Dr. Koç is a Research Assistant Professor in the Department of Electrical and Electronics Engineering and in the National Magnetic Resonance Research Center (UMRAM), and he leads Koc Lab at Bilkent University.

Dr. Koç received the B.S. degree in electrical and electronics engineering from Bilkent University, Ankara, Turkey, in 2005 and then moved to Stanford University, CA, USA for graduate studies. He obtained the M.S. degree in electrical engineering in 2007, the M.S. degree in management science and engineering in 2009, and the Ph.D. degree (under the supervision of Professor Lambertus Hesselink) in electrical engineering in 2011, all from Stanford University, Stanford, CA, USA. He also received a Bachelor of Laws (LL.B.) degree in Law from the Faculty of Law, Ankara University, Ankara, Turkey. He holds the Associate Professor ("Docent") title from the Interuniversity Council of Turkey.

He worked at ASELSAN Inc., Turkey and served in the founding team of researchers who founded ASELSAN Research Center from ground-up. He founded and served as the manager of Artificial Intelligence and Information Technologies Research Program Dept. of ASELSAN Research Center. He taught part-time at the Middle East Technical University, Department of Electrical and Electronics Engineering.

In August 2019, Dr. Koç joined Bilkent University as a full-time faculty member.

Dr. Koç has authored or co-authored over 46 research papers, 1 book chapter and 4 patents (1 issued, 3 pending). He has served as a reviewer for numerous prestigious journals including IEEE Transactions on Signal Processing, IEEE Signal Processing Letters, IEEE Transactions on Circuits and Systems II: Express Briefs, Optics Letters, Optics Express, Applied Optics, Signal, Image and Video Processing, Signal Processing – Elsevier, Digital Signal Processing – Elsevier, JOSA A, IET Signal Processing, International Journal of Electronics, IEEE Access, Computers and Electronics in Agriculture – Elsevier. He also worked as a scientific book proposal reviewer for the international publisher John Wiley & Sons, Inc.

His research interests are in natural language processing, signal/image processing, and computational linguistics.

Aykut Koç, Ph.D

Research Assistant Professor

Department of Electrical and Electronics Engineering National Magnetic Resonance Research Center

Bilkent University
Ankara, Turkey


Contact:

e-mail: aykut.koc [at] bilkent.edu.tr
Office UMRAM: SC-110
Office EE        : EE-305
Call: +90 312 290 8773
Call: +90 312 290 1477

Publications

Book Chapters

[B1]A. Koç, F. S. Oktem, H. M. Ozaktas, and M. A. Kutay, " Fast Algorithms for Digital Computation of Linear Canonical Transforms", in J. J. Healy et al. editors, Linear Canonical Transforms, pages 293-327, Springer New York, 2016.
Journal Articles

[J16]L. K. Senel, I. Utlu, F. Sahinuc, H. M. Ozaktas, and A. Koç, " Imparting Interpretability to Word Embeddings while Preserving Semantic Structure", Natural Language Engineering, Cambridge University Press, X(X): 1-26, 2020.
[J15]E. Bıyık, K. Keskin, S. UH. Dar, A. Koç, and T. Çukur, " Factorized Sensitivity Estimation for Artifact Suppression in Phase-cycled bSSFP MRI", NMR in Biomedicine, 33: 588– 601, 2020.
[J14]A. Koç, " Operator Theory-based Discrete Fractional Fourier Transform", Signal, Image and Video Processing (SIViP), vol. 13, No. 7, pp 1461–1468, 2019
[J13]Ç. Işil, F. S. Oktem, and A. Koç, " Deep Iterative Reconstruction for Phase Retrieval", Applied Optics. 58 (20), 5422-5431, 2019.
[J12]A. Koç, B. Bartan, and H. M. Ozaktas, " Discrete Linear Canonical Transform Based on Hyperdifferential Operators", IEEE Transactions on Signal Processing, vol. 67, no. 9, pp. 2237-2248, 2019.
[J11]L. K. Senel, T. Kilic, A. Gungor, E. Kopanoglu, H. E. Guven, E. U. Saritas, A. Koç, and T. Cukur, " Statistically Segregated k-Space Sampling for Accelerating Multiple-Acquisition MRI", IEEE Transactions on Medical Imaging, vol. 38, no. 7, pp. 1701-1714, 2019.
[J10]V. Yucesoy and A. Koç, " Co-occurrence Weight Selection in Generation of Word Embeddings for Low Resource Languages", ACM Transactions on Asian and Low-Resource Language Information Processing, vol. 18, no. 3, Article 22, 2019.
[J9]B. Solmaz, E. Gundogdu, V. Yucesoy, A. Koç, and A. A. Alatan, " Fine-Grained Recognition of Maritime Vessels and Land Vehicles by Deep Feature Embedding", IET Computer Vision, 12 (8), 1121-1132, 2018.
[J8]L. K. Senel, I. Utlu, V. Yucesoy, A. Koç, and T. Çukur, " Semantic Structure and Interpretability of Word Embeddings", IEEE/ACM Transactions on Audio, Speech and Language Processing, vol. 26, no. 10, pp. 1769-1779, Oct. 2018.
[J7]Ç. Işil, M. Yorulmaz, B. Solmaz, A. Turhan, C. Yurdakul, S. Ünlü, E. Ozbay, and A. Koç, " Resolution Enhancement of Wide-field Interferometric Microscopy by Coupled Deep Autoencoders", Applied Optics. 57 (10), 2545-2552, 2018.
[J6]B. Solmaz, E. Gundogdu, V. Yucesoy, and A. Koç, " Generic and Attribute-specific Deep Representations for Maritime Vessels", Transactions on Computer Vision and Applications, vol. 9, no. 1, 2017.
[J5]A. Koç, B. Bartan, E. Gundogdu, T. Çukur, and H. M. Ozaktas, " Sparse Representation of Two and Three Dimensional Images with Fractional Fourier, Hartley, Linear Canonical, and Haar Wavelet Transforms", Expert Systems with Applications, Vol. 77, pp. 247-255, 2017.
[J4]A. Koç, H. M. Ozaktas, and L. Hesselink, " Fast and Accurate Algorithm for the Computation of Complex Linear Canonical Transforms", J. Opt. Soc. Am. A (JOSA A), Vol. 27, No. 9, 2010.
[J3]A. Koç, H. M. Ozaktas, and L. Hesselink, " Fast and Accurate Computation of Two-dimensional Non-separable Quadratic-phase Integrals", J. Opt. Soc. Am. A (JOSA A), Vol. 27, No. 6, 2010.
[J2]A. Koç, H. M. Ozaktas, C. Candan, and M. A. Kutay, " Digital Computation of Linear Canonical Transforms", IEEE Transactions on Signal Processing, vol. 56, no. 6, pp. 2383-2394, Jun. 2008.
[J1]H. M. Ozaktas, A. Koç, I. Sari, and M. A. Kutay, " Efficient Computation of Quadratic-Phase Integrals in Optics", Optics Letters vol. 31, pp. 35-37, Jan. 2006.
National Journal Articles

[NJ2]A. Koç, " Analysis of Surface Plasmon Resonance Sensing Based on Phase-detection in the Infrared Range", Uludağ University Journal of the Faculty of Engineering, vol. 23, no. 3, (2018): 117-132.
[NJ1]A. Koç, V. Yücesoy, " Co-occurrence Weight Selection for Word Embeddings to Enhance Test Performance", Uludağ University Journal of the Faculty of Engineering, vol. 23, no. 1, (2018): 31-40.
International Conference Papers

[C16]K. Karaman, E. Gundogdu, A. Koç, A. A. Alatan, " Quadruplet Selection Methods for Deep Embedding Learning", IEEE International Conference on Image Processing (ICIP), Taipei, Taiwan, 2019. (Poster)
[C15]Ç. Işil, F. S. Oktem, and A. Koç, " Deep learning-based hybrid approach for phase retrieval", OSA Imaging and Applied Optics Congress, Munich, Germany, 2019. (Presentation)
[C14]L. K. Şenel, I. Utlu, V. Yücesoy, A. Koç, and T. Cukur, " Generating Semantic Similarity Atlas for Natural Languages", IEEE Workshop on Spoken Language Technologies, Athens, Greece, 2018. (Poster)
[C13]K. Karaman, B. Solmaz, A. Koç, A. A. Alatan, " Face Recognition Based on Embedding Learning", SPIE Defense and Security International Conference, Counterterrorism, Crime Fighting, Forensics, and Surveillance, Berlin, Germany, 2018. (Presentation)
[C12]A. Koç, H. M. Ozaktas, B. Bartan, E. Gundogdu, and T. Cukur, " Digital Computation of Fractional Fourier and Linear Canonical Transforms and Sparse Image Representation", Asia-Pacific Signal and Information Processing Association Conference (APSIPA) Kuala Lumpur, Malaysia, 2017. (Invited)
[C11]L. K. Şenel, V. Yücesoy, A. Koç, and T. Cukur, " Measuring Cross-Lingual Semantic Similarity Across European Languages", 40th International Conference on Telecommunications and Signal Processing (TSP), Barcelona, Spain, 2017. (Presentation)
[C10]M. Yorulmaz, C. Isil, E. Seymour, C. Yurdakul, B. Solmaz, A. Koç and M. S. Unlu, " Single Particle Imaging for Biosensor Applications", SPIE Defense and Security International Conference, Emerging Imaging and Sensing Technologies for Security and Defence, Warsaw, Poland, 2017. (Presentation)
[C9]E. Gundogdu, E. S. Parildi, B. Solmaz, V. Yucesoy and A. Koç, " Deep Learning Based Fine-grained Car Make/Model Classification for Visual Surveillance", SPIE Defense and Security International Conference, Counterterrorism, Crime Fighting, Forensics, and Surveillance, Warsaw, Poland, 2017. (Presentation)
[C8]E. Gundogdu, A. Koç, and A. A. Alatan, " Automatic Target Recognition and Detection in Infrared Imagery Under Cluttered Background", SPIE Defense and Security International Conference, Target and Background Signatures, Warsaw, Poland, 2017. (Presentation)
[C7]B. Solmaz, E. Gundogdu, K. Karaman, A. Koç, " Fine-grained Visual Marine Vessel Classification for Coastal Surveillance and Defense Applications", SPIE Defense and Security International Conference, Electro-optical Remote Sensing, Warsaw, Poland, 2017. (Presentation)
[C6]E. Gundogdu, B. Solmaz, V. Yücesoy, and A. Koç, " MARVEL: A Large Scale Image Dataset for Maritime Vessels", Asian Conference on Computer Vision (ACCV), Taipei, Taiwan, 2016. (Poster)
[C5]E. Gundogdu, A. Koç, B. Solmaz, R. I. Hammoud, and A. A. Alatan, " Evaluation of Feature Channels For Correlation-Filter-Based Visual Object Tracking In Infrared Spectrum", IEEE International Conference on Computer Vision and Pattern Recognition (CVPR) Workshops, Las Vegas, Nevada, USA, 2016. (Presentation)
[C4]E. Gundogdu, A. Koç, and A. A. Alatan, " Object Classification in Infrared Images Using Deep Representations", IEEE International Conference on Image Processing (ICIP), Phoenix, Arizona, USA, 2016. (Presentation)
[C3]A. Koç, H. M. Ozaktas, and L. Hesselink, " Fast and Accurate Algorithms for Quadratic Phase Integrals in Optics and Signal Processing", SPIE Defense, Security, and Sensing International Conference, (Innovative Defense and Security Applications for Displays, Three-Dimensional Imaging, Visualization, and Display Program Track), Orlando, Florida, USA, 2011. (Invited)
[C2]A. Koç, Y. Takashima, and L. Hesselink, " Systematic Analysis of the Validity Regions of Scalar Diffraction Integral and Angular Spectrum Method", Biomedical Optics and 3-D Imaging: OSA Optics and Photonics Congress, Miami, Florida, USA, 2010. (Poster)
[C1]A. Koç, X. Yin, and L. Hesselink, " Phase Detection Based Surface Plasmon Resonance Biosensor in Infrared with Increased Sensitivity and Dynamic Range", CLEO/QELS 2007 International Conference, Baltimore, Maryland, USA. 2007. (Poster)
National Conference Papers

[NC13]L. K. Senel, V. Yucesoy, A. Koç, and T. Çukur, " Topic Change Detection on Dialog Based Text", IEEE Signal Processing and Communications Applications Conference (SIU), 2019. (Presentation)
[NC12]Ç. Isil, B. Solmaz, and A. Koç, " Variational Autoencoders with Triplet Loss for Representation Learning", IEEE Signal Processing and Communications Applications Conference (SIU), 2018. (Presentation)
[NC11]Ü. Şahin, V. Yucesoy, A. Koç, and C. Tekin, " Risk-averse Ambulance Redeployment via Multi-armed Bandits", IEEE Signal Processing and Communications Applications Conference (SIU), 2018. (Presentation)
[NC10]L. K. Senel, V. Yucesoy, A. Koç, and T. Çukur, " Interpretability Analysis for Turkish Word Embeddings", IEEE Signal Processing and Communications Applications Conference (SIU), 2018. (Presentation)
[NC9]K. Karaman, E. Gundogdu, A. Koç, and A. A. Alatan, " A Method for Quadruplet Sample Selection in Deep Feature Learning", IEEE Signal Processing and Communications Applications Conference (SIU), 2018. (Presentation)
[NC8]E. Gundogdu, B. Solmaz, A. Koç, and A. A. Alatan, " Deep Distance Metric Learning for Maritime Vessel Identification", IEEE Signal Processing and Communications Applications Conference (SIU), 2017. (Presentation)
[NC7]L. K. Senel, V. Yucesoy, A. Koç, and T. Cukur, " “Semantic Similarity between Turkish and European Languages Using Word Embeddings", IEEE Signal Processing and Communications Applications Conference (SIU), 2017. (Presentation)
[NC6]V. Yucesoy and A. Koç, " Effect of Cooccurence Weighting to English Word Embeddings", IEEE Signal Processing and Communications Applications Conference (SIU), 2017. (Presentation)
[NC5]Ü. Şahin, V. Yucesoy, A. Koç, and C. Tekin, " Learning Traffic Congestion by Contextual Bandit Problems for Optimum Localization", IEEE Signal Processing and Communications Applications Conference (SIU), 2017. (Presentation)
[NC4]B. Solmaz, V. Yucesoy, and A. Koç, " Automated Visual Classification of Indoor Scenes and Architectural Styles", IEEE Signal Processing and Communications Applications Conference (SIU), 2017. (Presentation)
[NC3]E. Gündoğdu, A. Koç, and A. A. Alatan, " Infrared Object Classification Using Decision Tree Based Deep Neural Networks", IEEE Signal Processing and Communications Applications Conference (SIU), 2016. (Presentation)
[NC2]V. Yücesoy and A. Koç, " Effect of the Training Set on the Word Embeddings and Similarity Test Set for Turkish", IEEE Signal Processing and Communications Applications Conference (SIU), 2016. (Presentation)
[NC1]H. M. Ozaktas and A. Koç, " Fast and Accurate Linear Canonical Transform Algorithms", IEEE Signal Processing and Communications Applications Conference (SIU), 2015. (Presentation)

Students


Current Graduate Students

  • Furkan Şahinuç [M.S. Student]
  • Emre Mumcuoğlu [M.S. Student]
  • Burak Künkçü [M.S. Student]

Current Undergraduate Researchers

  • Ömer Musa Battal
  • Ceyhun Emre Öztürk
  • Berke Uğurlu
  • Nurullah Sevim
  • Arda Yüksel
  • Bünyamin Kartal
  • Enes Bilgin
  • Eray Özgünay
  • Ege Bayiz

Former Students

  • Lütfi Kerem Şenel (co-supervised) [Former graduate student, now PhD student (Supervisor: Prof. Hinrich Schütze) at Ludwig Maximilian University of Munich]
  • Çağatay Işıl (co-supervised) [Former graduate student, now PhD student (Supervisor: Prof. Aydoğan Özcan) at University of California, Los Angeles (UCLA)]

Teaching

Pre-Bilkent
Bilkent

Service


Reviewer

  • IEEE Transactions on Signal Processing
  • IEEE Signal Processing Letters
  • IEEE Transactions on Circuits and Systems II: Express Briefs
  • Optics Letters
  • Optics Express
  • Applied Optics
  • Signal Processing – Elsevier
  • Digital Signal Processing - Elsevier
  • Journal of Optical Society of America – A (JOSA A)
  • Signal, Image and Video Processing
  • IET Signal Processing
  • International Journal of Electronics
  • IEEE Access
  • Iranian Journal of Science and Technology – Transactions of Electrical Engineering
  • Computers and Electronics in Agriculture – Elsevier
  • John Wiley & Sons, Inc. (Scientific Reviewer for a book proposal)

Program Committee Memberships

  • The 26th IEEE Conference on Signal Processing and Communications Applications (2018)
Copyright (c) 2016, Vasilios Mavroudis. All rights reserved.