Browsing Faculty of Engineering by Author "3"
Now showing items 61-80 of 92
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Natural language features for detection of Alzheimer's disease in conversational speech
Khodabakhsh, Ali; Kuşçuoğlu, Serhan; Demiroğlu, Cenk (IEEE, 2014)Automatic monitoring of the patients with Alzheimer's disease and diagnosis of the disease in early stages can have a significant impact on the society. Here, we investigate an automatic diagnosis approach through the use ... -
Object tracking and identification by quantum radar
Durak, Kadir; Jam, Naser Chamani; Dindar, Çağrı (SPIE, 2019)Quantum Radar is a promising technology that could have a strong impact on the civilian and military realms. In this study we introduce a new concept design for implementing a Quantum Radar, based on the time and polarization ... -
On the mechanical behavior of accumulative roll bonded lightweight composite
Aljashaami, Dhyai Hassan Jawad; Ghobadlou, Ali Hosseinzadeh; Yapıcı, Güney Güven (IOP Publishing, 2019-09)Multi-layered composites have received great interest due to their enhanced mechanical and physical properties. In this study, Al6061/Al2024 composites were processed by accumulative roll bonding as a severe plastic ... -
On the mechanical behavior of cold deformed aluminum 7075 alloy at elevated temperatures
Shojaei, Kambiz; Sajadifar, Seyed Vahid; Yapıcı, Güney Güven (Elsevier, 2016-07-18)In the present study, elevated temperature deformation behavior and microstructural evolution of 7075 aluminum alloy at annealed and cold rolled conditions were examined. Isothermal uniaxial tensile tests at a temperature ... -
Optik iletişim sistemlerinde standart CMOS fotodiyotların uygulaması
Çamlı, B.; Yalçınkaya, A. D.; Pusane, A. E.; Kısacık, Rıfat; Maç, Muhittin; Uysal, Murat; Baykaş, T. (IEEE, 2017)Bu bildiride standart CMOS üretim süreçleri ile gerçeklenmiş, mikroelektronik sistemlere düşük maliyetlerle tümleştirilebilecek fotodiyot yapılarının optik haberleşme sistemlerine uygulanabilirliği incelenmiştir. Silikon ... -
Performance characterization of underwater visible light communication
Elamassie, Mohammed; Miramirkhani, Farshad; Uysal, Murat (IEEE, 2019-01)In this paper, we investigate the performance limits of underwater visible light communication (UVLC) systems. We first develop a closed-form path loss expression as a function of transceiver parameters and water type. We ... -
Performance of eU-OFDM based relay-assisted visible light communications
Djengomemgoto, Gerard; Narmanlioglu, Omer; Uysal, Murat (IEEE, 2016)In this paper, we consider relay-assisted visible light communication (VLC) system where intermediate light source cooperates with main light source. Following IEEE 802.15.7r VLC reference channel model, we assume presence ... -
Photocatalytic and antibacterial functionality evaluation of nanoboron coated textiles
Akbar, Wazir; Karagöz, Ayşe; Aktas, Gözde; Başım, Gül Bahar (2016-09-01)Antibacterial properties of boron-containing compounds are well known although studies available on pure boron nanoparticles are relatively limited. In the present study, we examine the feasibility of the application of ... -
Poster: on-board camera video transmission over vehicular VLC
Narmanlioglu, Omer; Turan, B.; Kebapci, Burak; Coleri Ergen, S.; Uysal, Murat (IEEE, 2017)Vehicular connectivity is envisaged to extend vehicle on-board camera videos to the nearby vehicles in order to increase drivers' road awareness. This paper demonstrates the possibilities of video transmission captured by ... -
Predicting heat transfer for low- and high-frequency central-orifice synthetic jets
Ikhlaq, Muhammad; Ghaffari, Omidreza; Arık, Mehmet (IEEE, 2016-04)As electronic devices are becoming more compact each day, the more effective and efficient active cooling technologies are needed. Microfluidic devices, such as synthetic jets, serve as a potential candidate to fulfill the ... -
Profit-based artificial neural network (ANN) trained by migrating birds optimization: a case study in credit card fraud detection
Zakaryazad, Ashkan; Duman, Ekrem; Kibekbaev, Azamat (World Academy of Science, Engineering and Technology, 2015)A typical classification technique ranks the instances in a data set according to the likelihood of belonging to one (positive) class. A credit card (CC) fraud detection model ranks the transactions in terms of probability ... -
RoCoCo: row and column compression for high-performance multiplication on FPGAs
Uğurdağ, Hasan Fatih; Keskin, O.; Tunç, Cihan; Temizkan, Fatih; Fici, G.; Dedeoğlu, S. (IEEE, 2011)Multiplication is, in no doubt, one of the top few frequently used operations in hardware and software. In high-performance hardware design, after high-level optimizations are exhausted, component level optimizations are ... -
Rumadai: A plug-in to record and replay client-side events of web sites with dynamic content
Yıldız, Asım; Aktemur, Tankut Barış; Sözer, Hasan (IEEE, 2012)Reproducing user events when testing web pages is challenging because of the dynamic nature of the web content and potential dependency on third party content providers. We present Rumadai, a Visual Studio plug-in, that ... -
Runtime verification of Iot systems using complex event processing
İnçki, Koray; Arı, İsmail; Sözer, Hasan (IEEE, 2017)Internet of Things (IoT) is a new computing paradigm that is proliferated by wide adoption of application level protocols such as MQTT and CoAP, each of which defines different styles of sequential interaction of events. ... -
Segregated modeling of continuous heat treatment furnaces
Yıldız, Ersin; Başol, Altuğ Melik; Mengüç, Mustafa Pınar (Elsevier, 2020-07)Heat treatment processes have a major impact on the mechanical and structural properties of the end products. Accurate control of the material temperatures during the heating and cooling regimes is very crucial for the ... -
Self-cleaning ability quantization of textiles with degussa P-25
Cerhan, Asena; Güler, Zeynep Özdemir; Başım, Gül Bahar (Trans Tech Publications Inc., 2018)This study proposes a systematic quantification of effectiveness of the Degussa P-25 titania particles used as a benchmark in photocatalytic applications to standardize ability of self-cleaning textile applications and to ... -
Seri elastik eyleyiciler için mekanik tasarım süreçleri
Yıldırım, Mehmet Can; Şendur, Polat; Uğurlu, Regaip Barkan (Pamukkale Üniversitesi, 2019)Bu makalede tork kontrollü robot eklem tahriki için robotik literatüründe sıkça tercih edilen seri elastik eyleyici (SEE) üniteleri için geliştirilen tasarım süreçleri konu edilmiştir. Bilgisayar destekli tasarım ve benzetim ... -
Sliding mode control of an electromechanical solenoid actuator for soft landing
Küntüz, Mehmet Polat; Qureshi, Muhammad Sarmad; Bebek, Özkan (IEEE, 2018-10-08)Electromechanical solenoid actuators are widely used in industrial applications that require fast and linear motion. High velocities can be achieved in small stroke lengths; in turn the motion results with high-velocity ... -
Software defined VLC system: implementation and performance evaluation
Hussain, Waqas; Uğurdağ, Hasan Fatih; Uysal, Murat (IEEE, 2015)This paper presents the implementation of an IEEE standard-based Visible Light Communication (VLC) system using software defined radio (SDR) approach. Based on widely used SDR platform Universal Software Radio Peripheral ... -
Spoofing voice verification systems with statistical speech synthesis using limited adaptation data
Khodabakhsh, Ali; Mohammadi, Amir; Demiroğlu, Cenk (Elsevier, 2017-03)State-of-the-art speaker verification systems are vulnerable to spoofing attacks using speech synthesis. To solve the issue, high-performance synthetic speech detectors (SSDs) for attack methods have been proposed recently. ...
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