PATENTS
[P1] Ekici C, Akgül Y, Devamlı OK. "System and Method for Analyzing Periodic Task." US Patent Application US20240112466A1. April 2024.
[P2] Akgül YS, Özdemir ÖF, Çolak S. "Stereo Palm Vein Detection Method and Biometric Identification System." Turkish Patent No. 2015-GE-492249. Assignee: Gebze Technical University. 2015.
[P3] Akgül YS, Vural U, Yıldız AO. "Video Summary System." US Patent Application 12/728,172. 2011.
[P4] Akgül Y, Bachelder I, Wagman A, Davis J, Koljonen J, Morje P. "Methods and Apparatuses for Detecting, Classifying and Measuring Spot Defects in an Image of an Object." US Patent 7,162,073. Issued 2007. Assignee: Cognex Corporation.
[P5] Akgül Y, Bachelder I, Morje P, Koljonen J, Davis J. "Method for Extracting Features from an Image Using Oriented Filters." US Patent 6,983,065. Issued January 3, 2006. Assignee: Cognex Corporation.
[P6] Bachelder I, Akgül Y, Morje P, Koljonen J. "Method and Apparatus for Focusing an Optical Inspection System." US Patent 6,636,298. Issued 2003. Assignee: Cognex Corporation.
JOURNAL ARTICLES (INTERNATIONAL)
[J1] Aytutuldu İ, Genç Y, Akgül YS (2024). Audio-Only Phonetic Segment Classification Using Embeddings Learned from Audio and Ultrasound Tongue Imaging Data. IEEE/ACM Transactions on Audio, Speech, and Language Processing, 32, 4501-4510.
[J2] Kaya Aytutuldu G, Cavlak U, Aytutuldu İ, Topal EE, Akgül YS (2025). Discrimination of Normal Cognition Versus Mild Cognitive Impairment in Ambulatory Older Adults Using the 4-Square Step Test: A Machine Learning Approach. Journal of Geriatric Physical Therapy, 48(3), 125-137.
[J3] Şerbetçi Turan A, Akgül YS (2023). Regularizing Binary Neural Networks via Ensembling for Efficient Person Re-Identification. IEEE Access, 11, 59446-59455. DOI: 10.1109/ACCESS.2023.3281737
[J4] Akay A, Akgül YS (2022). An End-to-End Stochastic Action and Visual Estimation System Towards Autonomous Teleoperation. IEEE Access. DOI: 10.1109/ACCESS.2022.3149713
[J5] Albayrak NB, Akgül YS (2022). Estimation of the Prostate Volume from Abdominal Ultrasound Images by Image-Patch Voting. Applied Sciences, 12(3), 1390. DOI: 10.3390/app12031390
[J6] Arman SN, Oktay AB, Tarakci D, Tarakci E, Akgül YS (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. DOI: 10.1016/j.hansur.2021.03.007
[J7] Şerbetçi Turan A, Akgül YS (2020). End-to-End Training of CNN Ensembles for Person Re-Identification. Pattern Recognition, 104, 107319. DOI: 10.1016/j.patcog.2020.107319
[J8] Keskin Y, Gürcan Atçı A, Ürkmez B, Akgül YS, Özaras N, Aydın T (2020). Efficacy of a Video-Based Physical Therapy and Rehabilitation System in Patients with Post-Stroke Hemiplegia: A Randomized, Controlled, Pilot Study. Turkish Journal of Geriatrics, 23(1), 118-128. DOI: 10.31086/tjgeri.2020.145
[J9] Yücer Ş, Akgül YS (2018). 3D Human Action Recognition with Siamese-LSTM Based Deep Metric Learning. Journal of Image and Graphics, 6(1), 21-26. DOI: 10.18178/joig.6.1.21-26
[J10] Ar İ, Akgül YS (2014). A Computerized Recognition System for the Home-Based Physiotherapy Exercises Using an RGBD Camera. IEEE Transactions on Neural Systems and Rehabilitation Engineering, 22(6), 1160-1171. DOI: 10.1109/TNSRE.2014.2326254
[J11] Oktay AB, Albayrak NB, Akgül YS (2014). Computer Aided Diagnosis of Degenerative Intervertebral Disc Diseases from Lumbar MR Images. Computerized Medical Imaging and Graphics, 38(7), 613-619. DOI: 10.1016/j.compmedimag.2014.04.006
[J12] Oktay AB, Akgül YS (2013). Extraction of Left Ventricle Borders with Local and Global Priors from Echocardiograms. Machine Vision and Applications, 24(7), 1393-1403. DOI: 10.1007/s00138-012-0458-9
[J13] Oktay AB, Akgül YS (2013). Simultaneous Localization of Lumbar Vertebrae and Intervertebral Discs with SVM-Based MRF. IEEE Transactions on Biomedical Engineering, 60(9), 2375-2383. DOI: 10.1109/TBME.2013.2256460
[J14] Candemir S, Akgül YS (2011). Statistical Significance Based Graph Cut Regularization for Medical Image Segmentation. Turkish Journal of Electrical Engineering and Computer Sciences, 19(6), 957-972. DOI: 10.3906/elk-1003-465
[J15] Oktay AB, Akgül YS (2011). A Modular Framework for Shape and Image Prior Based Anatomical Structure Contour Extraction. Journal of Medical and Biological Engineering, 31(6), 413-420. DOI: 10.5405/jmbe.802
[J16] Aydin T, Akgül YS (2010). Stereo Depth Estimation Using Synchronous Optimization with Segment-Based Regularization. Pattern Recognition Letters, 31(15), 2389-2396. DOI: 10.1016/j.patrec.2010.07.012
[J17] Aydin T, Akgül YS (2010). An Occlusion Insensitive Adaptive Focus Measurement Method. Optics Express, 18(13), 14212-14224. DOI: 10.1364/OE.18.014212
[J18] Vural U, Akgül YS (2009). Eye-Gaze Based Real-Time Surveillance Video Synopsis. Pattern Recognition Letters, 30(12), 1151-1159. DOI: 10.1016/j.patrec.2009.03.002
[J19] Vural U, Akgül YS (2006). A Multiple Graph Cut Based Approach for Stereo Analysis. Pattern Recognition, 4174, 677-687. DOI: 10.1007/11861898_68
[J20] Akgül YS, Kambhamettu C (2003). A Coarse-to-Fine Deformable Contour Optimization Framework. IEEE Transactions on Pattern Analysis and Machine Intelligence, 25(2), 174-186.
[J21] Akgül YS, Kambhamettu C, Stone M (1999). Automatic Extraction and Tracking of the Tongue Contours. IEEE Transactions on Medical Imaging, 18(10), 1035-1045. DOI: 10.1109/42.811315
JOURNAL ARTICLES (NATIONAL)
[N1] Aytutuldu GK, Aytutuldu İ, Olgun TB, Akgül YS (2025). Technology in Physiotherapy: A Bibliometric Analysis of Artificial Intelligence in Physiotherapy and Rehabilitation. Online Turkish Journal of Health Sciences, 10(2), 145-152.
[N2] Çetiner M, Akgül YS (2021). Emsal Hukuk Dokümanlarının Otomatik Belirlenmesi [Automatic Identification of Precedent Legal Documents]. Düzce Üniversitesi Bilim ve Teknoloji Dergisi, 9(6), 83-94. DOI: 10.29130/dubited.1012386
CONFERENCE PAPERS (INTERNATIONAL)
[C1] Aytutuldu İ, Genç Y, Akgül YS (2025). Towards Radar-Driven Speech Therapy: Multimodal Training with Ultrasound, Audio, and Radar for Unimodal Phonetic Segment Classification. International Workshop on Efficient Medical Artificial Intelligence, pp. 51-60.
[C2] Yilmaz E, Nalcı D, Kara Y, Sarıtoprak B, Akgül YS, Yöz Çıftçı (2025). Real-Time Monitoring of Pepper Development Using Thermal Imaging-Based Deep Learning Methods. Innovations in Intelligent Systems and Applications Conference (ASYU).
[C3] Karagöllü S, Akgül YS, Yücel Ö (2025). Optimized AI Models for Gingiva Analysis and Real-Time Dental Segmentation on Mobile Devices. Innovations in Intelligent Systems and Applications Conference (ASYU).
[C4] Nalcı D, Acar B, Gencer B, Bilici Z, Akgül YS (2025). Person Re-Identification Using mmWave Radar. 33rd Signal Processing and Communications Applications Conference (SIU).
[C5] İlhan Ş, Akgül YS (2025). Multi-Label Ocular Disease Detection in Ophthalmological Images and Question Answering System on Health Data. 33rd Signal Processing and Communications Applications Conference (SIU).
[C6] Atasever O, Yeşilyurt S, Akgül YS, Aydemir S (2025). Information Extraction and Anomaly Detection from Turkish Financial Reports' Footnotes. 33rd Signal Processing and Communications Applications Conference (SIU).
[C7] Aytutuldu İ, Bilici Z, Genç Y, Akgül YS (2024). Indoor Human Counting Based on Range-Doppler Spectrum in the Presence of Material Penetration and Occlusion. 6th International Conference on Communications, Signal Processing, and Their Applications (ICCSPA).
[C8] Bilici Z, Aytutuldu İ, Genç Y, Akgül YS (2024). mmWave Frequency Modulated Continuous Wave Radar-Based Human Action Recognition. 32nd Signal Processing and Communications Applications Conference (SIU).
[C9] Cansever NM, Akgül YS (2024). Estimating the Legal Basis from Court Files Using Deep Graph Methods. Innovations in Intelligent Systems and Applications Conference (ASYU), 1-6.
[C10] Dilek B, Tavlı EY, Yılmaz E, Yaşar E, Ocal T, Çetinkaya O, Akbaş S, et al. (2024). A Mobile Application Program that Configures Right-Left Hand Recognition According to the Degree of Mental Rotation Difficulty. Medical Technologies Congress (TIPTEKNO).
[C11] Dilek B, Tavlı EY, Yaşar E, Ocal T, Çetinkaya O, Zapała D, Akbaş S, et al. (2024). The Impacts of Avatar Movements in Different Velocities on Users' Performances Related with Body Perception. Medical Technologies Congress (TIPTEKNO).
[C12] Özcan B, Genç Y, Akgül YS (2024). Interpretable Algorithm for Diagnosing Myocardial Infarction from Electrocardiography Data. 32nd Signal Processing and Communications Applications Conference (SIU).
[C13] Yılmaz EB, Akgül YS, Tan F (2024). Architectural Works of the Early Republic Period from an Artificial Intelligence Perspective. 32nd Signal Processing and Communications Applications Conference (SIU).
[C14] Acar Ö, Coşkuner Y, Akgül YS (2024). Syllable-Based Context-Aware Sequence-to-Sequence Transformer Model for Turkish Diacritic Restoration. 32nd Signal Processing and Communications Applications Conference (SIU).
[C15] Özcan B, Aydemir S, Akgül YS (2023). Analysis of Transparency Report Similarities of Audit Firms Through Plagiarism Detection Systems. 31st Signal Processing and Communications Applications Conference (SIU).
[C16] Dinç Aydemir S, Akgül YS, Aksu HM (2022). The Role of Audit Firm Characteristics in Communicative Value of Transparency Reports: A Textual Analysis. 41st Eurasian Business and Economics Society (EBES) Conference.
[C17] Nalcı D, Akgül YS (2022). Human Action Recognition with Raw Millimeter Wave Radar Data. International Congress on Human-Computer Interaction, Optimization and Robotic Applications (HORA).
[C18] Erzurumlu HY, Akgül YS (2022). Adaptive Keyword Extraction Service for Turkish. SAI Intelligent Systems Conference, pp. 495-506.
[C19] Şerbetçi Turan A, Akgül YS (2021). Tree-Structured Binary Neural Networks. 29th Signal Processing and Communications Applications Conference (SIU), 1-4. DOI: 10.1109/SIU53274.2021.9477811
[C20] Kalyon MS, Akgül YS (2021). A Two-Phase Smart Code Editor. 3rd International Congress on Human-Computer Interaction, Optimization and Robotic Applications (HORA).
[C21] Önder M, Akgül YS (2020). Automatic Generation of Matching Clothes Design Using Generative Adversarial Networks. 28th Signal Processing and Communications Applications Conference (SIU).
[C22] Zeybel M, Akgül YS (2020). Localization and Identification of Lumbar Intervertebral Discs on Spine MR Images with Faster R-CNN Based Shortest Path Algorithm. Annual Conference on Medical Image Understanding and Analysis (MIUA), pp. 143-154.
[C23] Yücer Ş, Tektaş F, Kılınç MV, Kandemir İ, Çelebi H, Genç Y, Akgül YS (2020). RSSI-Based Outdoor Localization with Single Unmanned Aerial Vehicle. arXiv:2004.10083 / National Defense Applications Modeling and Simulation Conference (USMOS).
[C24] Al Nahas A, Tunalı MS, Akgül YS (2019). Supervised Text Style Transfer Using Neural Machine Translation: Converting Between Old and Modern Turkish as an Example. 27th Signal Processing and Communications Applications Conference (SIU).
[C25] Aslan E, Akgül YS (2019). Tongue Contour Tracking in Ultrasound Images with Spatiotemporal LSTM Networks. German Conference on Pattern Recognition (GCPR), pp. 513-521.
[C26] Almahdı ME, Akgül YS (2019). Automatic Detection of Word Substitutions Within a Language over Periods of Time. 4th International Conference on Computer Science and Engineering (UBMK).
[C27] Zeybel MK, Akgül YS (2019). Identification and Localization of Lumbar Intervertebral Discs on MRI Images with Faster R-CNN. 4th International Conference on Computer Science and Engineering (UBMK).
[C28] Akgül YS (2018). Virtual/Augmented Reality Based Technology Development for Physical Therapy. International Congress on Physiotechnotherapy (ICPTT).
[C29] Arman SN, Tarakci E, Tarakci D, Oktay AB, Akgül YS (2018). Developing an Objective Measurement Method with the Leap Motion Sensor for Hand and Wrist's Range of Motion: Validity and Reliability Study. 1st International Congress on Physiotechnotherapy (ICPTT). [Published in Journal of Exercise Therapy & Rehabilitation 5, suppl.]
[C30] Uzun İ, Oktay AB, Arman SN, Tarakci E, Tarakci D, Akgül YS (2018). Development Process of Rehabilitative Games. 1st International Congress on Physiotechnotherapy (ICPTT). [Published in Journal of Exercise Therapy & Rehabilitation 5, suppl.]
[C31] Uzun İ, Oktay AB, Sarı Z, Akgül YS (2018). Technological Approaches for Joint Rehabilitation. 1st International Congress on Physiotechnotherapy (ICPTT). [Published in Journal of Exercise Therapy & Rehabilitation 5, suppl.]
[C32] Oktay AB, Uzun İ, Arman SN, Tarakci E, Tarakci D, Akgül YS (2018). Hand Rehabilitation with Virtual Reality Games: Fizyosoft™ LeapBall. International Child and Information Safety Congress "Digital Games".
[C33] Kılıç MM, Akgül YS (2018). Ship Location Estimation from Radar and Optic Images Using Metric Learning. 26th Signal Processing and Communications Applications Conference (SIU).
[C34] Aslan E, Dumlu N, Akgül YS (2018). Tongue Contour Extraction from Ultrasound Images Using Image Parts. 26th Signal Processing and Communications Applications Conference (SIU).
[C35] Dayıoğlugil AB, Akgül YS (2017). Continuous Embedding Spaces for Bank Transaction Data. International Symposium on Methodologies for Intelligent Systems (ISMIS), pp. 129-135.
[C36] Albayrak NB, Yıldırım E, Akgül YS (2017). Prostate Size Inference from Abdominal Ultrasound Images with Patch-Based Prior Information. International Conference on Advanced Concepts for Intelligent Vision Systems (ACIVS).
[C37] Karakoç NS, Karahan Ş, Akgül YS (2017). Deep Learning Based Estimation of the Eye Pupil Center by Using Image Patch Classification. 25th Signal Processing and Communications Applications Conference (SIU).
[C38] Karlık M, Aktay E, Akgül YS, Uzun İ, İnal HS (2017). Virtual Reality Applications Used by Physiotherapists in Turkey. 1st BRICS Council of Exercise and Sports Science Conference.
[C39] Karahan Ş, Akgül YS (2016). Eye Detection by Using Deep Learning. 24th Signal Processing and Communication Application Conference (SIU).
[C40] Hacıoğlu A, Özdemir ÖF, Şahin AK, Akgül YS (2016). Augmented Reality Based Wrist Rehabilitation System. 24th Signal Processing and Communication Application Conference (SIU).
[C41] Çolak S, Özdemir ÖF, Akgül YS (2016). A Stereo Camera System for Palm Vein Biometrics. 24th Signal Processing and Communication Application Conference (SIU).
[C42] Özdemir ÖF, Çolak S, Akgül YS (2016). Regression Based Stereo Palm Vein Extraction and Identification System. 24th Signal Processing and Communication Application Conference (SIU).
[C43] Gökdağ Ü, Akpınar MY, Akgül YS (2016). Planogram Matching Control in Grocery Products by Image Processing. 24th Signal Processing and Communication Application Conference (SIU).
[C44] Aslan E, Karakaya T, Ünver E, Akgül YS (2016). A Part-Based Modeling Approach for Invoice Parsing. 11th International Conference on Computer Vision Theory and Applications (VISAPP), 4, 390-397.
[C45] Oktay AB, Akgül YS (2016). Diagnosis of Degenerative Intervertebral Disc Disease with Deep Networks and SVM. International Symposium on Computer and Information Sciences (ISCIS), pp. 253-261.
[C46] Karlık E, İnal HS, Akgül YS (2016). Virtual Reality Applications Used by Physiotherapists in Turkey. BRICS Inaugural Conference of Exercise and Sports Science, pp. 42-43.
[C47] Tarakci E, Arman SN, Tarakci D, Akgül YS, Kasapçopur Ö (2016). Invention of Rehabilitative Games Using the Leap Motion Controller for Hand Rehabilitation in Children with Juvenile Idiopathic Arthritis and Investigation of Its Effectiveness. 23rd European Paediatric Rheumatology Congress (PRES).
[C48] Arman SN, Tarakci E, Tarakci D, Akgül YS (2016). Psycho-Social Aspects and Rehabilitation. Paediatric Rheumatology European Society Congress.
[C49] Karakoç NS, Karahan Ş, Akgül YS (2015). Regressor-Based Estimation of the Eye Pupil Center. 37th German Conference on Pattern Recognition (GCPR), LNCS 9358, pp. 481-491. DOI: 10.1007/978-3-319-24947-6_40
[C50] Albayrak NB, Oktay AB, Akgül YS (2015). Prostate Detection from Abdominal Ultrasound Images: A Part-Based Approach. IEEE International Conference on Image Processing (ICIP), pp. 1955-1959. DOI: 10.1109/ICIP.2015.7351142
[C51] Aslan E, Karakaya T, Ünver E, Akgül YS (2015). An Optimization Approach for Invoice Image Analysis. 23rd Signal Processing and Communications Applications Conference (SIU).
[C52] Nar S, Akgül YS (2015). Analysis of Social Media Messages for Disasters via Semi-Supervised Learning. 23rd Signal Processing and Communications Applications Conference (SIU).
[C53] Ünal US, Ünver E, Karakaya T, Akgül YS (2015). Invoice Content Table Analysis with Feature Fusion. 23rd Signal Processing and Communications Applications Conference (SIU).
[C54] Karakoç NS, Karahan Ş, Akgül YS (2015). Iterative Estimation of the Eye Pupil Center. 23rd Signal Processing and Communications Applications Conference (SIU).
[C55] Akay A, Akgül YS (2014). 3D Reconstruction with Mirrors and RGB-D Cameras. 9th International Conference on Computer Vision Theory and Applications (VISAPP).
[C56] Varol G, Kuzu RS, Akgül YS (2014). Product Placement Detection Based on Image Processing. 22nd Signal Processing and Communications Applications Conference (SIU).
[C57] Aytaç AE, Aksoy O, Akgül YS (2014). Ship Positioning by Matching Radar Images and Map Data. 22nd Signal Processing and Communications Applications Conference (SIU).
[C58] Çetiner M, Akgül YS (2014). A Graphical Model Approach for Multi-Label Classification. Information Sciences and Systems 2014 (29th International Symposium on Computer and Information Sciences).
[C59] Kalyon Lİ, Akgül YS (2014). Document Table Detection and Analysis Using Projection Scale Space. 22nd Signal Processing and Communications Applications Conference (SIU).
[C60] Oktay AB, Albayrak NB, Akgül YS (2013). Desiccation Detection from Lumbar MR Images. 21st Signal Processing and Communications Applications Conference (SIU). DOI: 10.1109/SIU.2013.6531433
[C61] Candemir S, Palaniappan K, Akgül YS (2013). Multi-Class Regularization Parameter Learning for Graph Cut Image Segmentation. IEEE 10th International Symposium on Biomedical Imaging (ISBI), pp. 1473-1476. DOI: 10.1109/ISBI.2013.6556813
[C62] Kılınç M, Akgül YS (2013). Automatic Human Age Estimation Using Overlapped Age Groups. Computer Vision, Imaging and Computer Graphics — Theory and Application (Springer CCIS), pp. 313-325.
[C63] Ar İ, Akgül YS (2013). Action Recognition Using Random Forest Prediction with Combined Pose-Based and Motion-Based Features. 8th International Conference on Electrical and Electronics Engineering (ELECO).
[C64] Sayar MS, Akgül YS (2013). Depth from Moving Apertures. Information Sciences and Systems 2013 (28th International Symposium on Computer and Information Sciences).
[C65] Çoker M, Akgül YS (2013). Classification and Mass Measurement of Nuts Using X-Ray Images. 21st Signal Processing and Communications Applications Conference (SIU).
[C66] Akgül YS, Vural U (2012). A Machine Learning System for Human-in-the-Loop Video Surveillance. 21st International Conference on Pattern Recognition (ICPR).
[C67] Vural U, Akay A, Akgül YS (2012). Reliability Based Graph Cuts Algorithm for Stereo. 20th Signal Processing and Communications Applications Conference (SIU). DOI: 10.1109/SIU.2012.6204497
[C68] Albayrak NB, Oktay AB, Akgül YS (2012). Localization of Intervertebral Lumbar Discs. 20th Signal Processing and Communications Applications Conference (SIU). DOI: 10.1109/SIU.2012.6204762
[C69] Kılınç M, Akgül YS (2012). Automatic Human Age Estimation Using Overlapped Age Groups. 7th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP), Rome. DOI: 10.1007/978-3-642-38241-3_21
[C70] Ar İ, Akgül YS (2012). A Framework for Combined Recognition of Actions and Objects. International Conference on Computer Vision and Graphics (ICCVG), Warsaw, pp. 264-271.
[C71] Ar İ, Akgül YS (2012). A Monitoring System for Home-Based Physiotherapy Exercises. Computer and Information Sciences III: 27th International Symposium on Computer and Information Sciences (ISCIS).
[C72] Vural U, Akgül YS (2011). Operator Attention Based Video Surveillance. 11th IEEE International Workshop on Visual Surveillance (in conjunction with ICCV 2011). DOI: 10.1109/ICCVW.2011.6130488
[C73] Oktay AB, Akgül YS (2011). Localization of the Lumbar Discs Using Machine Learning and Exact Probabilistic Inference. 14th International Conference on Medical Image Computing and Computer Assisted Intervention (MICCAI), pp. 158-165.
[C74] Yıldız A, Akay A, Akgül YS (2011). Wii Remote Calibration Using the Sensor Bar. CVPR 2011 Workshops. DOI: 10.1109/CVPRW.2011.5981683
[C75] Candemir S, Akgül YS (2011). Statistical Significance Based Graph Cut Segmentation for Shrinking Bias. International Conference on Image Analysis and Recognition (ICIAR), pp. 304-313.
[C76] Yıldız A, Akgül YS (2010). A Fast Method for Tracking People with Multiple Cameras. European Conference on Computer Vision (ECCV) Workshops, pp. 128-138.
[C77] Candemir S, Akgül YS (2010). Adaptive Regularization Parameter for Graph Cut Segmentation. 7th International Conference on Image Analysis and Recognition (ICIAR), pp. 117-126. DOI: 10.1007/978-3-642-13772-3_13
[C78] Oktay AB, Akgül YS (2009). Echocardiographic Contour Extraction with Local and Global Priors through Boosting and Level Sets. IEEE Computer Society Workshop on Mathematical Methods in Biomedical Image Analysis (MMBIA, CVPR Workshops), pp. 109-114.
[C79] Kaleli F, Akgül YS (2009). Vision-Based Railroad Track Extraction Using Dynamic Programming. 12th International IEEE Conference on Intelligent Transportation Systems (ITSC), pp. 1-6. DOI: 10.1109/ITSC.2009.5309526
[C80] Yıldız A, Akgül YS (2009). A Gradient Descent Approximation for Graph Cuts. Joint Pattern Recognition Symposium (DAGM), pp. 312-321.
[C81] Aydin T, Akgül YS (2009). A Stereo Depth Recovery Method Using Layered Representation of the Scene. Joint Pattern Recognition Symposium (DAGM), pp. 322-331.
[C82] Oktay AB, Akgül YS (2008). A Novel Level Set Based Echocardiographic Contour Extraction Method with Prior Knowledge. British Machine Vision Conference (BMVC). DOI: 10.5244/C.22.97
[C83] Aydin T, Akgül YS (2008). A New Adaptive Focus Measure for Shape from Focus. British Machine Vision Conference (BMVC).
[C84] Yıldız A, Özgür A, Akgül YS (2008). Fast Non-Linear Video Synopsis. 23rd International Symposium on Computer and Information Sciences (ISCIS).
[C85] Ar İ, Akgül YS (2008). A Generic System for the Classification of Marble Tiles Using Gabor Filters. 23rd International Symposium on Computer and Information Sciences (ISCIS), 1-6.
[C86] Oktay AB, Akgül YS (2008). Prior Information Based Segmentation: A 3D Level Set Surface Matching Approach. 23rd International Symposium on Computer and Information Sciences (ISCIS).
[C87] Candemir S, Akgül YS (2007). A Nonparametric Statistical Approach for Stereo Correspondence. 22nd International Symposium on Computer and Information Sciences (ISCIS).
[C88] Yıldız A, Akgül YS (2007). A Multi-View Camera System for the Generation of Real-Time Occlusion-Free Scene Video. Joint Pattern Recognition Symposium (DAGM), pp. 62-71.
[C89] İskurt A, Candemir S, Akgül YS (2006). Identification of Luminal and Medial Adventitial Borders in Intravascular Ultrasound Images Using Level Sets. International Symposium on Computer and Information Sciences (ISCIS), pp. 572-582.
[C90] Aydin T, Akgül YS (2006). 3D Structure Recovery from Stereo Using Synchronous Optimization Processes. British Machine Vision Conference (BMVC), pp. 1179-1188.
[C91] Akgül YS, Kambhamettu C (2005). Acoustic Flow and Its Applications. International Symposium on Computer and Information Sciences (ISCIS), pp. 646-655.
[C92] Akgül YS, Kambhamettu C, Stone M (2000). A Task-Specific Contour Tracker for Ultrasound. IEEE Workshop on Mathematical Methods in Biomedical Image Analysis (MMBIA).
[C93] Akgül YS, Kambhamettu C (1999). Recovery and Tracking of Continuous 3D Surfaces from Stereo Data Using a Deformable Dual-Mesh. 7th IEEE International Conference on Computer Vision (ICCV).
[C94] Akgül YS, Kambhamettu C (1999). A New Multi-Level Framework for Deformable Contour Optimization. IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR).
[C95] Akgül YS, Kambhamettu C (1999). A Scale-Space Based Approach for Deformable Contour Optimization. Scale-Space Theories in Computer Vision, pp. 410-421.
[C96] Akgül YS, Kambhamettu C, Stone M (1998). Extraction and Tracking of the Tongue Surface from Ultrasound Image Sequences. IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR). DOI: 10.1109/CVPR.1998.698623
[C97] Akgül YS, Kambhamettu C, Stone M (1998). Automatic Motion Analysis of the Tongue Surface from Ultrasound Image Sequences. Workshop on Biomedical Image Analysis, pp. 126-132.
[C98] Akgül YS, Kambhamettu C, Stone M (1998). Analysis of the Tongue Surface Movement Using a Spatiotemporally Coherent Deformable Model. 4th IEEE Workshop on Applications of Computer Vision (WACV).
CONFERENCE PAPERS (NATIONAL)
[NC1] Albayrak NB, Oktay AB, Akgül YS (2017). Prostate Localization from Abdominal Ultrasound Images by Using a Two-Level Approach. 25th Signal Processing and Communications Applications Conference (SIU).
[NC2] Tarakcı E, Arman SN, Tarakcı D, Akgül YS, Kasapçopur Ö (2016). Juvenil İdiyopatik Artritli Hastalarda Üst Ekstremite Rehabilitasyonu İçin Leap Motion Sensörü İle Video Bazlı Oyun Geliştirme Süreci. 2. Ulusal Romatolojik Rehabilitasyon Kongresi.
[NC3] Coşkun H, Yücer Ş, Akay A, Akgül YS (2015). Learning Based Automated Teleoperation System. 23rd Signal Processing and Communications Applications Conference (SIU). DOI: 10.1109/SIU.2015.7130062
[NC4] Arman SN, Tarakcı E, Tarakcı D, Akgül YS, Kasapçopur Ö (2015). Juvenil İdyopatik Artrit'li Çocuklarda El Rehabilitasyonu İçin Leap Motion Sensörlü Bir Rehabilitatif Oyun Geliştirilmesi: 4 Olgu Çalışması. 3. Pediatrik Rehabilitasyon Kongresi.
[NC5] Okur BÇ, Takcı H, Akgül YS (2013). Rewriting Turkish Texts Written in English Alphabet Using Turkish Alphabet. 21st Signal Processing and Communications Applications Conference (SIU).
[NC6] Akay A, Öndin U, Akgül YS (2012). İki X Işını Sensörü ile Malzeme Sınıflandırması. Akıllı Sistemlerde Yenilikler ve Uygulamaları (ASYU) Sempozyumu.
[NC7] Oktay AB, Akgül YS (2010). Locating Cardiac Walls with Adaboost and Level Sets. 18th IEEE Signal Processing and Communications Applications Conference (SIU). DOI: 10.1109/SIU.2010.5654390
BOOK CHAPTERS
[B1] Barkana DE, Uzun İ, Tarakci D, Tarakci E, Oktay AB, Akgül YS (2024). Middle East Region: Turkey. In: Rehabilitation Robots for Neurorehabilitation in High-, Low-, and Middle-Income Countries.
[B2] Uzun İ, Oktay AB, Tarakci D, Tarakci E, Akgül YS (2021). Pediatrik Rehabilitasyonda Video Bazlı Oyun Terapisi [Video-Based Game Therapy in Pediatric Rehabilitation]. In: Güncel Pediatrik Rehabilitasyon, ed. Göksoy T, Özdemir F. İstanbul Tıp Kitabevi, 776 pp. ISBN: 978-975-8267-22-4.
[B3] Akgül YS, Uzun İ (2019). Rehabilitatif Oyun Geliştirme Süreci [Rehabilitative Game Development Process]. In: Rehabilitasyonda Teknoloji, ed. Tarakçı E, Tarakçı D. İstanbul Tıp Kitabevleri, 327 pp. ISBN: 978-605-7607-05-8.
[B4] Oktay AB, Akgül YS (2016). Diagnosis of Degenerative Intervertebral Disc Disease with Deep Networks and SVM. In: Communications in Computer and Information Science (CCIS), ed. Czachórski T, Gelenbe E, Grochla K, Lent R. Springer, Cham. ISBN: 978-3-319-47217-1.
[B5] Vural U, Akgül YS (2011). A Parallel Non-Linear Surveillance Video Synopsis System with Operator Eye-Gaze Input. In: Video Surveillance, ed. Shanghai Jiao. IntechOpen, 486 pp. ISBN: 978-953-307-436-8.
RESEARCH PROJECTS
As Principal Investigator
• EUROSTARS (1709): Personalized Rehabilitation Based on Voice and Lifelog Analysis. EU/TÜBİTAK International, 2022 – ongoing.
• Automatic Measurement of Prostate Volume from Abdominal Ultrasound Images (114E536). TÜBİTAK 1001, 2015 – 2017.
• An Unsupervised Grammar Induction System for Teleoperation. TÜBİTAK 1001, 2012 – 2015.
• Surveillance and Security System Using Operator Performance Measure and Video Summary Density. TÜBİTAK 1001, 2010 – 2012.
• X-Ray Package Imaging Device Design. Ministry of Industry (SAN-TEZ), 2010 – 2012.
• A Computer Vision Method for 3D Structure Recovery via Dual-Network Method. TÜBİTAK 3501, 2006 – 2009.
As Advisor / Co-Investigator
• Left–Right Discrimination: Mobile and VR-Based Model Development with EEG Evaluation. TÜBİTAK 3501, 2023 – ongoing. (Advisor)
• AI and Deep Learning Methods from the End-User Perspective. TÜBİTAK 2244, 2020 – 2023. (Advisor)
• Do Audit Firms Disclose Enough Information? Computer-Based Content Analysis of Turkish Audit Transparency Reports. TÜBİTAK 1001, 2021 – 2023. (Researcher)
• Computer Vision Based Physical Therapy and Tele-Rehabilitation Platform. TÜBİTAK, 2017 – 2018. (Researcher)
• Effectiveness of Leap Motion Exercises for Upper Extremity Rehabilitation in Children. TÜBİTAK 3001, 2016 – 2018. (Researcher)
• Image-Based Customer and Product-Oriented Retail Market Analysis. TÜBİTAK, 2015 – 2017. (Advisor)
• Real-Time Monitoring of Construction Sites and Automatic Accident Warning System. TÜBİTAK, 2014 – 2016. (Advisor)
• TEYDEB VisionFetch: Image-Processing Based Data Collection Platform. TÜBİTAK, 2013 – 2016. (Advisor)
• HAVADİS. Government Agency, 2018 – 2019. (Researcher)
• Fiber Cable Transmission Inspection. (Other), 2001 – 2003. (Expert)

Ders Kodu	Ders Adı

Ph.D. Theses
• İlhan Aytutuldu (2025) — Multimodal Learning for Speech Analysis with mmWave Radar, Ultrasound, and Audio.
• Abdullah Akay (2022) — Stochastic Action and Scene Estimation System for Multi-Robot Teleoperation Environments.
• Nur Banu Albayrak (2022) — Automated Estimation of the Prostate Volume from Abdominal Ultrasound Images.
• Ayşe Şerbetçi Turan (2020) — Person Re-Identification Using Novel Regularization Methods in Deep Networks.
• İlktan Ar (2015) — A Computer Vision Method for Recognition and Tracking of Physical Therapy Exercise Types.
• Ulaş Vural (2012) — Gaze-Based 3D Computer Vision Applications.
• Ayşe Betül Oktay (2011) — Machine Learning Based Contour Finding and Object Localization in Medical Images Using Prior Knowledge.
• Tarkan Aydın (2011) — Depth Extraction from Images Using Stereo, Focus and Blur Information via Dual-Network Method.
• Sema Candemir (2011) — Statistical Semantic-Based Computer Vision Applications.
• Emre Taylan Duman (ongoing) — Discovery and Modelling of Error Patterns in Sequencing Data by Transformer Models. [Bioengineering]
M.S. Theses
• Vildan Tuğyanoğlu (ongoing) — Testing Gravitational Models on Cosmological Scales Using Deep Learning and Deriving the Hubble Constant.
• Şevval İlhan (2026) — Explainable Medical AI Systems for Visual and Speech-Based Medical Diagnosis.
• Niyazi Mehmet Cansever (2025) — Reference Recommender System for ECHR Case Files Using Deep Learning.
• Barış Özcan (2025) — Transformer-Based Interpretable Algorithm for Diagnosing Myocardial Infarction from ECG Data.
• Öznur Acar (2024) — Syllable-Based Approach with Deep Learning Methods on Turkish Diacritic Restoration.
• Doğa Nalcı (2023) — Action Recognition Using Microwave Radar Sensors.
• Hakkı Yavuz Erzurumlu (2022) — Keyword Extraction from Speech Data Using Center-Based Clustering.
• Muhammed Enes Almahdı (2020) — Quantitative Ways of Measuring Natural Language Change Through Time and Location.
• Abdullah Bakırcı (2019) — A Deep Learning Based Translation System from Ottoman Turkish to Modern Turkish.
• Necmeddin Said Karakoç (2019) — Real-Time Eye Pupil Center Detection by Voting on Neural Network Outputs.
• Merve Zeybel (2019) — Lumbar MR Disc Localization Using Shortest-Path Algorithms over Neural Network Outputs.
• Enes Aslan (2019) — Tongue Contour Detection from Ultrasound Images Using Spatiotemporal Deep Networks.
• Şeyma Yücer (2018) — 3D Human Action Recognition Using Metric Learning from Skeleton Data.
• Muhammed Maruf Kılıç (2018) — Metric Learning-Based Estimation of Naval Platform Positions from Radar and Optical Images.
• Mahmut Salih Sayar (2014) — Depth Recovery from Multi-Aperture Images.
• Burak Çağrı Okur (2013) — Rewriting Turkish Texts Written in English Alphabet Using the Turkish Alphabet.
• Şamil Karahan (2013) — 3D Gaze Direction Estimation via Marked Spectacles.
• Ekin Ekinci (2013) — Author Analysis Techniques in Forensic Analysis of Electronic Mail.
• Merve Kılınç (2012) — Age Estimation from Facial Images.
• Alparslan Ömer Yıldız (2009) — Multi-Camera System for Real-Time Occlusion-Free Image Generation.
• Ulaş Vural (2006) — 3D Structure Recovery from Silhouettes Using Space Carving.

• Doktora: Ph.D. 2000, Department of Computer and Information Sciences, University of Delaware, USA
• Yüksek lisans: M.S. 1995, Department of Computer and Information Sciences, University of Delaware, USA
• Lisans: B.S. 1992, Department of Computer Engineering, Middle East Technical University, Turkey