Daniel Gatica-Perez, How Do You Like Your Virtual Agent?: Human-Agent Interaction Experience through Nonverbal Features and Personality Traits, ICCV Workshop on Human Behavior Understanding (HBU 2014), 2014
Oya Aran and Daniel Gatica-Perez, One of a Kind: Inferring Personality Impressions in Meetings, 15th ACM International Conference on Multimodal Interaction, Sydney, Australia (ICMI 2013), 2013
Oya Aran and Daniel Gatica-Perez, Cross-Domain Personality Prediction: From Video Blogs to Small Group Meetings, 15th ACM International Conference on Multimodal Interaction, Sydney, Australia (ICMI 2013), 2013
Albert Ali Salah, Hayley Hung, Oya Aran, Hatice Gunes, Creative Applications of Human Behavior Understanding, ACM MM Workshop on Human Behavior Understanding (HBU 2014), 2013
Kyriaki Kalimeri, Bruno Lepri, Oya Aran, Dinesh Babu Jayagopi, Daniel Gatica-Perez and Fabio Pianesi, Modeling dominance effects on nonverbal behaviors using granger causality, International Conference on Multimodal Interaction, ICMI 2012, Santa Monica, CA, 2012.
D. Sanchez-Cortes, O. Aran, D. Gatica-Perez, An audio visual corpus for emergent leader analysis, ICMI workshop on Multimodal Corpora for Machine Learning, Alicante, 2011.
J.-I. Biel, O. Aran, D. Gatica-Perez, You Are Known by How You Vlog: Personality Impressions and Nonverbal Behavior in YouTube, AAAI International Conference on Weblogs and Social Media (ICWSM), Washington DC, May 2011 .
G. Chittaranjan, O. Aran, and D. Gatica-Perez, Exploiting Observers' Judgments for Nonverbal Group Interaction Analysis, IEEE Int. Conf. on Automatic Face and Gesture Recognition (FG), Santa Barbara, 2011.
D. Sanchez-Cortes, O. Aran, M. Schmid-Mast, D. Gatica-Perez, Identifying Emergent Leadership in Small Groups using Nonverbal Communicative Cues,12th International Conference on Multimodal Interfaces and 7th Workshop on Machine Learning for Multimodal Interaction (ICMI-MLMI'10), Bejing, China, 2010.
O. Aran, D. Gatica-Perez, Fusing Audio-Visual Nonverbal Cues to Detect Dominant People in Conversations,International Conference On Pattern Recognition (ICPR'10), Istanbul, Turkey, 2010.
Oya Aran, Hayley Hung, Daniel Gatica-Perez, A Multimodal Corpus for Studying Dominance in Small Group Conversations, LREC workshop on Multimodal Corpora: Advances in Capturing, Coding and Analyzing Multimodality, Malta, May 2010, accepted.
Ilker Yildirim, Oya Aran, Pinar Yolum, & Lale Akarun, Cooperative Sign Language Tutoring: A Multiagent Approach, 10th Annual International Workshop Engineering Societies in the Agents' World (ESAW'09), 2009. (Best paper award)
Pinar Santemiz, Oya Aran, Murat Saraclar, Lale Akarun, Automatic Sign Segmentation from Continuous Signing via Multiple Sequence Alignment, the IEEE International Conference on Computer Vision (ICCV'09) - Workshop on Human-Computer Interaction, Kyoto, Japan, 2009.
Pavel Campr, Marek Hruz, Alexey Karpov, Pinar Santemiz, Milos Zelezny, and Oya Aran, Input and output modalities used in a sign-language-enabled information kiosk, 13th International Conference on Speech and Computer (SPECOM'09), pp.113-116, St.Petersburg, Russia, 2009.
Oya Aran & Lale Akarun, Multi-class Classification Strategies for Fisher Scores of Gesture and Sign Sequences, International Conference On Pattern Recognition (ICPR'08), 2008
Oya Aran, Ismail Ari, Pavel Campr, Erinc Dikici, Marek Hruz, Deniz Kahramaner, Siddika Parlak, Lale Akarun & Murat Saraclar, Speech and Sliding Text Aided Sign Retrieval from Hearing Impaired Sign News Videos , eNTERFACE'07 The Summer Workshop on Multimodal Interfaces, Istanbul, Turkey, 2007
Oya Aran, Thomas Burger, Alice Caplier & Lale Akarun, Sequential Belief Based Fusion of Manual and Non-manual Signs , The 7th International Workshop on Gesture in Human-Computer Interaction and Simulation (GW 2007), 2007
Thomas Burger, Alexandra Urankar, Oya Aran, Lale Akarun & Alice Caplier, Cued Speech Hand Shape Recognition , 2nd International Conference on Computer Vision Theory and Applications (VISAPP'07), Spain, 2007
Cem Keskin, Koray Balci, Oya Aran, Bulent Sankur & Lale Akarun, A Multimodal 3D Healthcare Communication System , 3DTV Conference, 2007
Oya Aran, Ismail Ari, Alexandre Benoit, Pavel Campr, Ana Huerta Carrillo, François-Xavier Fanard, Lale Akarun, Alice Caplier, Michele Rombaut & Bulent Sankur, Sign Language Tutoring Tool, eNTERFACE 2006, The Summer Workshop on Multimodal Interfaces, Dubrovnik, Croatia, , 23-33 2006
Oya Aran & Lale Akarun, Recognizing Two Handed Gestures with Generative, Discriminative and Ensemble Methods via Fisher Kernels , Lecture Notes in Computer Science: Multimedia Content Representation, Classification and Security International Workshop, MRCS 2006, Istanbul, Turkey, September 11-13, 2006, Proceedings, , 4015 , 159-166 2006
Thomas Burger, Oya Aran & Alice Caplier, Modeling hesitation and conflict: A belief-based approach for multi-class problems , International Conference on Machine Learning and Applications (ICMLA'06), Florida, 2006
Mehmet Emre Sargin, Oya Aran, Alexey Karpov, Ferda Ofli, Yelena Yasinnik, Stephen Wilson, Engin Erzin, Yucel Yemez & A. Murat Tekalp, Gesture-Speech Correlation Analysis and Speech Driven Gesture Synthesis , IEEE International Conference on Multimedia, Expo (ICME'06), Toronto, 2006
Oya Aran, Cem Keskin & Lale Akarun, Sign Language Tutoring Tool , European Signal Processing Conference, EUSIPCO'05, Antalya, Turkey, 2005
Cem Keskin, Oya Aran & Lale Akarun, Real Time Gestural Interface For Generic Applications , European Signal Processing Conference, EUSIPCO'05, Antalya, Turkey, 2005
Mehmet Emre Sargin, Ferda Ofli, Yelena Yasinnik, Oya Aran, Alexey Karpov, Stephen Wilson, Yucel Yemez, Engin Erzin & A. Murat Tekalp, Combined Gesture-Speech Analysis and Synthesis , Proceedings of eNTERFACE 2005, The Summer Workshop on Multimodal Interfaces, Faculte Polytechnique de Mons, Belgium, 2005
Oya Aran & Ethem Alpaydin, An Incremental Neural Network Construction Algorithm for Training Multilayer Perceptrons , ICANN/ICONIP'03, 2003
National Conferences
P. Santemiz, O. Aran, M. Saraclar, L. Akarun, Alignment Based Extraction of Isolated Signs from Sign Language Videos, IEEE 17th Signal Processing and Communications Applications Conference (SIU'09), Antalya, Turkey, 2009.
Oya Aran & Lale Akarun, A Particle Filter Based Algorithm for Robust Tracking of Hands and Face Under Occlusion, IEEE 16th Signal Processing and Communications Applications (SIU 2008), 2008
Oya Aran & Lale Akarun, Sign Language Processing and Interactive Tools for Sign Language Education , IEEE 15th Signal Processing and Communications Applications (SIU 2007), 2007
Oya Aran, Ismail Ari, Amac Guvensan, Hakan Haberdar, Zeyneb Kurt, Irem Turkmen, Asli Uyar & Lale Akarun, A Database of Non-Manual Signs in Turkish Sign Language , IEEE 15th Signal Processing and Communications Applications (SIU'07), 2007
Oya Aran & Lale Akarun, Combination Strategies for 2D Features to Recognize 3D Gestures , IEEE 14th Signal Processing and Communications Applications (SIU 2006), 2006
Oya Aran, Cem Keskin & Lale Akarun, Engelliler icin Bilgisayar Uygulamalari ve Isaret Dili Egitimi , GAP V. Muhendislik Kongresi Bildiriler Kitabi, 2006
Thesis
Oya Aran, Vision Based Sign Language Recognition: Modeling and Recognizing Isolated Signs With Manual and Non-manual Components, PhD Thesis, Bogazici University, Istanbul, Turkey, 2008
Oya Aran, Incremental Neural Network Construction Algorithms for Training Multilayer Perceptrons, MS Thesis, Bogazici University, Istanbul, Turkey, 2002