Alper Güngör's Page

Journals, Conferences, Patents

Book Chapter:

Sparse Arrays for Radar, Sonar, and Communications: Optimization and Learning-based Methods for Radar Imaging with Sparse and Limited Apertures; Ammar Saleem, Alper Güngör, M. Burak Alver, Emre Güven, Müjdat Çetin, IEEE Press-Wiley, Dec. 2023

Journals:

[Preprint] CalibFPA: A Focal Plane Array Imaging System based on Online Deep-Learning Calibration; A. Güngör, M.U. Bahçeci, Y. Ergen, A. Sözak, O. Ö. Ekiz, T. Yelboğa, T. Çukur, arXiv preprint arXiv:2309.11421
[Preprint] [Code] Learning Fourier-Constrained Diffusion Bridges for MRI Reconstruction; M. U. Mirza, O. Dalmaz, H. A. Bedel, G. Elmas, Y. Korkmaz, A. Güngör, S. UH Dar, T. Çukur, arXiv preprint arXiv:2308.01096.
[Code] DEQ-MPI: A Deep Equilibrium Reconstruction with Learned Consistency for Magnetic Particle Imaging; A. Güngör, B. Askin, D. A. Soydan, E. U. Saritas, C. B. Top and T. Çukur, in IEEE Transactions on Medical Imaging (2023).
[Code] Adaptive Diffusion Priors for Accelerated MRI Reconstruction; A. Güngör, SUH Dar, Ş Öztürk, Y Korkmaz, G Elmas, M Özbey, T Çukur, Medical Image Analysis (2023): 102872.
[Code] Unsupervised Medical Image Translation with Adversarial Diffusion Models; M Özbey, SUH Dar, HA Bedel, O Dalmaz, Ş Özturk, A. Güngör, T Çukur, in IEEE Transactions on Medical Imaging.
Adaptive Measurement Matrix Design in Direction of Arrival Estimation; B. Kilic, A. Güngör, M. Kalfa, O. Arıkan, in IEEE Transactions on Signal Processing vol. 70, pp. 4742-4756, 2022.
A Thermal and Electro-magnetic Hybrid MOEMS Microscanner with Integrated Spatial Light Modulation and Metalens for Resolution Enhancement of Infrared Imaging Systems; A. Sözak, E. Şimşek, T. Yelboğa, A. Güngör, F. Balli, K. Azgın, in IEEE Sensors.
Inverse Radon Transform based Reconstruction with with an Open-Sided Magnetic Particle Imaging Prototype; B. Kilic, D.A. Soydan, A. Güngör, C.B. Top, in Signal, Image, and Video Processing.
[Code] TranSMS: Transformers for Super-Resolution Calibration in Magnetic Particle Imaging; A. Güngör, B. Askin, D. A. Soydan, E. U. Saritas, C. B. Top and T. Çukur in IEEE Transactions on Medical Imaging, 2022.
Compressive Synthetic Aperture Radar Imaging and Autofocusing by Augmented Lagrangian Methods; A. Güngör, M. Çetin and H. E. Güven in IEEE Transactions on Computational Imaging, vol. 8, pp. 273-285, 2022.
Efficient heterogeneous parallel programming for compressed sensing based direction of arrival estimation; A. Fisne, B. Kilic, A. Güngör, A. Ozsoy in Concurrency Computat Pract Exper. 2022; 34( 9):e6490.
Tomographic Field Free Line Magnetic Particle Imaging With an Open-Sided Scanner Configuration; C. B. Top and A. Güngör in IEEE Transactions on Medical Imaging, vol. 39, no. 12, pp. 4164-4173, Dec. 2020.
Simultaneous use of individual and joint regularization terms in compressive sensing: Joint reconstruction of multi-channel multi-contrast MRI acquisitions; E Kopanoglu, A Güngör, T Kilic, EU Saritas, KK Oguz, T Çukur, HE Güven in NMR in Biomedicine. 2020; 33:e4247.
Trajectory analysis for field free line magnetic particle imaging; C.B. Top, A. Güngör, S. Ilbey, H.E. Güven in Med. Phys. 46: 1592-1607, 2019.
Fast System Calibration With Coded Calibration Scenes for Magnetic Particle Imaging; S. Ilbey, C. B. Top, A. Güngör, T. Çukur, E. U. Saritas and H. E. Güven in IEEE Transactions on Medical Imaging, vol. 38, no. 9, pp. 2070-2080, Sept. 2019
Statistically Segregated k-Space Sampling for Accelerating Multiple-Acquisition MRI; LK Senel, T Kilic, A. Güngör, E Kopanoglu, HE Guven, EU Saritas, A Koc, T. Çukur in IEEE Transactions on Medical Imaging, vol. 38, no. 7, pp. 1701-1714, July 2019.
Comparison of system-matrix-based and projection-based reconstructions for field free line magnetic particle imaging; S Ilbey, CB Top, A. Güngör, T Çukur, EÜ Sarıtaş, HE Güven in International Journal on Magnetic Particle Imaging, vol. 3, no. 1, 2017.
An Augmented Lagrangian Method for Complex-Valued Compressed SAR Imaging; H. E. Güven, A. Güngör and M. Çetin in IEEE Transactions on Computational Imaging, vol. 2, no. 3, pp. 235-250, Sept. 2016, doi: 10.1109/TCI.2016.2580498.

Patents:

An accelerated antenna characterization technique; A. Güngör, B. A. Yılmaz, C. Bayram, C. B. Top
- Filing Date: 30.12.2022.
A calibration technique for compressive sensing-based camera; A. Güngör, M. U. Bahceci, T. Cukur
- Filing Date: 30.11.2022.
A compressed sensing based adaptive direction-of-arrival estimation system for moving targets; B. Kilic, A. Güngör, M. Kalfa, O. Arikan
- Filing Date: 04.05.2021.
- Granted on 24.02.2022.
Simultaneous use of joint and individual information terms in multicontrast compressive sensing reconstruction; E. Kopanoglu, A. Güngör, T. Çukur, H. E. Güven
- Filing Date: 16.10.2020.
- Granted on 31.01.2023.
A Super-resolving Calibration Method for Magnetic Particle Imaging; A. Güngör
- Filing Date: 06.10.2020.
- Granted on 21.06.2022.
Method for electronic calibration of magnetic particle imaging system; CB Top, S Ilbey, A. Güngör, HE Guven
- Filing Date: 11.12.2018.
- Granted on 04.05.2022.
Method of calibrating magnetic particle imaging system; CB Top, S Ilbey, A. Güngör, HE Guven, T Cukur, EÜ Saritas
- Filing Date: 11.05.2018.
- Granted on 09.12.2022.

Conference Proceedings:

Deep Learning Reconstruction for Single Pixel Imaging with Generative Adversarial Networks; B. Güven, A. Güngör, M. U. Bahçeci and T. Cukur, 2023 IEEE International Conference on Image Processing.
A Denoiser Scaling Technique for Plug-and-Play MPI Reconstruction; A. Güngör, B. Askin, D. A. Soydan, C. Barış Top and T. Cukur, 2023 International Workshop on Magnetic Particle Imaging (IWMPI).
Trajectory Analysis for Tomographic Field Free Line Magnetic Particle Imaging; D. A. Soydan, S. Karaca, A. Güngör, C. B. Top, 2023 International Workshop on Magnetic Particle Imaging (IWMPI).
Adaptive Transmit Beam Pattern Design for Compressed Sensing-based Direction of Arrival Estimation; M. U. Bahçeci, A. Güngör and Ç. Çetintepe, 2022 IEEE International Symposium on Phased Array Systems & Technology (PAST), Waltham, MA, USA, 2022, pp. 01-08, doi: 10.1109/PAST49659.2022.9974981.
Hardware-Efficient Direction of Arrival Estimation using Compressive Sensing; A. Güngör, B. Kiliç, 2022 IEEE International Symposium on Phased Array System & Technology (PAST), 2022.
Adversarial Diffusion Models for Unsupervised Medical Image Synthesis;M Özbey, SUH Dar, HA Bedel, O Dalmaz, Ş Özturk, A. Güngör, T Çukur, NeurIPS Medical Imaging Meets 2022 (oral).
PP-MPI: A Deep Plug-and-Play Prior for Magnetic Particle Imaging Reconstruction; B. Askin, A. Güngör, D. A. Soydan, E. U. Saritas, C. B. Top and T. Çukur, International Conference on Medical Image Computing and Computer Assisted Intervention (MICCAI), 2022.
Deep Learned Super Resolution of System Matrices for Magnetic Particle Imaging; A. Güngör, B. Askin, D. A. Soydan, C. Barış Top and T. Cukur, 2021 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), Mexico, 2021, pp. 3749-3752, doi: 10.1109/EMBC46164.2021.9630601.
A Simulation Study for Three Dimensional Tomographic Field Free Line Magnetic Particle Imaging; D. A. Soydan, A. Güngör and C. B. Top, 2021 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), Mexico, 2021, pp. 3701-3704, doi: 10.1109/EMBC46164.2021.9631111.
A CNN Based Super-Resolution Technique for Magnetic Particle Imaging System Matrix; B. Aşkın, A. Güngör, D. A. Soydan, C. B. Top and T. Cukur, 2021 29th Signal Processing and Communications Applications Conference (SIU), Istanbul, Turkey, 2021, pp. 1-4, doi: 10.1109/SIU53274.2021.9477772.
A Comparison of Direction of Arrival Estimation Performance for Phased-MIMO Systems; M. U. Bahçeci, A. Güngör, Ç. Çetintepe and T. E. Tuncer, 2021 29th Signal Processing and Communications Applications Conference (SIU), Istanbul, Turkey, 2021, pp. 1-4, doi: 10.1109/SIU53274.2021.9477803.
Adaptive Measurement Matrix Design in Compressed Sensing Based Direction of Arrival Estimation; B. Kılıç, A. Güngör, M. Kalfa and O. Arıkan, 2020 28th European Signal Processing Conference (EUSIPCO), Amsterdam, Netherlands, 2021, pp. 1881-1885, doi: 10.23919/Eusipco47968.2020.9287679.
Sensing Matrix Design for Compressive Sensing Based Direction of Arrival Estimation; B. Kılıç, A. Güngör, M. Kalfa and O. Arıkan, 2020 28th Signal Processing and Communications Applications Conference (SIU), Gaziantep, Turkey, 2020, pp. 1-4, doi: 10.1109/SIU49456.2020.9302073.
Super-resolving reconstruction technique for MPI; A. Güngör and C. B. Top, 2020 International Workshop on Magnetic Particle Imaging (IWMPI), Digital.
Learning Based Regularization for Spatial Multiplexing Cameras; O. F. Kar, A. Güngör and H. E. Güven, 2019 IEEE Global Conference on Signal and Information Processing (GlobalSIP), Ottawa, ON, Canada, 2019, pp. 1-5, doi: 10.1109/GlobalSIP45357.2019.8969255.
Real-time Compressive Video Reconstruction for Spatial Multiplexing Cameras; O. F. Kar, A. Güngör and H. E. Güven, 2019 IEEE Global Conference on Signal and Information Processing (GlobalSIP), Ottawa, ON, Canada, 2019, pp. 1-5, doi: 10.1109/GlobalSIP45357.2019.8969447.
A Transform Learning Based Deconvolution Technique with Super-Resolution and Microscanning Applications; A. Güngör and O. F. Kar, 2019 IEEE International Conference on Image Processing (ICIP), 2019, pp. 2159-2163, doi: 10.1109/ICIP.2019.8803162.
Real-time Compressive Focal Plane Array Imaging; O. F. Kar, A. Güngör and H. E. Güven, Computational Optical Sensing and Imaging, OSA, 2019.
Compressive Focal Plane Array Imager Reconstruction Using Learning Based Regularization; O. F. Kar, A. Güngör and H. E. Güven, 2019 27th Signal Processing and Communications Applications Conference (SIU), Sivas, Turkey, 2019, pp. 1-4, doi: 10.1109/SIU.2019.8806369.
Multi-channel multi-contrast reconstructions via simultaneous use of individual and joint regularization terms; E. Kopanoglu, A. Güngör, T. Kilic, E. U. Saritas, K. K. Oğuz, T. Çukur and H.E. Guven, ISMRM 27th Annual Meeting & Exhibition SMRT 28th Annual Meeting, Canada.
A Performance Analysis on the Optimal Number of Measurements for Coded Compressive Imaging; O. F. Kar, A. Güngör, S. Ilbey, C. B. Top and H. Emre Güven, 2018 IEEE Global Conference on Signal and Information Processing (GlobalSIP), Anaheim, CA, USA, 2018, pp. 101-105, doi: 10.1109/GlobalSIP.2018.8646522.
A Matrix-Free Reconstruction Method for Compressive Focal Plane Array Imaging; A. Güngör, O. F. Kar and H. E. Güven, 2018 25th IEEE International Conference on Image Processing (ICIP), 2018, pp. 1827-1831, doi: 10.1109/ICIP.2018.8451675.
An overview of joint activities on computational imaging and compressive sensing systems by NATO SET-232; T. Du Bosq, S. Agarwal, J. Dijk, A. Gungor, H. E. Guven, T. Haran, M. Laurenzis, K. Leonard, A. Mahalanobis, G. Paunescu, J. Piper, E. Repasi, Y. Sheng, SPIE Defense and Commercial Sensing 2018, Florida, USA.
An efficient parallel algorithm for single-pixel and FPA imaging; O.F. Kar, A. Güngör and H. E. Güven, SPIE Defense and Commercial Sensing 2018, Florida, USA.
Real-time three-dimensional image reconstruction using alternating direction method of multipliers for magnetic particle imaging; S. İlbey, A. Güngör, C. B. Top, E. Ü. Sarıtaş and H. E. Güven, 2018 26th Signal Processing and Communications Applications Conference (SIU), Izmir, Turkey, 2018, pp. 1-4, doi: 10.1109/SIU.2018.8404389.
An adaptive relaxed Alternating Direction Method of Multipliers for compressive focal plane array imaging; O. F. Kar, A. Güngör and H. E. Güven, 2018 26th Signal Processing and Communications Applications Conference (SIU), Izmir, Turkey, 2018, pp. 1-4, doi: 10.1109/SIU.2018.8404272.
Coded scenes for fast system calibration in magnetic particle imaging; S. Ilbey, C. B. Top, A. Güngör, E. U. Saritas and E. Güven, 2018 IEEE 15th International Symposium on Biomedical Imaging (ISBI 2018), Washington, DC, USA, 2018, pp. 315-318, doi: 10.1109/ISBI.2018.8363582.
Compressive sensing reconstruction for multi-contrast data with unequal acceleration rates; E. Kopanoglu, A. Güngör, T. Kilic, E. U. Saritas, T. Çukur and H.E. Guven, ISMRM 26th Annual Meeting & Exhibition SMRT 27th Annual Meeting, France.
Joint Dictionary Learning Reconstruction of Compressed Multi-Contrast Magnetic Resonance Imaging; A. Gungor, E. Kopanoglu, T. Cukur, E. Guven and F. T. Yarman-Vural, 2017 21st National Biomedical Engineering Meeting (BIYOMUT), Istanbul, Turkey, 2017, pp. i-iv, doi: 10.1109/BIYOMUT.2017.8478900.
Autofocused compressive SAR imaging based on the alternating direction method of multipliers; A. Güngör, M. Çetin and H. E. Güven, 2017 IEEE Radar Conference (RadarConf), 2017, pp. 1573-1576, doi: 10.1109/RADAR.2017.7944458.
Passive localization and classification of cavitation activity using group sparsity; C. B. Top, A. Güngör and H. E. Güven, The Journal of the Acoustical Society of America, 141, 3490 (2017).
Feature-enhanced computational infrared imaging; A. Güngör and H. E. Güven, SPIE Defense and Commercial Sensing 2017, California, USA.
An efficient algorithm for model based blind deconvolution; M. Bastopcu, A. Güngör and H. E. Güven, SPIE Defense and Commercial Sensing 2017, California, USA.
A synthesis-based approach to compressive multi-contrast magnetic resonance imaging; A. Güngör, E. Kopanoglu, T. Cukur and H. E. Güven, 2017 IEEE 14th International Symposium on Biomedical Imaging (ISBI 2017), Melbourne, VIC, Australia, 2017, pp. 696-699, doi: 10.1109/ISBI.2017.7950615.
Fast recovery of compressed multi-contrast magnetic resonance images; A. Güngör, E. Kopanoğlu, T. Çukur and H. E. Güven, SPIE Medical Imaging 2017, Orlando, USA.
Joint reconstruction of multi-contrast images: compressive sensing reconstruction using both joint and individual regularization functions; E. Kopanoglu, A. Güngör, T. Kilic, E. U. Saritas, T. Çukur and H.E. Guven, ISMRM 25th Annual Meeting & Exhibition SMRT 26th Annual Meeting, Honolulu, HI, USA, 22-27 April 2017.
Compressed Multi-Contrast Magnetic Resonance Image reconstruction using Augmented Lagrangian Method; A. Güngör, E. Kopanoğlu, T. Çukur and H. E. Güven, 2016 24th Signal Processing and Communication Application Conference (SIU), Zonguldak, Turkey, 2016, pp. 1985-1988, doi: 10.1109/SIU.2016.7496157.
An Augmented Lagrangian Method for image reconstruction with multiple features; H. E. Güven, A. Güngör and M. Çetin 2015 IEEE International Conference on Image Processing (ICIP), Quebec City, QC, Canada, 2015, pp. 4175-4179, doi: 10.1109/ICIP.2015.7351592.
An Augmented Lagrangian Method for autofocused Compressed SAR Imaging; A. Güngör, M. Çetin and H. E. Güven, 2015 3rd International Workshop on Compressed Sensing Theory and its Applications to Radar, Sonar and Remote Sensing (CoSeRa), Pisa, Italy, 2015, pp. 1-5, doi: 10.1109/CoSeRa.2015.7330252.
Designing a Robotic Flapping Wing Mechanism in Order to Mimic the Insect Flight; A. Güngör, T. Mutlu and D. F. Kurtuluş, 7th Ankara International Aerospace Conference, 2013.

Alper Güngör

alperg at ee.bilkent.edu.tr

Senior Research Scientist
Aselsan
Ankara, Turkey

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