Ayse Oktay

Assoc. Prof., Yildiz Technical University

Research Expertise

Medical image analysis
Computer vision
Machine learning
Pattern recognition
Data science
Structural Biology
Cell Biology
Computer Science Applications
Artificial Intelligence
Biomedical Engineering
Computer Graphics and Computer-Aided Design
Health Informatics
Computer Vision and Pattern Recognition
Radiological and Ultrasound Technology
Radiology, Nuclear Medicine and imaging
Signal Processing
Software
Information Systems
Bioengineering
Biophysics
Biomaterials
Surgery
Orthopedics and Sports Medicine
Rehabilitation
Education
Library and Information Sciences
Statistics and Probability
Statistics, Probability and Uncertainty
Public Health, Environmental and Occupational Health
Health (social science)
Hardware and Architecture
Computer Networks and Communications
Media Technology
Geography, Planning and Development
Development

About

Experienced academic and researcher specializing in data science and computer vision, with a proven track record in academia and industry. Proficient in Computer Vision, Machine Learning, and Image Processing, with published many works recognized by over 1000 citations in peer-reviewed publications. Proven ability to collaborate effectively within multidisciplinary teams to tackle complex problems and deliver innovative solutions.  Advocate for teamwork, effective communication, and mentorship.

Publications

Forecasting air pollutant indicator levels with geographic models 3days in advance using neural networks

Expert Systems with Applications / Dec 01, 2010

Kurt, A., & Oktay, A. B. (2010). Forecasting air pollutant indicator levels with geographic models 3days in advance using neural networks. Expert Systems with Applications, 37(12), 7986–7992. https://doi.org/10.1016/j.eswa.2010.05.093

An online air pollution forecasting system using neural networks

Environment International / Jul 01, 2008

Kurt, A., Gulbagci, B., Karaca, F., & Alagha, O. (2008). An online air pollution forecasting system using neural networks. Environment International, 34(5), 592–598. https://doi.org/10.1016/j.envint.2007.12.020

Automatic detection, localization and segmentation of nano-particles with deep learning in microscopy images

Micron / May 01, 2019

Oktay, A. B., & Gurses, A. (2019). Automatic detection, localization and segmentation of nano-particles with deep learning in microscopy images. Micron, 120, 113–119. https://doi.org/10.1016/j.micron.2019.02.009

Tooth detection with Convolutional Neural Networks

2017 Medical Technologies National Congress (TIPTEKNO) / Oct 01, 2017

Betul Oktay, A. (2017, October). Tooth detection with Convolutional Neural Networks. 2017 Medical Technologies National Congress (TIPTEKNO). https://doi.org/10.1109/tiptekno.2017.8238075

Simultaneous Localization of Lumbar Vertebrae and Intervertebral Discs With SVM-Based MRF

IEEE Transactions on Biomedical Engineering / Sep 01, 2013

Oktay, A. B., & Akgul, Y. S. (2013). Simultaneous Localization of Lumbar Vertebrae and Intervertebral Discs With SVM-Based MRF. IEEE Transactions on Biomedical Engineering, 60(9), 2375–2383. https://doi.org/10.1109/tbme.2013.2256460

Computer aided diagnosis of degenerative intervertebral disc diseases from lumbar MR images

Computerized Medical Imaging and Graphics / Oct 01, 2014

Oktay, A. B., Albayrak, N. B., & Akgul, Y. S. (2014). Computer aided diagnosis of degenerative intervertebral disc diseases from lumbar MR images. Computerized Medical Imaging and Graphics, 38(7), 613–619. https://doi.org/10.1016/j.compmedimag.2014.04.006

Localization of the Lumbar Discs Using Machine Learning and Exact Probabilistic Inference

Lecture Notes in Computer Science / Jan 01, 2011

Oktay, A. B., & Akgul, Y. S. (2011). Localization of the Lumbar Discs Using Machine Learning and Exact Probabilistic Inference. In Medical Image Computing and Computer-Assisted Intervention – MICCAI 2011 (pp. 158–165). Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-23626-6_20

Differential diagnosis of Parkinson and essential tremor with convolutional LSTM networks

Biomedical Signal Processing and Control / Feb 01, 2020

Oktay, A. B., & Kocer, A. (2020). Differential diagnosis of Parkinson and essential tremor with convolutional LSTM networks. Biomedical Signal Processing and Control, 56, 101683. https://doi.org/10.1016/j.bspc.2019.101683

Human identification with dental panoramic radiographic images

IET Biometrics / Nov 06, 2017

Oktay, A. B. (2017). Human identification with dental panoramic radiographic images. IET Biometrics, 7(4), 349–355. Portico. https://doi.org/10.1049/iet-bmt.2017.0078

Nintendo Wii assessment of Hoehn and Yahr score with Parkinson's disease tremor

Technology and Health Care / Mar 14, 2016

Koçer, A., & Oktay, A. B. (2016). Nintendo Wii assessment of Hoehn and Yahr score with Parkinson’s disease tremor. Technology and Health Care, 24(2), 185–191. https://doi.org/10.3233/thc-151124

Nanoparticle detection from TEM images with deep learning

2018 26th Signal Processing and Communications Applications Conference (SIU) / May 01, 2018

Güven, G., & Oktay, A. B. (2018, May). Nanoparticle detection from TEM images with deep learning. 2018 26th Signal Processing and Communications Applications Conference (SIU). https://doi.org/10.1109/siu.2018.8404468

The validity of an objective measurement method using the Leap Motion Controller for fingers wrist, and forearm ranges of motion

Hand Surgery and Rehabilitation / Sep 01, 2021

Arman, N., Oktay, A. B., Tarakci, D., Tarakci, E., & Akgul, Y. S. (2021). The validity of an objective measurement method using the Leap Motion Controller for fingers wrist, and forearm ranges of motion. Hand Surgery and Rehabilitation, 40(4), 394–399. https://doi.org/10.1016/j.hansur.2021.03.007

Tooth Restoration and Dental Work Detection on Panoramic Dental Images via CNN

2020 Medical Technologies Congress (TIPTEKNO) / Nov 19, 2020

Gurses, A., & Oktay, A. B. (2020, November 19). Tooth Restoration and Dental Work Detection on Panoramic Dental Images via CNN. 2020 Medical Technologies Congress (TIPTEKNO). https://doi.org/10.1109/tiptekno50054.2020.9299272

Human Identification with Panoramic Dental Images using Mask R-CNN and SURF

2020 5th International Conference on Computer Science and Engineering (UBMK) / Sep 01, 2020

Gurses, A., & Oktay, A. B. (2020, September). Human Identification with Panoramic Dental Images using Mask R-CNN and SURF. 2020 5th International Conference on Computer Science and Engineering (UBMK). https://doi.org/10.1109/ubmk50275.2020.9219513

Air Pollution Forecasting with Random Forest Time Series Analysis

2018 International Conference on Artificial Intelligence and Data Processing (IDAP) / Sep 01, 2018

ALTINCOP, H., & OKTAY, A. B. (2018, September). Air Pollution Forecasting with Random Forest Time Series Analysis. 2018 International Conference on Artificial Intelligence and Data Processing (IDAP). https://doi.org/10.1109/idap.2018.8620768

Forecasting CO<inf>2</inf> Emission with Machine Learning Methods

2018 International Conference on Artificial Intelligence and Data Processing (IDAP) / Sep 01, 2018

GARIP, E., & OKTAY, A. B. (2018, September). Forecasting CO&lt;inf&gt;2&lt;/inf&gt; Emission with Machine Learning Methods. 2018 International Conference on Artificial Intelligence and Data Processing (IDAP). https://doi.org/10.1109/idap.2018.8620767

Diagnosis of COVID-19 with a Deep Learning Approach on Chest CT Slices

2020 Medical Technologies Congress (TIPTEKNO) / Nov 19, 2020

Yener, F. M., & Oktay, A. B. (2020, November 19). Diagnosis of COVID-19 with a Deep Learning Approach on Chest CT Slices. 2020 Medical Technologies Congress (TIPTEKNO). https://doi.org/10.1109/tiptekno50054.2020.9299266

Diagnosis of Degenerative Intervertebral Disc Disease with Deep Networks and SVM

Communications in Computer and Information Science / Jan 01, 2016

Oktay, A. B., & Akgul, Y. S. (2016). Diagnosis of Degenerative Intervertebral Disc Disease with Deep Networks and SVM. In Computer and Information Sciences (pp. 253–261). Springer International Publishing. https://doi.org/10.1007/978-3-319-47217-1_27

Automatic Tooth Identification in Dental Panoramic Images with Atlas-based Models

Proceedings of the International Conference on Pattern Recognition Applications and Methods / Jan 01, 2015

Guzel, S., Betul Oktay, A., & Tufan, K. (2015). Automatic Tooth Identification in Dental Panoramic Images with Atlas-based Models. Proceedings of the International Conference on Pattern Recognition Applications and Methods. https://doi.org/10.5220/0005179701360141

Prostate detection from abdominal ultrasound images: A part based approach

2015 IEEE International Conference on Image Processing (ICIP) / Sep 01, 2015

Albayrak, N. B., Betul Oktay, A., & Akgul, Y. S. (2015, September). Prostate detection from abdominal ultrasound images: A part based approach. 2015 IEEE International Conference on Image Processing (ICIP). https://doi.org/10.1109/icip.2015.7351142

Segmentation of Fe<inf>3</inf>O<inf>4</inf> nano particles in TEM images

2014 22nd Signal Processing and Communications Applications Conference (SIU) / Apr 01, 2014

Vural, U., & Oktay, A. B. (2014, April). Segmentation of Fe&lt;inf&gt;3&lt;/inf&gt;O&lt;inf&gt;4&lt;/inf&gt; nano particles in TEM images. 2014 22nd Signal Processing and Communications Applications Conference (SIU). https://doi.org/10.1109/siu.2014.6830613

Prior information based segmentation: A 3D level set surface matching approach

2008 23rd International Symposium on Computer and Information Sciences / Oct 01, 2008

Oktay, A. B., & Akgul, Y. S. (2008, October). Prior information based segmentation: A 3D level set surface matching approach. 2008 23rd International Symposium on Computer and Information Sciences. https://doi.org/10.1109/iscis.2008.4717934

A Novel Level Set Based Echocardiographic Contour Extraction Method with Prior Knowledge

Procedings of the British Machine Vision Conference 2008 / Jan 01, 2008

Oktay, A. B., & Akgul, Y. S. (2008). A Novel Level Set Based Echocardiographic Contour Extraction Method with Prior Knowledge. Procedings of the British Machine Vision Conference 2008. https://doi.org/10.5244/c.22.97

Detection, segmentation, and numbering of teeth in dental panoramic images with mask regions with convolutional neural network features

State of the Art in Neural Networks and their Applications / Jan 01, 2021

Oktay, A. B., & Gurses, A. (2021). Detection, segmentation, and numbering of teeth in dental panoramic images with mask regions with convolutional neural network features. In State of the Art in Neural Networks and their Applications (pp. 73–90). Elsevier. https://doi.org/10.1016/b978-0-12-819740-0.00004-8

Echocardiographic contour extraction with local and global priors through boosting and level sets

2009 IEEE Computer Society Conference on Computer Vision and Pattern Recognition Workshops / Jun 01, 2009

Oktay, A. B., & Akgul, Y. S. (2009, June). Echocardiographic contour extraction with local and global priors through boosting and level sets. 2009 IEEE Computer Society Conference on Computer Vision and Pattern Recognition Workshops. https://doi.org/10.1109/cvpr.2009.5204349

A physiological signal database of children with different special needs for stress recognition

Scientific Data / Jun 14, 2023

Coşkun, B., Ay, S., Erol Barkana, D., Bostanci, H., Uzun, İ., Oktay, A. B., Tuncel, B., & Tarakci, D. (2023). A physiological signal database of children with different special needs for stress recognition. Scientific Data, 10(1). https://doi.org/10.1038/s41597-023-02272-2

Age Estimation from Pediatric Panoramic Dental Images with CNNs and LightGBM

2022 Medical Technologies Congress (TIPTEKNO) / Oct 31, 2022

Aliyev, R., Arslanoglu, E., Yasa, Y., & Oktay, A. B. (2022, October 31). Age Estimation from Pediatric Panoramic Dental Images with CNNs and LightGBM. 2022 Medical Technologies Congress (TIPTEKNO). https://doi.org/10.1109/tiptekno56568.2022.9960211

Development of a Balance System Including Virtual Reality Applications for the Evaluation and Improvement of Balance: Physiotherapy–Engineering Cooperation

Archives of Health Science and Research / Feb 28, 2022

TARAKCI, E., ZENGINLER YAZGAN, Y., & OKTAY, A. B. (2022). Development of a Balance System Including Virtual Reality Applications for the Evaluation and Improvement of Balance: Physiotherapy–Engineering Cooperation. Archives of Health Science and Research, 9(1), 70–74. https://doi.org/10.5152/archealthscires.2022.22010

Locating cardiac walls with Adaboost and level sets

2010 IEEE 18th Signal Processing and Communications Applications Conference / Apr 01, 2010

Oktay, A. B., & Akgul, Y. S. (2010, April). Locating cardiac walls with Adaboost and level sets. 2010 IEEE 18th Signal Processing and Communications Applications Conference. https://doi.org/10.1109/siu.2010.5654390

Architectural Design Methodologies for Complex Evolving Systems

12th IEEE International Conference on Engineering Complex Computer Systems (ICECCS 2007) / Jan 01, 2007

Vora, U. (2007). Architectural Design Methodologies for Complex Evolving Systems. 12th IEEE International Conference on Engineering Complex Computer Systems (ICECCS 2007). https://doi.org/10.1109/iceccs.2007.15

Differentiation of lung and breast cancer brain metastases: Comparison of texture analysis and deep convolutional neural networks

Journal of Clinical Ultrasound / Sep 09, 2023

Gultekin, M. A., Peker, A. A., Oktay, A. B., Turk, H. M., Cesme, D. H., Shbair, A. T. M., Yilmaz, T. F., Kaya, A., Yasin, A. I., Seker, M., Mayadagli, A., & Alkan, A. (2023). Differentiation of lung and breast cancer brain metastases: Comparison of texture analysis and deep convolutional neural networks. Journal of Clinical Ultrasound, 51(9), 1579–1586. Portico. https://doi.org/10.1002/jcu.23558

Prostate localization from abdominal ultrasound images by using a two-level approach

2017 25th Signal Processing and Communications Applications Conference (SIU) / May 01, 2017

Albayrak, N. B., Oktay, A. B., & Akgul, Y. S. (2017, May). Prostate localization from abdominal ultrasound images by using a two-level approach. 2017 25th Signal Processing and Communications Applications Conference (SIU). https://doi.org/10.1109/siu.2017.7960487

Extraction of left ventricle borders with local and global priors from echocardiograms

Machine Vision and Applications / Oct 20, 2012

Oktay, A. B., & Akgul, Y. S. (2012). Extraction of left ventricle borders with local and global priors from echocardiograms. Machine Vision and Applications, 24(7), 1393–1403. https://doi.org/10.1007/s00138-012-0458-9

Desiccation detection from lumbar MR images

2013 21st Signal Processing and Communications Applications Conference (SIU) / Apr 01, 2013

Oktay, A. B., Albayrak, N. B., & Akgul, Y. S. (2013, April). Desiccation detection from lumbar MR images. 2013 21st Signal Processing and Communications Applications Conference (SIU). https://doi.org/10.1109/siu.2013.6531433

Localization of intervertebral lumbar discs

2012 20th Signal Processing and Communications Applications Conference (SIU) / Apr 01, 2012

Albayrak, N. B., Oktay, A. B., & Akgul, Y. S. (2012, April). Localization of intervertebral lumbar discs. 2012 20th Signal Processing and Communications Applications Conference (SIU). https://doi.org/10.1109/siu.2012.6204762

Artificial neural networks based modelling of carbon monoxide: Effects of spatial parameters

Information Technologies in Environmental Engineering / Jan 01, 2009

Kurt, A., Oktay, A. B., Karaca, F., & Alagha, O. (2009). Artificial neural networks based modelling of carbon monoxide: Effects of spatial parameters. In Environmental Science and Engineering (pp. 345–356). Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-540-88351-7_26

Stress recognition from facial images in children during physiotherapy with serious games

Expert Systems with Applications / Mar 01, 2024

Vural, Ş. F., Yurdusever, B., Oktay, A. B., & Uzun, I. (2024). Stress recognition from facial images in children during physiotherapy with serious games. Expert Systems with Applications, 238, 121837. https://doi.org/10.1016/j.eswa.2023.121837

Middle East region: Turkey

Rehabilitation Robots for Neurorehabilitation in High-, Low-, and Middle-Income Countries / Jan 01, 2024

Barkana, D. E., Uzun, I., Tarakci, D., Tarakci, E., Oktay, A. B., & Akgul, Y. S. (2024). Middle East region: Turkey. In Rehabilitation Robots for Neurorehabilitation in High-, Low-, and Middle-Income Countries (pp. 353–366). Elsevier. https://doi.org/10.1016/b978-0-323-91931-9.00014-1

Fizyoterapist ve Mühendis İş Birliği ile Rehabilitasyon Yazılımının Geliştirilmesi: Omuz Rehabilitasyonu Pilot Çalışması

Gümüşhane Üniversitesi Sağlık Bilimleri Dergisi / Dec 26, 2023

MENEK, B., OKTAY, Doç. Dr. A. B., & TARAKCI, D. (2023). Fizyoterapist ve Mühendis İş Birliği ile Rehabilitasyon Yazılımının Geliştirilmesi: Omuz Rehabilitasyonu Pilot Çalışması. Gümüşhane Üniversitesi Sağlık Bilimleri Dergisi, 12(4), 1950–1958. https://doi.org/10.37989/gumussagbil.1274979

Dental biometric systems: a comparative study of conventional descriptors and deep learning-based features

Multimedia Tools and Applications / Mar 30, 2022

Oktay, A. B., Akhtar, Z., & Gurses, A. (2022). Dental biometric systems: a comparative study of conventional descriptors and deep learning-based features. Multimedia Tools and Applications, 81(20), 28183–28206. https://doi.org/10.1007/s11042-022-12019-7

Fen Bilimleri Öğretmen Adaylarının Grafik Okuma, Yorumlama ve Çizme Becerilerinin İncelenmesi

İlköğretim Online / Mar 15, 2018

AYDIN, A., & TARAKÇI, F. (2018). Fen Bilimleri Öğretmen Adaylarının Grafik Okuma, Yorumlama ve Çizme Becerilerinin İncelenmesi. İlköğretim Online, 469–488. https://doi.org/10.17051/ilkonline.2018.413806

Büyükten Küçüğe Oto-kodlayıcılar ile dişlerin konumlandırılması*

Bilişim Teknolojileri Dergisi / Jan 31, 2018

OKTAY, A. B. (2018). Büyükten Küçüğe Oto-kodlayıcılar ile dişlerin konumlandırılması*. Bilişim Teknolojileri Dergisi, 11(1), 29–34. https://doi.org/10.17671/gazibtd.317893

FiCloud-2022 Program Committee

2022 9th International Conference on Future Internet of Things and Cloud (FiCloud) / Aug 01, 2022

FiCloud-2022 Program Committee. (2022, August). 2022 9th International Conference on Future Internet of Things and Cloud (FiCloud). https://doi.org/10.1109/ficloud57274.2022.00007

Bitcoin Fiyat Değişimlerinin Makine Öğrenmesi Yöntemi ile Tahmin Edilmesi (Prediction of the Bitcoin Price Changes Through Machine Learning)

Journal of Business Research - Turk / Dec 30, 2023

Nas, S., & Ergin Ünal, E. (2023). Bitcoin Fiyat Değişimlerinin Makine Öğrenmesi Yöntemi ile Tahmin Edilmesi (Prediction of the Bitcoin Price Changes Through Machine Learning). Journal of Business Research - Turk. LOCKSS. https://doi.org/10.20491/isarder.2023.1735

Code Clone Detection with Convolutional Neural Networks

Bilişim Teknolojileri Dergisi / Jan 31, 2020

DİŞLİ, H., & TOSUN, A. (2020). Code Clone Detection with Convolutional Neural Networks. Bilişim Teknolojileri Dergisi, 13(1), 1–12. https://doi.org/10.17671/gazibtd.541476

Education

Gebze Institute of Technology

PhD, Computer Engineering / July, 2011

Gebze

Fatih University

MS, Computer Engineering / September, 2006

Istanbul

Fatih University

BS, Computer Engineering

Istanbul

Experience

Université Libre de Bruxelles, Belgium

Yildiz Technical University, Istanbul, Turkey

Associate Professor / September, 2021February, 2024

Yapay Nazar Inc.

Data Scientist, co-founder / May, 2015June, 2022

 Visual Reality Based Physical Therapy and Rehabilitation System (2017-2022): Worked on several projects for computer-guided physiotherapy and serious games with various sensors with Becure Inc. Adopted machine learning and deep learning algorithms for monitoring patients. Developed a facial emotion recognition model.  Market Shelf Analysis (2012-2015): Co-founded a start-up named Yapay Nazar Inc. for detection and counting the FMCGs in retail shelves using machine learning and image processing methods. Developed a mobile application for shelf detection and FMCG detection.  Managed a team of 5 employees.

Links & Social Media

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