Department of Electrical and Electronics Engineering, Conference / Seminar

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Recent Submissions

Additive Manufactured Matching Medium Design for Implant Communications Habiboglu, Ozum; Akgun, Sila; Cil, Erdem; Aydın Çivi, Hatice Özlem; Dumanli, Sema (2021-03-22) © 2021 EurAAP.The design of matching media with different dielectric constants for the use in implant communications is presented in this paper. Each medium consists of a three-dimensional printed honeycomb structure fille...
Combined Potential-Field Surface Formulations for Resonance-Free and Low-Frequency-Stable Analyses of Three-Dimensional Closed Conductors Eris, Ozgur; Karaova, Gokhan; Ergül, Özgür Salih (2021-03-22) © 2021 EurAAP.We present combined formulations involving the recently developed potential integral equations (PIEs) together with field formulations, particularly the magnetic-field integral equation (MFIE), for accurate, ...
Efficient Computation of Green's Functions for Multilayer Media in the Context of 5G Applications Mittra, Raj; ÖZGÜN, ÖZLEM; Li, Chao; Kuzuoğlu, Mustafa (2021-03-22) © 2021 EurAAP.This paper presents a novel method for effective computation of Sommerfeld integrals which arise in problems involving antennas or scatterers embedded in planar multilayered media. Sommerfeld integrals that n...
End-to-end learned image compression with conditional latent space modeling for entropy coding Yesilyurt, Aziz Berkay; Kamışlı, Fatih (2021-01-24) © 2021 European Signal Processing Conference, EUSIPCO. All rights reserved.The use of neural networks in image compression enables transforms and probability models for entropy coding which can process images based on much...
A Theoretical Analysis of Multi-Modal Representation Learning with Regular Functions Vural, Elif (2021-01-07) Multi-modal data analysis methods often learn representations that align different modalities in a new common domain, while preserving the within-class compactness and within-modality geometry and enhancing the between-cla...
Investigation of Stationarity for Graph Time Series Data Sets Güneyi, Eylem Tuğçe; Vural, Elif (2021-01-07) Graphs permit the analysis of the relationships in complex data sets effectively. Stationarity is a feature that facilitates the analysis and processing of random time signals. Since graphs have an irregular structure, the...
Effects of Rotor Flux Barrier Design on Torque Ripple and High Speed Performance of Synchronous Reluctance Machines Yılmaz, Yusuf Basri; Bostancı, Emine (2020-12-01)
MPC-Graph: Feedback motion planning using sparse sampling based neighborhood graph Karagoz, O. Kaan; Atasoy, Simay; Ankaralı, Mustafa Mert (2020-10-24) © 2020 IEEE.Robust and safe feedback motion planning and navigation is a critical task for autonomous mobile robotic systems considering the highly dynamic and uncertain nature scenarios of modern applications. For these r...
Improvement of Filter Estimates Based on Data from Unmanned Underwater Vehicle with Machine Learning Insansiz Sualti Aracindan Alinan Verilere Baǧli Filtre Kestirimlerinin Makine Öǧrenmesi ile Iyileştirilmesi Erol, Berna; Cantekin, Recep Fatih; Kartal, Seda Karadeniz; Hacioglu, Rifat; Gormus, Kurtulus Sedar; Kutoglu, Senol Hakan; Leblebicioğlu, Mehmet Kemal (2020-10-15) © 2020 IEEE.In this study, the mathematical model of unmanned underwater vehicle is obtained in 6 DOF. The navigation sensor data are generated from mathematical model response. Extended Kalman filer and Unscented Kalman f...
Correlation between INS and GPS Based on Sea Surface Vehicle Motion Su Üstü Araci Hareketine Dayali INS-GPS Ilişkisi Akgul, Volkan; Belge, Egemen; Hacioglu, Rifat; Gormus, Kurtulus Sedar; Karadeniz Kartal, Seda; Kutoglu, Senol Hakan; Leblebicioğlu, Mehmet Kemal (2020-10-15) © 2020 IEEE.The Global Positioning System (GPS) and integrated sonar systems are widely used for obtaining bathymetric data. While the water vehicle coordinates can be provided with real-time kinematic (RTK) GPS observatio...
Extended Kalman Filter Based State and Parameter Estimation Method for a Buck Converter Operating in a Wide Load Range Candan, Muhammed Yusuf; Ankaralı, Mustafa Mert (2020-10-11) © 2020 IEEE.The vast majority of buck converter modeling and control studies rely on the assumption that load resistance operates near a nominal value. Accordingly, controller and estimator designs in literature are mainly...
Analysis of Alternative Performance Metrics for Compressive Spectral Imaging Gundogan, Utku; Öktem, Sevinç Figen (null; 2020-10-07) Compressive spectral imaging is a technique that reconstructs the three-dimensional (3D) spectral data cube from limited number of two-dimensional (2D) measurements. In order to obtain this data cube, the technique makes u...
Comparison of Dictionary-Based Image Reconstruction Algorithms for Inverse Problems Dogan, Didem; Öktem, Sevinç Figen (2020-10-07) Many inverse problems in imaging involve measurements that are in the form of convolutions. Sparsity priors are widely exploited in their solutions for regularization as these problems are generally ill-posed. In this work...
Deep CNN prior based image reconstruction for multispectral imaging Manisali, İrfan; Cam, Refik; Bezek, Can Deniz; Öktem, Sevinç Figen (IEEE; 2020-10-07) Spektral görüntüleme, fizik, kimya, biyoloji, tıp, astronomi ve uzaktan algılama gibi farklı alanlarda yaygın olarak kullanılan temel bir tanılayıcı tekniktir. Bu bildiride, hesaplamalı görüntüleme prensibine dayanan ve kı...
Evaluation of Sparsity-based Methods for Parameterized Source Separation Baskaya, Hasan Can; Öktem, Sevinç Figen (2020-10-07) Parametric reconstruction problems arise in many areas such as array processing, wireless communication, source separation, and spectroscopy. In a parametric recovery problem, the unknown model parameters in each superimpo...
Developing a Motion Controller for Autonomous Agricultural Robot Otonom Tarim Robotu Icin Hareket Planlayicinin Gelistirilmesi Gölbol, Ferhat; Olmez, Hasan; Hacinecipoglu, Akif; Ankaralı, Mustafa Mert (2020-10-05) © 2020 IEEE.The advantages of autonomous agriculture over traditional agriculture have been reported both in national and international literature. Motion and trajectory planning is one of the fundamental problems an agric...
2D phase-field simulation and experimental validation of droplet formation in a flow-focusing junction Atik, Ali Can; Yıldırım, Ender; Külah, Haluk (null; 2020-10-04) In this study, we investigated the performance of 2D simulations to predict the droplet sizes under varying flow conditions. Simple 2D models are lacking in presenting correct results because the top and bottom wall bounda...
Dual sided high frequency measurement of microelectronic packages Christ, Sean R.; Durgun, Ahmet Cemal; Aygun, Kemal; Hill, Michael J. (2020-10-01) © 2020 IEEE.Traditionally, validation of simulation data of microelectronic packages has been done by high frequency measurement of coplanar transmission line structures. Although this metrology has matured over the years,...
High Sensitivity Fano-Like Rod-Type Silicon Photonic Crystal Refractive Index Sensor Kılıç, Selahattin Cem; Kocaman, Serdar (2020-09-27) © 2020 IEEE.A rod-type silicon photonic crystal structure has been designed and numerically analyzed for the first time in a sensing application. Rods are sandwiched between Perfect Electric Conductor (PEC) plates to obtai...
Solar Power Generation Analysis and Forecasting Real-World Data Using LSTM and Autoregressive CNN tosun, nail; sert, egemen; Ayaz, Enes; YILMAZ, ekin; GÖL, MURAT (2020-09-22) Generated power of a solar panel is volatile and susceptible to environmental conditions. In this study, we have analyzed variables affecting the generated power of a 17.5 kW real-world solar power plant with respect to fi...

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