Browsing by Author "3"
Now showing items 61-80 of 99
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MedSpecSearch: Medical specialty search
Şahin, Mehmet Uluç; Balatkan, Eren; Eran, Cihan; Zeydan, E.; Yeniterzi, Reyyan (Springer Nature, 2019)MedSpecSearch (www.medspecsearch.com) is a search engine for helping users to find the relevant medical specialty for a doctor visit based on users’ description of symptoms. This system is useful for users who are not sure ... -
Metal oxide nano film characterization for CMP optimization
Başım, Gül Bahar; Karagöz, Ayşe; Özdemir, Zeynep (ECS, 2013)This paper focuses on the planarization of metallic films in microelectronics manufacturing by CMP through investigation of metal oxide thin films forming as a result of the chemical component of the process. Tungsten ... -
Microstrip patch antenna design with unified cornered rectangles
Devli, Ata; Celik, Mert; Demir, Berkay; İmeci, T.; Saral, A. (IEEE, 2016)In this design, high-gain, directional microstrip patch antenna works at 11.1 GHz, which is in Ku-Band satellite receive frequency band. Our design has 3 nested rectangular patches which are cornered. As a result, the input ... -
A mobile channel model for vlc and application to adaptive system design
Miramirkhani, Farshad; Narmanlıoğlu, Ömer; Uysal, Murat; Panayirci, E. (IEEE, 2017-05)In this letter, we propose a realistic channel model for visible light communication (VLC) assuming a mobile user. Based on non-sequential ray tracing, we first obtain channel impulse responses for each point over the user ... -
Modal characterization of additively manufactured TPMS structures: comparison between different modeling methods
Şimşek, Uğur; Akbulut, Aykan; Gayir, C. E.; Başaran, Cansu; Şendur, Polat (Springer Nature, 2020-10-14)The use of lattice structures has received increasing interest in various engineering applications owing to their high strength to weight ratio. Advances in additive manufacturing technologies enabled the manufacturing of ... -
A multi-sensor integrated head-mounted display setup for augmented reality applications
Kermen, Ahmet; Aydın, T.; Ercan, Ali Özer; Erdem, Tanju (IEEE, 2015)We present an HMD based AR system comprising visual and inertial sensors. The visual sensor is a camera pair and the inertial sensors consist of an accelerometer and a gyroscope. We discuss the temporal and spatial calibration ... -
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 ... -
Romantic relationship experiences and emotion regulation strategies of regular mindfulness meditation practitioners: A qualitative study
Erkan, Itır; Kafesçioğlu, Nilüfer; Cavdar, A.; Saydam, Fehime Senem Zeytinoğlu (Wiley, 2020)Using attachment theory as the framework, this qualitative study focused on the romantic relationship experiences of regular mindfulness meditators and their meditation‐naïve or nonregularly meditating partners (NMPs). The ... -
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 ...
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