• Kablosuz iletişim ağlarında kullanıcı yardımlaşmasına dayalı protokollerin dizaynı, optimum kaynak tahsisi ve iletim stratejileri 

  Kaya, Onur; Edemen, Çağatay (Tübitak, 2009-03-01)

  Bu projede, çoklu erişim kanallarında kanala uyarlamalı özgün kullanıcı işbirliği stratejileri geliştirilmiştir. Literatürde yalnızca iki kullanıcı için ele alınan karşılıklı ve eşzamanlı işbirliği teknikleri, üç kullanıcılı ...

• Türkçe dil işleme için bürünsel bilginin çıkarılması ve kullanılması 

  Güz, Ümit; Gürkan, Hakan; Yiğit, Sinan (Tübitak, 2010-02-01)

  Bu projede genel olarak, konuşulan dili (Türkçe) anlamada, konuşulan dilin bürünsel/ezgisel (prosodic) ve sözcüksel (lexical) özelliklerinin ortaya çıkarılması ve bu özelliklerin konuşulan dilin bilgisayarla otomatik olarak ...

• Construction of some classes of two-variable lossless ladder networks with simple lumped elements and uniform transmission lines 

  Sertbaş, Ahmet; Aksen, Ahmet; Yarman, Bekir Sıddık Binboğa (IEEE, 1998)

  In this paper, explicit two-variable description of some classes of ladder networks of high-pass, bandpass and band-reject types are presented. Up to a certain complexity, for two-element kinds of these type regular ...

• Deri lezyonlarının evrişimsel yapay sinir ağları ile sınıflandırılması 

  Bilginer, Onur; Tunga, Burcu; Demirer, Rüştü Murat (Pamukkale Univ, 2022-07-10)

  Bu çalışmada Uluslararası Deri Görüntüleme Birliği tarafından 2019 yılında yayınlanan ve 25000’den fazla dermoskopik deri görüntüsü içeren ISIC 2019 veri seti kullanılarak 4 çeşit (Melanom, Melanositik Nevüs, Bazal Hücreli ...

• CNN-Based deep learning architecture for electromagnetic imaging of rough surface profiles 

  Aydın, İzde; Budak, Güven; Sefer, Ahmet; Yapar, Ali (IEEE, 2022-10)

  A convolutional neural network (CNN) based deep learning (DL) technique for electromagnetic imaging of rough surfaces separating two dielectric media is presented. The direct scattering problem is formulated through the ...

• Design trade-offs and considerations for improving the PCB current carrying capacity in high power density power electronics applications 

  Büyükdeğirmenci, Veysel T.; Kozarva, Ömer F.; Milletsever, Özgür C.; Hava, Ahmet Masum (IEEE, 2022-03-24)

  This paper investigates printed circuit board (PCB) design trade-offs and considerations to maximize the current carrying capacity of traces in PCB-based power electronics applications. Many existing designs rely on ...

• Path loss and RMS delay spread model for VLC-based patient health monitoring system 

  Dönmez, Barış; Miramirkhani, Farshad (Institute of Electrical and Electronics Engineers Inc., 2022-05-13)

  Visible Light Communication (VLC) emerges as a supplementary technology to ubiquitous Radio Frequency (RF) since VLC meets the very high data rate, very high reliability, and ultra-low latency requirements driven by the ...

• Recovery of impenetrable rough surface profiles via CNN-based deep learning architecture 

  Aydın, İzde; Budak, Güven; Sefer, Ahmet; Yapar, Ali (Taylor and Francis Ltd., 2022-08-18)

  In this paper, a convolutional neural network (CNN)-based deep learning (DL) architecture for the solution of an electromagnetic inverse problem related to imaging of the shape of the perfectly electric conducting (PEC) ...

• Channel modeling and characterization for VLC-based MBSNs impaired by 3D user mobility 

  Dönmez, Barış; Miramirkhani, Farshad (IEEE, 2021-11-27)

  This paper focuses on channel modeling and characterization of indoor visible light communication (VLC)-based medical body sensor networks (MBSNs) which establish links between light-emitting diodes (LEDs) and MBSNs nodes ...

• Considerations for inverter topology selection and limitations in active power filtering applications 

  Büyükdeğirmenci, Veysel T.; Sözüer, Abdurrahman; Milletsever, Özgür C.; Kozarva, Ömer F.; Öz, Taha; Hava, Ahmet Masum (IEEE, 2022-03-31)

  This paper presents a modular inverter structure utilizing hybrid SiC MOSFET based active neutral point clamped inverter for active power filter (APF) applications. An FPGA-based digital controller is developed. One major ...

• Age of Information in Practice 

  Uysal, Elif; Kaya, Onur; Baghaee, Sajjad; Beytur, Hasan Burhan (Cambridge University Press, 2021-06-07)

  While age of Information (AoI) has gained importance as a metric characterizing the freshness of information in information-update systems and time-critical applications, most previous studies on AoI have been theoretical. ...

• Enabling 5G indoor services for residential environment using VLC technology 

  Miramirkhani, Farshad; Karbalayghareh, Mehdi; Zeydan, Engin; Mitra, Rangeet (Elsevier B.V., 2022-03-10)

  Visible light communication (VLC) has emerged as a viable complement to traditional radio frequency (RF) based systems and as an enabler for high data rate communications for beyond-5G (B5G) indoor communication systems. ...

• Inductor saturation compensation in three-phase three-wire voltage-source converters via inverse system dynamics 

  Özkan, Ziya; Hava, Ahmet Masum (Institute of Electrical and Electronics Engineers Inc., 2022-05-01)

  In three-phase three-wire (3P3W) voltage-source converter (VSC) systems, utilization of filter inductors with deep saturation characteristics is often advantageous due to the improved size, cost, and efficiency. However, ...

• Image recovery of inaccessible rough surfaces profiles having impedance boundary condition 

  Sefer, Ahmet; Yapar, Ali (IEEE, 2022)

  This letter addresses a reconstruction algorithm of locally rough inaccessible surface profiles via the knowledge of the scattered field data under the consideration of the impedance boundary condition (IBC). To this aim, ...

• Reconstruction algorithm for impenetrable rough surface profile under Neumann boundary condition 

  Sefer, Ahmet; Yapar, Ali (Taylor and Francis Ltd., 2022-05-24)

  In this paper, an algorithm to reconstruct one-dimensional impenetrable rough surface from the knowledge of scattering field is presented. The rough surface is considered as locally perturbed and the scattering field data ...

• Channel modeling and characterization for VLC-based medical body sensor networks: trends and challenges 

  Dönmez, Barış; Mitra, Rangeet; Miramirkhani, Farshad (IEEE, 2021-11-15)

  Optical Wireless Communication (OWC) refers to transmission in unguided propagation media through the use of optical carriers, i.e., visible, Infrared (IR), and Ultraviolet (UV) bands. In this paper, we focus on indoor ...

• A novel biometric identification system based on fingertip electrocardiogram and speech signals 

  Güven, Gökhan; Güz, Ümit; Gürkan, Hakan (Elsevier Inc., 2022-03)

  In this research work, we propose a one-dimensional Convolutional Neural Network (CNN) based biometric identification system that combines speech and ECG modalities. The aim is to find an effective identification strategy ...

• When to pull data for minimum age penalty 

  Yavaşcan, Orhan Tahir; Ceran, Elif Tuğçe; Cakir, Zeynep; Uysal, Elif; Kaya, Onur (IEEE, 2021-10-18)

  A communication receiver that wants to pull data from a remote sensor by exploiting wireless energy transfer is considered. The receiver has a long-term average energy budget for this operation, and its goal is to keep the ...

• Comparative performance evaluation of VLC, LTE and WLAN technologies in indoor environments 

  Zeshan, Arooba; Karbalayghareh, Mehdi; Miramirkhani, Farshad; Uysal, Murat; Baykaş, Tunçer (IEEE, 2021-05-24)

  Recent years have seen an exponential rise in the demand for indoor wireless connections that have driven future generation networks to aim for higher data rates with extended coverage and affordable rates. The two most ...

• Effect of scattering phase function on underwater visible light communication channel models 

  Miramirkhani, Farshad; Karbalayghareh, Mehdi; Uysal, Murat (Elsevier Ltd, 2021-10)

  Non-sequential ray tracing simulations are commonly employed to model underwater visible light communication (VLC) channels. The accuracy of such simulations highly depends on how well the optical properties of water (i.e., ...

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