[Last update: October 26, 2024]
Photo by Vlad Kutepov on Unsplash

All listed publications are aimed to disseminate research and scholarly technical reports. Apart from any fair dealing for the purposes of research, education, or self-study, all publications may only be reproduced, stored or transmitted online, in any form or by any means, with the prior permission in writing of the author. Some papers cannot be found directly in this webpage due to copyright issue. If you would like to read the PDF file, please drop me an email to: sunu{at}ugm.ac.id

Please note that the selected publications below are related with eye tracking, human-computer interaction, user experience, and applied artificial intelligence. For complete list of publications, see my Scopus or Google Scholar page.

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Orcid page : http://orcid.org/0000-0001-9613-7017
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Scopus Author ID : 26654457700
Scopus h-index (2024) : 16
See National Research Score (Sinta@Kemdikbud)

Under-reviewed manuscripts (on-going submission):

  1. Herlina, S. Murnani, A.A.A. Rizqi, R. Hartanto, I. Ardiyanto, and S. Wibirama, “A Robust Object Selection Technique for Spontaneous Gaze-Based Interaction,” submitted to IEEE Access, 2023. (IF: 3.9)
  2. A.H. Fristiana, S.A.I Alfarozi, A.E. Permansari, M. Pratama, S. Wibirama, “A Survey on Hyperparameters Optimization of Deep Learning for Time Series Classification,” submitted to IEEE Access, 2023 (IF: 3.9). 
  3. H.L. Sobrian, A.H. Fristiana, S.A.I. Alfarozi, A.E. Permanasari, and S. Wibirama, “Reinforcement Learning in Time Series Analysis: A Systematic Literature Review , submitted to ASEAN Journal on Science and Technology for Development (AJSTD), 2024 (SJR: 0.262).
  4. S. Rosidah, F.X. Ivan, S. Murnani, H. Nurlatifa, and S. Wibirama, “Impact of Color, Shape, and Typeface on Visual Attention: An Eye Tracking-Based User Experience Study”, submitted to ASEAN Journal on Science and Technology for Development (AJSTD), 2024 (SJR: 0.262).
  5. D.S.E. Atmaja, S. Wibirama, M.K. Herliansyah, A. Sudiarso, “Comparative Study of Integral Image and Normalized Cross-Correlation Methods for Defect Detection on Batik Klowong Fabric”, submitted to IEEE Access, 2024 (IF: 3.9).

International Journals (indexed by Scopus and/or ISI Thomson Reuters)

  1. S. Murnani, N.A. Setiawan, S. Wibirama, “Robust Object Selection in Spontaneous Gaze-Controlled Application using Exponential Moving Average and Hidden Markov Model,” IEEE Transactions on Human-Machine Systems, Vol. 54, No. 5, pp. 485-498, 2024 (IF: 3.5). https://doi.org/10.1109/THMS.2024.3413781
  2. N. Paeedeh, M. Pratama, S. Wibirama, W. Mayer, Z. Cao, and R. Kowalczyk, “Few-Shot Class Incremental Learning via Robust Transformer Approach”,  Information Sciences, Vol. 675, No. 120751, 2024. (IF: 8.1). https://doi.org/10.1016/j.ins.2024.120751 
  3. H. Nurlatifa, R. Hartanto, A. Ataka, and  S. Wibirama, “Optimum Object Selection Methods for Spontaneous Gaze-Based Interaction with Linear and Circular Trajectories,” Results in Engineering, Vol. 21, pp. 101769, 2024. (IF: 5.0) https://doi.org/10.1016/j.rineng.2024.101769
  4. L.A. Putri, I. Rahman, M. Puspita, S.N. Hidayat, A.B. Dharmawan, A. Rianjanu, S. Wibirama, R. Roto, K. Triyana, and H.S. Wasisto, “Rapid analysis of meat floss origin using a supervised machine learning-based electronic nose towards food authentication,” npj Science of Food, Vol. 7, No. 31, pp. 1-15, 2023. (IF: 7.000) https://doi.org/10.1038/s41538-023-00205-2
  5. P. V. Yulianandra, S. Murnani, P.I. Santosa, S. Wibirama, “Observing Cognitive Load During Online Learning with Various Task Complexities: An Eye Tracking Approach,” International Journal of Innovation and Learning, Vol. 34, No. 1, pp. 96-117, 2023 (SJR: 0.226). https://doi.org/10.1504/IJIL.2023.10051446
  6. S. Murnani, N.A. Setiawan, S. Wibirama, “Spontaneous Gaze Interaction Based on Smooth Pursuit Eye Movement Using Difference Pattern Approach,” in Communications in Science and Technology, Vol. 7, No.1,  pp.8-14, 2022. (SJR: 0.277).  https://doi.org/10.21924/cst.7.1.2022.739  
  7. A.E. Permanasari, D.A. Hidayat, S. Wibirama, I.S. Sakkinah, and D.R.A. Rambli, “Development of a hospital virtual tour with virtual reality-based panorama”, International Journal of Innovation and Learning, Vol. 30, No. 2, pp.119–131, 2021. (SJR: 0.226). https://doi.org/10.1504/IJIL.2021.117218 
  8. S. Wibirama, P. I. Santosa, P. Widyarani, N. Brilianto, W. Hafidh, “Physical Discomfort and Eye Movements during Arbitrary and Optical Flow-Like Motions in Stereo 3D Contents”, Virtual Reality, Vol. 24,  2020, pp. 39-51. (IF: 5.471). doi: https://doi.org/10.1007/s10055-019-00386-w
  9. I. Ardiyanto, S. Wibirama, F. Nurwanto, “Sliding Variance and Data Range for Lightweight Sports Activitiy Recognition with Fusion Modalities”,  Journal of King Saud University-Computer and Information Sciences, Vol. 32, 2020, pp. 775-783 (IF: 9.006). doi: https://doi.org/10.1016/j.jksuci.2018.08.012
  10. S. Thiyagarajan, S. N. Rosli, M. Kamal M.A, S. Wibirama, “Tracking The Eye-Mind Relationship of Positive Emotion using Eye Tracking Technique”,  Journal of Advanced Manufacturing Technology, Vol.13, No.2 (2), 2019. (SJR: 0.146)
  11. S. Thiyagarajan, M. Kamal M.A., S. Wibirama, O. Mikami, “Applying Eye Tracking Device on The Gazing Behaviour and Its Effects on Emotions Attributes”,  Journal of Advanced Manufacturing Technology, Vol.13, No.2 (2), 2019. (SJR: 0.146)
  12. N.H. Baharom, S. R. Aid, M. Kamal M.A., S. Wibirama, O. Mikami, “Exploring The Eye Tracking Data on Human Behaviour on Consumer Merchandise Product”,  Journal of Advanced Manufacturing Technology, Vol.13, No.2 (2), 2019. (SJR: 0.146)
  13. N.H. Baharom, N. Jayabalan, M. Kamal M.A., S. Wibirama, “Positive Emotion Recognition Through Eye Tracking Technology”, Journal of Advanced Manufacturing Technology, Vol.13, No.2(1), 2019, pp.143-152. (SJR: 0.146)
  14. S. Wibirama, I. Ardiyanto, T. Satriya, T.B. Adji, N. A. Setiawan, M. T. Setiawan, “An Improved Pupil Localization Technique for Real-Time Video-Oculography under Extreme Eyelid Occlusion”, International Journal of Innovative Computing, Information and Control, Vol. 15, No. 4, 2019, pp. 1547-1563. (SJR: 0.426). PDF
  15. W. Mahardika, S. Wibirama, R. Ferdiana, S. S. Kusumawardani, “A Novel User Experience Study of Parallax Scrolling using Eye Tracking and User Experience”, International Journal on Advanced Science, Engineering and Information Technology, Vol. 8, No. 4, 201, pp. 1226-1233. (SJR: 0.208). doi: http://dx.doi.org/10.18517/ijaseit.8.4.6500
  16. S. Wibirama, H.A. Nugroho, K. Hamamoto, “Depth Gaze and ECG Based Frequency Dynamics during Motion Sickness in Stereoscopic 3D Movie”, Entertainment Computing, Vol. 28, 2018, pp.117-127. (IF: 2.072). doi: https://doi.org/10.1016/j.entcom.2018.02.003  
  17. S. Wibirama, H.A. Nugroho, K. Hamamoto, “Evaluating 3D Gaze Tracking in Virtual Space: A Computer Graphics Approach,” Entertainment Computing, Vol. 21, June 2017, pp.11-17. (IF: 2.072). doi: http://doi.org/10.1016/j.entcom.2017.04.003
  18. S.Wibirama and K. Hamamoto, “3D Gaze Tracking on Stereoscopic Display using Optimized Geometric Method”, IEEJ Transactions on Electronics, Information, and Systems, Vol. 134, No. 3, 2014, pp. 345-352. (SJR: 0.154). doi: http://dx.doi.org/10.1541/ieejeiss.134.345
  19. S. Wibirama,  S. Tungjitkusolmun, and C. Pintavirooj , “Dual-Camera Acquisition for Accurate Measurement of Three-Dimensional Eye Movements,” Transactions on Electrical and Electronic Engineering, Vol.8(3), 2013, pp. 238-246. (IF: 0.923). doi: http://dx.doi.org/10.1002/tee.21845

Conferences

2023

  1. A.Q. Zulfa, P.I. Santosa, and S. Wibirama, “Kansei Engineering Implementation to Enhance Emotional Design of Learning Media,” presented in 2023 9th International Conference on Science and Technology (ICST) – Computer and Information Technology Symposium, November, 1-2, 2023, Yogyakarta, Indonesia.
  2. N. Tiandini, B.S. Hantono, S. Wibirama, “User Experience Evaluation Method for Mobile Learning,” presented in 2023 9th International Conference on Science and Technology (ICST) – Computer and Information Technology Symposium, November, 1-2, 2023, Yogyakarta, Indonesia.
  3. A.H. Fristiana, S.A.I. Alfarozi, A.E. Permanasari, and S. Wibirama, “Improving Deep Learning-Based Eye Movements Classification Using Bayesian Optimization”, presented in 2023 IEEE International Biomedical Instrumentation and Technology Conference (IBITeC), November, 9-10, 2023, Yogyakarta, Indonesia.
  4. A. Damayanti, S.S. Kusumawardani, and S. Wibirama, “A Review of Learners’ Self-Regulated Learning Behavior Analysis Using Log-Data Traces”, in 2023 IEEE 12th International Conference on Engineering Education (ICEED), August, 29-30, 2023, Kuala Lumpur, Malaysia, pp.90-95. doi: https://doi.org/10.1109/ICEED59801.2023.10264050 
  5. E.A.H. Talib, P.I. Santosa, and S. Wibirama, “Evaluation of Learning Management Systems Based on Usability and User Experience: A Systematic Literature Review”, in 2023 International Seminar on Intelligent Technology and Its Applications (ISITIA 2023), July, 26-27, 2023, Surabaya, Indonesia pp. 691 – 696. doi: http://dx.doi.org/10.1109/ISITIA59021.2023.10221015  

2022 

  1. M.O.B. Wibowo, S.A.I. Alfarozi, and S. Wibirama, “Pros and Cons of Fixation and Smooth Pursuit Interaction in Assistive Technology: A Review,” in 2022 8th International Conference on Science and Technology (ICST 2022), September, 8-7, 2022, Yogyakarta, Indonesia. doi: https://doi.org/10.1109/ICST56971.2022.10136260
  2. D.A. Suryakusuma, Harisno, A. Wicaksono, R. Hartanto, and S. Wibirama, “Implementing Design Thinking in The Development of Digital Signage User Interface for Public Health Education”, in 2022 8th International Conference on Science and Technology (ICST 2022), September, 8-7, 2022, Yogyakarta, Indonesia. doi: https://doi.org/10.1109/ICST56971.2022.10136306  
  3. A.D. Ramadhan, A.E. Permanasari, S. Wibirama, “Gamification Opportunity in Augmented Reality-Based Learning Media: A Review.” in 2022 2nd International Conference on Intelligent Cybernetics Technology and Applications (ICICyTA 2022), December, 15-16, 2022, Bandung, Indonesia pp. 117-122. doi: http://dx.doi.org/10.1109/ICICyTA57421.2022.10037922  
  4. Z. Athiyah, A.E. Permanasari, S. Wibirama, “Development of Gamification Design on Heart Anatomy Learning Media,” in 2022 4th International Conference on Biomedical Engineering (IBIOMED 2022), October, 18-19, 2022, Yogyakarta, Indonesia, pp. 97-102. doi: http://dx.doi.org/10.1109/IBIOMED56408.2022.9987817 
  5. M.A. Fikri, I.K.A. Putra, S. Wibirama, “Object Selection Using LSTM Networks for Spontaneous Gaze-Based Interaction,” in 2022 14th International Conference on Information Technology and Electrical Engineering (ICITEE 2022), October, 18-19, 2022, Yogyakarta, Indonesia, pp. 270-274. doi: http://dx.doi.org/10.1109/ICITEE56407.2022.9954104
  6. I.K.A Putra, M.A. Fikri, S.A.I Alfarozi, S. Wibirama, “Review of Feature Extraction on Video-Oculography (VOG) and Electro-Oculography (EOG) Signals,” in 2022 IEEE International Conference on Cybernetics and Computational Intelligence (CyberneticsCom), June, 16-18, 2022, Malang, Indonesia, 2022, pp. 416-420. doi: https://doi.org/10.1109/CyberneticsCom55287.2022.9865308 

2021

  1. M.A.R. Azhar, H.A. Nugroho, S. Wibirama, “The Study of Multivariable Autoregression Methods to Forecast Infectious Diseases,” in 2021 IEEE 5th International Conference on Information Technology, Information Systems and Electrical Engineering (ICITISEE), November, 24-25, 2021, Purwokerto, Indonesia, 2021, pp. 83-88. doi: https://doi.org/10.1109/ICITISEE53823.2021.9655881
  2. H. Nurlatifa, R. Hartanto, S. Wibirama, “Spontaneous Gaze-Based Application Using 2D Correlation and Velocity Threshold Identification,” in 2021 5th International Conference on Informatics and Computational Sciences (ICICoS), November 24-25, 2021, Semarang, Indonesia, 2021, pp. 75-80. doi: https://doi.org/10.1109/ICICoS53627.2021.9651863
  3. M.A. Fikri, P.I. Santosa, S. Wibirama, “A Review on Opportunities and Challenges of Machine Learning and Deep Learning for Eye Movements Classification,” in 2021 IEEE International Biomedical Instrumentation and Technology Conference (IBITeC), October 20-21, 2021, Yogyakarta, Indonesia, 2021, pp.65-70. doi: https://doi.org/10.1109/IBITeC53045.2021.9649434
  4. V.P. Waroy, S. Wibirama, I. Ardiyanto, “Research on Skewed License Plate Recognition: A Systematic Literature Review,” in 2021 International Conference on Computer System, Information Technology, and Electrical Engineering (COSITE), October 20-21, 2021, Banda Aceh, Indonesia, 2021, pp. 1-6. doi: https://doi.org/10.1109/COSITE52651.2021.9649535
  5. A. Nuraini, S. Murnani, I. Ardiyanto, S. Wibirama, “Machine Learning in Gaze-Based Interaction: A Survey of Eye Movements Events Detection,” in 2021 International Conference on Computer System, Information Technology, and Electrical Engineering (COSITE), October 20-21, 2021, Banda Aceh, Indonesia, 2021, pp. 150-155. doi: https://doi.org/10.1109/COSITE52651.2021.9649646
  6. A.E. Permanasari, B. Ratna P.S., F. Yanuar S., M.P. Maharani, S. Wibirama, J. Yunus, “Design of Gamification for Anatomy Learning Media,” in 2021 13th International Conference on Information Technology and Electrical Engineering (ICITEE), October 14-15, 2021, Chiang Mai, Thailand, 2021, pp.122-126. doi: https://doi.org/10.1109/ICITEE53064.2021.9611852
  7. S. Wibirama, S. Murnani, I.D. Sukowati, R. Ferdiana, “Gaze-Controlled Digital Signage for Public Health Education during Covid-19 Pandemic”, in 2021 9th International Conference on Information and Communication Technology (ICoICT), August 3-5, 2021, Yogyakarta, Indonesia, 2021. https://doi.org/10.1109/ICoICT52021.2021.9527531
  8. M. Rakhman, A.E. Permanasari, S. Wibirama, I.S. Sakkinah, “Observing Impression of User Experience for Learning Cranium Anatomy”, in 2021 8th International Conference on Computer and Communication Engineering (ICCCE), June 22-23, 2021, Kuala Lumpur, Malaysia, 2021. https://doi.org/10.1109/ICCCE50029.2021.9467189
  9. H.Z. Wijasena, R. Ferdiana, S. Wibirama, “A Survey of Emotion Recognition using Physiological Signal in Wearable Devices”, in 2021 International Conference on Artificial Intelligence and Mechatronics Systems (AIMS), April 28-30, 2021, Bandung, Indonesia, 2021. https://doi.org/10.1109/AIMS52415.2021.9466092

2020

  1. Wibirama, A.G.P. Sidhawara, G.L. Pritalia, T. B. Adji, “A Survey of Learning Style Detection Method using Eye-Tracking and Machine Learning in Multimedia Learning”, in 2020 International Symposium on Community-centric Systems (CcS), September 23-26, 2020, Tokyo, Japan, 2020. https://doi.org/10.1109/CcS49175.2020.9231447
  2. S. Wibirama, S. Murnani, N.A. Setiawan, H. Nurlatifa, “A Survey of Event Detection Methods for Eye Movements Classification in Smooth-Pursuit-Based Interactive Applications”, in 2020 International Symposium on Community-centric Systems (CcS), September 23-26, 2020, Tokyo, Japan, 2020. https://doi.org/10.1109/CcS49175.2020.9231384
  3. S. Wibirama, S. Murnani, and N.A. Setiawan, “Spontaneous Gaze Gesture Interaction in the Presence of Noises and Various Types of Eye Movements”,  in Symposium on Eye Tracking Research and Applications (ETRA ’20 Short Papers), June 2–5, 2020, Stuttgart, Germany. ACM, New York, NY, USA, 5 pages, 2020. https://doi.org/10.1145/3379156.3391363
  4. M. Alfaroby E., S. Wibirama, I. Ardiyanto, “Accuracy Improvement of Object Selection in Gaze Gesture Application using Deep Learning”, in  Proceedings of the 12th International Conference on Information Technology and Electrical Engineering (ICITEE 2020), October 6-8, 2020, Yogyakarta, Indonesia, 2020. https://dx.doi.org/10.1109/ICITEE49829.2020.9271771.
  5. G.L. Pritalia; S. Wibirama; T.B. Adji; S. Kusrohmaniah, “Classification of Learning Styles in Multimedia Learning Using Eye-Tracking and Machine Learning,” in 2020 FORTEI-International Conference on Electrical Engineering (FORTEI-ICEE), Bandung 23 September 2020, pp. 145-150 .doi: https://doi.org/10.1109/FORTEI-ICEE50915.2020.9249875
  6. Hudalizaman, I. Ardiyanto, S. Wibirama, “Network Architecture Search Method on Hyperparameter Optimization of Convolutional Neural Network: Review,” in Proceedings of 2020 6th International Conference on Science and Technology (ICST), Yogyakarta 7-8 September 2020, doi: https://doi.org/10.1109/ICST50505.2020.9732800
  7. A.G.P. Sidhawara, S. Wibirama, T.B. Adji, S. Kusrohmaniah, “Classification of Visual-Verbal Cognitive Style in Multimedia Learning using Eye-Tracking and Machine Learning,” in Proceedings of 2020 6th International Conference on Science and Technology (ICST), Yogyakarta 7-8 September 2020, doi: https://doi.org/10.1109/ICST50505.2020.9732880
  8. H. Nurlatifa, S. Wibirama, R. Hartanto, “A Study of Event Detection Methods in Eye-Tracking Based on Its Properties,” in Proceedings of 2020 6th International Conference on Science and Technology (ICST), Yogyakarta 7-8 September 2020, doi: https://doi.org/10.1109/ICST50505.2020.9732839
      

2019

  1. D.A.S. Dewi, S. Wibirama, I. Ardiyanto, “Robust Pupil Localization Algorithm Under Off-Axial Pupil Occlusion”, in 2019 2nd International Conference on Bioinformatics, Biotechnology and Biomedical Engineering (BioMIC), September 12-13, 2019, Yogyakarta, Indonesia. https://doi.org/10.1109/BioMIC48413.2019.9034855
  2. I.D. Sukawati, S. Wibirama, N.A. Setiawan, M.K.M. Amin, “A Survey of Signal Processing Filters, Calibration, and Interactive Applications Based on Smooth Pursuit Eye Movement”, in 2019 5th International Conference on Science and Technology (ICST), 2019.
  3. S. Murnani, S. Wibirama, N.A. Setiawan, “Comparative Analysis of Signal Denoising Methods for Object Selection in Gaze-Based Interactive Applications”, in 2019 5th International Conference on Science and Technology (ICST), 2019. 
  4. S. Pribadi, S. Wibirama, I. Ardiyanto, “An Improved Pupil Detection Method under Eyeglass Occlusions”, in Asia Pacific Conference on Research in Industrial and System Engineering 2019, April 18-19, 2019, Depok, Indonesia, pp. 9-14. https://doi.org/10.1109/APCoRISE46197.2019.9318871

2018

  1. Herlina, S. Wibirama, I. Ardiyanto, “Object Selection Algorithm for Spontaneous Gaze-Based Interaction”, presented in The 11th AUN/SEED-Net Regional Conference on Computer and Information Engineering, 2018.
  2. P. E. Suryadana, S. Wibirama, I. Ardiyanto, “An Improved Iris Tracking Algorithm for Eye Identification under Visible Light”, in Proceedings of The International Conference on Computer Engineering, Network and Intelligent Multimedia, Surabaya 26-27 November 2018, pp. 340-345. doi: https://doi.org/10.1109/CENIM.2018.8710875
  3.  N.A. Setiawan, L.I. Izhar, Y.D. Nugroho, B.A. Pramudita, S. Wibirama, “EEG Motor Imagery Signal Classification Using Firefly Support Vector Machine“, in International Conference on Intelligent and Advanced Systems (ICIAS2018), Kuala Lumpur 13-14 Agustus 2018. doi: 10.1109/ICIAS.2018.8540578
  4. M. Setiawan, S. Wibirama, N. A. Setiawan, “Pupil Tracking Algorithm Based on Circular Hough Transform Algorithm”, in 2018 4th International Conference on Science and Technology (ICST), Yogyakarta 7-8 August 2018. doi: 10.1109/ICSTC.2018.8528286
  5. Herlina , S. Wibirama, I. Ardiyanto, “Similarity Measures of Object Selection in Interactive Applications based on Smooth Pursuit Eye Movements”, in International Conference on Information and Communications Technology (ICOIACT 2018), Yogyakarta 6-8 Maret 2018, pp. 638-643.

2017

  1. R. A. Warman, S. Wibirama, A. Bejo, “Performance Comparison of Signal Processing Filters on Smooth Pursuit Eye Movements,” in The 2nd International Conference on Information Technology, Information Systems and Electrical Engineering (ICITISEE 2017), Yogyakarta 1-3 November 2017, pp. 111-115.
  2. P. V. Yulianandra, S. Wibirama, P. I. Santosa, “Examining the Effect of Website Complexity and Task Complexity in Web-Based Learning Management System”, in The 1st International Conference on Informatics and Computational Science 2017, Semarang 15 November 2017, pp. 123-128. doi: 10.1109/ICICOS.2017.8276348
  3. N. P. I. R. Devy, S. Wibirama, P. I. Santosa, “Evaluating User Experience of English Learning Interface Using User Experience Questionnaire and System Usability Scale”, in The 1st International Conference on Informatics and Computational Science 2017, Semarang 15 November 2017, pp. 107-112. doi : 10.1109/ICICOS.2017.8276345
  4. S. Wibirama, H. A. Nugroho, “Towards Understanding Addiction Factors of Mobile Devices: An Eye Tracking Study on Effect of Screen Size,” in Proc. of 39th Annual International Conference of The IEEE Engineering in Medicine and Biology Society, Jeju Island, South Korea, 11-12 July 2017. doi: 10.1109/EMBC.2017.8037353
  5. K. Ito, Y. Koinuma, K. Miyamoto, S. Wibirama, M. Ohkura, “Creation of Japanese Version of Immersive Experience Questionnaire (IEQ) and Its Evaluation”,  in Annual Meeting of Japanese Society of Kansei Engineering, 29 March 2017. Link: http://jglobal.jst.go.jp/detail/?JGLOBAL_ID=201702256864049595
  6. F. N. Sari, P. I. Santosa, S. Wibirama, “Comparison of expert and novice scan behavior for using e-learning”, in Proc. SPIE 10443, Second International Workshop on Pattern Recognition, 104430E (June 19, 2017); doi:10.1117/12.2280731.

2016

  1. T. Satriya, S. Wibirama, I. Ardiyanto, “Robust Pupil Tracking Algorithm based on Ellipse Fitting,” The 2016 IEEE International Symposium on Electronics and Smart Devices, Bandung, Indonesia, 29-30 November 2016, pp. 253-257. doi: doi.org/10.1109/ISESD.2016.7886728
  2. S. Wibirama, R. R. Mahesa, H.A. Nugroho, K. Hamamoto, “Estimating 3D gaze in physical environment: a geometric approach on consumer-level remote eye tracker,” Proc. SPIE 10225, Eighth International Conference on Graphic and Image Processing (ICGIP 2016), Tokyo, Japan, 29-31 October 2016. pp. 102251H1-102251H6. doi: dx.doi.org/10.1117/12.2266109
  3. T. Wijayanto, S. Wibirama, Z. Z. Maryoto, M. N. Winadi, M. Bahit, “Effects of Morning-night Difference and Sleep Deprivation on Situation Awareness and Driving Performance”, submitted to The 2016 IEEE International Conference on Industrial Engineering and Engineering Management, Bali, Indonesia, 4-7 December 2016, pp.267 – 271. doi : 10.1109/IEEM.2016.7797878
  4. M. Bahit, S. Wibirama, H. A. Nugroho, T. Wijayanto, M. N.Winadi, “Investigation of Visual Attention in Day-Night Driving Simulator during Cybersickness Occurrence”, Proceedings of The 8th 2016 International Conference on Information Technology and Electrical Engineering (ICITEE 2016), Yogyakarta, Indonesia, 5-6 Oktober 2016, pp. 213-216. doi: doi.org/10.1109/ICITEED.2016.7863260
  5. S. Mujahidin, S. Wibirama, H.A. Nugroho, K. Hamamoto, “3D gaze tracking in real world environment using orthographic projection,” Proceedings of The 2016 Conference on Fundamental and Applied Science for Advanced Technology, AIP Publishing Vol. 1746, Yogyakarta, Indonesia, 25-26 January 2016, pp. 020072 (1-6). doi : dx.doi.org/10.1063/1.4953997

2015

  1. S. Wibirama, T. Wijayanto, H. A. Nugroho, M. Bahit, M. N. Winadi, “Quantifying visual attention and visually induced motion sickness during day-night driving and sleep deprivation,” in Proceedings of The 2015 International Conference on Data and Software Engineering, Yogyakarta, Indonesia, 25-26 November 2015, pp. 191-194. doi: dx.doi.org/10.1109/ICODSE.2015.7436996
  2. S. Wibirama, H.A. Nugroho, and K. Hamamoto, “Design and Development of Evaluation Method for 3D Gaze Tracking in Virtual Space,” in Proceeding of The 10th International Forum on Strategic Technology 2015, Bali, Indonesia, 3-5 June 2015, pp. 434-437.

2014

  1. S. Wibirama & K. Hamamoto, “Investigation of Visually Induced Motion Sickness in Dynamic 3D Content based on Subjective Judgment, Heart Rate Variability, and Depth Gaze Behavior”, in Proceedings of The 36th Annual International Conference of the IEEE EMBS 2014, Chicago, US, 26-30 August 2014, pp. 4803-4806. doi: 10.1109/EMBC.2014.6944698

2013

  1. S. Wibirama & K. Hamamoto, “Design and Implementation of Gaze Tracking Headgear for Nvidia 3D Vision®”  in Proceeding of The 5th IEEE International Conference on Information Technology and Electrical Engineering 2013 (ICITEE 2013), Yogyakarta, Indonesia, 7-8 October 2013, pp. 84-87. doi: 10.1109/ICITEED.2013.6676216
  2. S. Wibirama & K. Hamamoto, “3D Gaze Tracking System for Nvidia 3D Vision®” in Proceeding of The 35th Annual International Conference of the IEEE EMBS, Osaka, Japan, 3-7 July 2013, pp. 3194-3197. doi: 10.1109/EMBC.2013.6610220

2012

  1. S. Wibirama & K. Hamamoto, “Error Correction in Geometric Method of 3D Gaze Measurement using Singular Value Decomposition” in Proceeding of The 5th Indonesia Japan Joint Scientific Symposium, Chiba, Japan, 25-26 October 2012, pp. 554-558.
  2. S. Wibirama & K. Hamamoto, “A Geometric Model for Measuring Depth Perception in Immersive Virtual Environment”, in Proceeding of ACM Asia Pacific Conference on Computer Human Interaction 2012, Vol. 2, Matsue, Japan, 28-31 August 2012. ISBN: 978-4-9906562-0-1. pp. 325-330. (Acceptance rate : 30%).

2011

  1. S. Wibirama,  S. Tungjitkusolmun, and C. Pintavirooj, “Real-time 3D Eyeball Visualization on Stereo Eye Movements Tracking System,” in The 3rd Regional Conference on ICT Applications for Industries and Small Companies in ASEAN Countries (RCICT 2011), pp. 127-131. Laos, 2011.

2009

  1. S. Wibirama, S. Tungjitkusolmun, C. Pintavirooj, and K. Hamamoto, “Real Time Eye Tracking using Initial Centroid and Gradient Analysis,” in Proceeding of  The 6th IEEE International Conference of Electrical Engineering/Electronics, Computer, Telecommunications, and Information Technology (ECTI), ISBN:978-1-4244-3388-9. Pattaya, Thailand. 6-8 May 2009, pp. 1058-1061. doi: 10.1109/ECTICON.2009.5137226
  2. S. Wibirama, S.Tungjitkusolmun, C. Pintavirooj, and K. Hamamoto, “Dual Cameras Acquisition For Three-Dimensional Eye-Motion Tracking” in Proceeding of 2nd Biomedical Engineering International Conference (BMEiCON 2009), Thailand, 2009, pp.18-19.
  3. S. Wibirama, “Sistem Pelacak Gerakan Mata 3D”, in Proceeding of Seminar Nasional Teknologi Informasi 2009 (SNATI 2009) , ISSN:1907-5022, Yogyakarta, Indonesian Islamic University, 2009. (Bahasa Indonesia).
  4. S. Wibirama, V. Mahasitthiwat, S. Tungjitkusolmun, C. Pintavirooj, and K. Vichienchom, “Eye-Motion Tracking Using Motion Gradient,” in Proceeding of  The 3rd International Symposium on Biomedical Engineering 2008, Thailand, 2008, pp.84-87 and in The Papers of Technical Meeting on Medical and Biological Engineering 09-36~70, IEE Japan, 31 March 2009, pp. 121-124.