Department of Electrical and Electronics Engineering, Article

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Intention mining and intention reshaping: surfacing deep intentions by proactive visuals to morph them into new intentions Sencan, Cevdet; Erkmen, Aydan Müşerref; Ertugrul, Aygun (2026-03-01) Intention mining through human-computer interaction (HCI) has been studied in various domains such as psychology, health, communication, and transportation. Unlike previous studies focusing solely on recognizing intentions...
Fast investigation of control interaction risks in PV parks using eigenvalue analysis in Modelica Masoom, A.; Mahseredjian, J.; Karaağaç, Ulaş (2026-02-01) This paper contributes to the fast detection of control interaction risk in a PV park using the eigenvalue analysis in Modelica. The entire PV park and its interconnected network are represented by time-domain equations in...
Pulse sequence analysis-based characterization of corona and surface discharges under DC voltages Coban, Melih; Firuzi, Keyvan; TEZCAN, SÜLEYMAN SUNGUR (2026-01-01) Partial discharge (PD) measurement under direct current (DC) stress has been receiving increasing attention due to the increasing prevalence of medium voltage (MVDC) and high voltage (HVDC) systems and cable technologies. ...
A memristor-free MEMS neuristor utilizing CMUT voltage hysteresis and Fowler–Nordheim tunneling Vize, Berre; Bayram, Barış (2025-12-01) A memristor-free MEMS neuristor utilizing Fowler–Nordheim (F–N) tunneling and voltage hysteresis in capacitive micromachined ultrasonic transducers (CMUTs) is developed and characterized experimentally. Collapse-snapback h...
Power−efficient ramped stimulation in a fully implantable cochlear implant Doğan, Mert; Topçu, Okan; Uluşan, Hasan; Yüksel, Muhammed Berat; Uğur, Mehmet Birol; Külah, Haluk (2025-12-01) Cochlear implants (CIs) are among the most established neuromodulation devices, providing auditory perception through electrical stimulation of the auditory nerve. While conventional stimulation strategies rely on symmetri...
Numerical Fresnel models of Fresnel zone plates for plane wave at angle of incidence Ünal, Ahmet (2025-12-01) Diffractive optical elements (DOEs) are increasingly used in electro-optical systems due to their design flexibility, which offers advantages over refractive optics. Although determining the point spread function (PSF) is ...
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Electromagnetic simulations of antennas on GPUs for machine learning applications Temiz, Murat; Bakken, Vemund (2025-09-01) This study proposes an antenna simulation framework powered by graphics processing units (GPUs) based on an open-source electromagnetic (EM) simulation software (gprMax) for machine learning applications of antenna design ...
A Novel Design Technique for Ultrawideband Shared Aperture Connected Dipole Arrays Arda, Kaan; Dural Ünver, Mevlüde Gülbin (2025-07-01) This paper presents comprehensive circuit models for the design and analysis of ultrawideband shared aperture antenna arrays. A novel semi-analytical approach is developed by modifying the previous equivalent circuit model...
A tunable bandpass filter using substrate integrated waveguide resonator İşcan, Ecenaz; Durgun, Ahmet Cemal (2025-07-01) This article presents a compact-size tunable wideband bandpass filter (BPF) design that can operate in the S/C Band. A hybrid approach combining lumped capacitors and the substrate-integrated waveguide (SIW) technique is c...
Enhancing Imaging Performance and Resolution in Magneto-Acoustic Electrical Tomography With Magnetic Field Measurements (MAET-MI) Using Figure-of-Eight and High-Quality Factor Circular Coils Tetik, Ahmet Önder; Gençer, Nevzat Güneri (2025-07-01) Magneto-acousto-electrical tomography with magnetic field measurement technique (MAET-MI) is a hybrid imaging method that brings high spatial resolution of ultrasound imaging in electrical impedance tomography. This study ...
Maximizing the active power flow controllability in a distribution system with optimum SOP placement Sezgin, Mustafa Erdem; Uzunalioğlu, Ayşenur; Deveci, Umur; Göl, Murat (2025-07-01) The classical distribution system has recently begun evolving with the introduction of new assets, such as distributed energy resources and electric vehicles. Although these technologies help nations reduce their greenhous...
Design and Experimental Demonstration of an Integrated Sensing and Communication System for Vital Sign Detection Zhang, Chi; Duan, Jinyuan; Lu, Shuai; Zhang, Duojun; Temiz, Murat; Zhang, Yongwei; Meng, Zhaozong (2025-06-01) The identification of vital signs is becoming increasingly important in various applications, including healthcare monitoring, security, smart homes, and locating entrapped persons after disastrous events, most of which ar...
Goal-Oriented Random Access (GORA) Topbas, Ahsen; Ari, Cagri; Kaya, Onur; Uysal, Elif (2025-05-01) We propose Goal-Oriented Random Access (GORA), where transmitters jointly optimize what to send and when to access the shared channel to a common access point, considering the ultimate goal of the information transfe...
Positioning solution for heterogeneous swarm of UAVs and MAVs in 3D crowded environment Spanogianopoulos, Sotirios; Ahıska, Kenan (2025-04-01) Unmanned aerial vehicles (UAVs) and micro-aerial vehicles (MAVs) are becoming more popular in swarm applications due to their decreasing costs and wider availability. Swarm systems composed of different types of aerial veh...
Temperature-dependent evolution of Al-Ge microstructures for wafer-level vacuum packaging of MEMS devices Dimez, Bekir Gürel; Akın, Tayfun; Kalay, Yunus Eren (2025-04-01) This paper reports the temperature dependency of eutectic aluminum-germanium (Al-Ge) microstructures that can be used for complementary metal-oxide semiconductor (CMOS)-compatible wafer-level vacuum packaging of microelect...
Common Aperture DSLR Camera Design Approach with Diffractive Lens Ünal, Ahmet (Gazi Universitesi Fen Bilimleri Dergisi Part C: Tasarim ve Teknoloji, 2025-3-24) Digital Single-Lens Reflex (DSLR) cameras have widespread applications across various fields. Yet, their reliance on eyepieces poses limitations on their functionality. To address this constraint, a comprehensive optical s...
DDRM-PR: Fourier phase retrieval using denoising diffusion restoration models Kaya, Mehmet Onurcan; Öktem, Sevinç Figen (2025-02-10) Diffusion models have demonstrated their utility as learned priors for solving various inverse problems. However, most existing approaches are limited to linear inverse problems. This paper exploits the efficient and unsup...
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