• Improvement of seismic performance of precast frames with cladding panels fastened by energy dissipative steel cushions 

  Özkaynak, Hasan; Khajehdehi, Arastoo; Yüksel, Ercan; Karadoğan, Hüseyin Faruk (Springer, 2021-07)

  Precast reinforced concrete panels are commonly used as wall claddings in precast buildings. The cladding panels are generally evaluated as non-structural members and are joined to structural systems via mechanical, welding, ...

• Transient multi-domain thermal modeling of interrupted cutting with coated tools 

  Karagüzel, Umut (Springer Science and Business Media Deutschland GmbH, 2021-06-17)

  Interrupted cutting operations, such as milling, produce fluctuating tool temperatures which directly affect the process outputs. Thus, prediction of cutting tool temperatures enables process planning, selection of materials ...

• A path loss model for link budget analysis of indoor visible light communications 

  Miramirkhani, Farshad (Istanbul Univ-Cerrahpasa, 2021-05)

  In the context of beyond 5G indoor communication systems, visible light communications (VLC) has emerged as a viable supplement for existing radio frequency based systems and as an enabler for high data rate communications. ...

• Co-array optimization of CMUT arrays for forward-looking IVUS 

  Tekeş, Coşkun; Karaman, Mustafa; Değertekin, Fahrettin Levent (IEEE, 2009-09)

  The ring annular array structure is a preferred configuration for implementing Forward-Looking IVUS (FLIVUS) catheters as it allows for volumetric imaging as well as use of a guidewire at the center. CMUT technology is ...

• Power control in the cognitive cooperative multiple access channel 

  Kaya, Onur; İşleyen, Murat (IEEE, 2012)

  We extend several encoding and decoding techniques from cooperative communications framework, to a cognitive radio system consisting of a primary user (PU) and a secondary user (SU), sending their messages to a common ...

• An endoscopie imaging system based on a two-dimensional CMUT array: real-time imaging results 

  Wygant, Ira O.; Zhuang, Xuefeng; Yeh, David T.; Vaithilingam, Srikant; Nikoozadeh, Amin; Oralkan, Ömer; Ergün, Arif Sanlı; Karaman, Mustafa; Khuri-Yakub, Butrus Thomas (IEEE, 2005)

  Real-time catheter-based ultrasound imaging tools are needed for diagnosis and image-guided procedures. The continued development of these tools is partially limited by the difficulty of fabricating two-dimensional array ...

• A study on RF/microwave tunable inductor topologies 

  Turgul, Volkan; Nesimoğlu, Tayfun; Yarman, Bekir Sıddık Binboğa (IEEE, 2013)

  Recently, tunable structures gained importance due to frequency agile microwave circuits such as tunable filters, matching networks, amplifiers, etc. that are needed to realize reconfigurable radios. Deploying tunable ...

• Sperm morphology analysis with CNN based algorithms 

  Şavkay, Osman Levent; Cesur, Evren; Yalçın, Müştak Erhan; Tavşanoğlu, Ahmet Vedat (IEEE Computer Society, 2014-08-29)

  In this paper Morphological Analysis part of our proposed computer-aided sperm analysis system (CASA) is simulated and the results beside the algorithm steps are presented. The morphology analysis is simply dealing with ...

• Challenges in the CO2 emissions of the Turkish power sector: Evidence from a two-level decomposition approach 

  Işık, Mine; Ari, İzzet; Sarıca, Kemal (Elsevier Ltd, 2021-06)

  Decarbonization of the energy system is urgent to avert the disruptions in the climate. Considering its share, the low carbon transition of the power sector is pivotal. Growing electricity demand poses unique challenges ...

• Least minimum symbol error rate based post-distortion for adaptive mobile VLC transmission with receiver selection 

  Miramirkhani, Farshad; Karbalayghareh, Mehdi; Mitra, Rangeet (Elsevier B.V., 2021-08)

  In the context of beyond-5G indoor communication systems, visible light communication (VLC) has emerged as a viable supplement for existing RF-based systems and as an enabler for high datarate communications. However, the ...

• A mobile app that uses neurofeedback and multi-sensory learning methods improves reading abilities in dyslexia: A pilot study 

  Eroǧlu, Günet; Teber, Serap Tıraş; Ertürk, Kardelen; Kırmızı, Meltem; Ekici, Barış; Arman, Fehim; Balcısoy, Selim Saffet; Özcan, Yusuf Ziya; Çetin, Müjdat (Routledge, 2021)

  Reading comprehension is difficult to improve for children with dyslexia because of the continuing demands of orthographic decoding in combination with limited working memory capacity. Children with dyslexia get special ...

• Effect of scanning strategies and laser parameters on metal-composite joining 

  Kuzu, Ali Taner; Karagüzel, Umut; Erbay, Batıray; Bakkal, Mustafa (Bellwether Publishing, Ltd., 2021)

  This study presents an investigation on the effectiveness, automation characteristics, and mechanics of joints between different material types namely glass fiber reinforced plastics (GFRPs) and SS304 stainless steel using ...

• Generic BER analysis of VLC channels impaired by 3D user-mobility and imperfect CSI 

  Reddy Sekhar, K.; Miramirkhani, Farshad; Mitra, Rangeet; Turlapaty, Anish Chand (Institute of Electrical and Electronics Engineers Inc., 2021)

  Visible light communications (VLC) has emerged as a high-speed, low-cost, and green supplement for the existing radio frequency (RF) based infrastructures. However, the performance of VLC based systems is found to degrade ...

• Evaluation of proactive maintenance policies on a stochastically dependent hidden multi-component system using DBNs 

  Özgür Ünlüakın, Demet; Türkali, Busenur (Elsevier Ltd, 2021-07)

  In complex systems with stochastically dependent components which are not observed directly, determining an effective maintenance policy is a difficult task. In this paper, a dynamic Bayesian network based maintenance ...

• Ti6Al4V Alaşımının talaşlı imalatı sırasında termal kamera ile sıcaklık ölçümü ve sonlu elemanlarla modellenmesi 

  Karagüzel, Umut (2019-06-26)

  Talaşlı imalat en yaygın kullanılan imalat yöntemlerinden biridir. Talaşlı imalatta en önemli problemlerin başında yüzey bütünlüğünü, parça toleransını ve takım ömrünü dolayısıyla maliyeti etkilemesi nedeniyle kesme sıcaklığı ...

• Low pass filter design with improved stop-band suppression and synthesis with transformer-free ladders 

  Yıldız, Serkan; Aksen, Ahmet; Kılınç, Sedat; Yarman, Bekir Sıddık Binboğa (John Wiley and Sons Inc, 2021-02)

  A new method to design transformer-free low pass (LP) ladder network with improved stop-band suppression performance is introduced. The parametric representation of back-end impedance of LP filter network is established ...

• Developing an efficient deep neural network for automatic detection of COVID-19 using chest X-ray images 

  Sheykhivand, Sobhan; Mousavi, Zohreh; Mojtahedi, Sina; Yousefi Rezaii, Tohid; Farzamnia, Ali; Meshgini, Saeed; Saad, Ismail (Elsevier B.V., 2021-06)

  The novel coronavirus (COVID-19) could be described as the greatest human challenge of the 21st century. The development and transmission of the disease have increased mortality in all countries. Therefore, a rapid diagnosis ...

• Uyarlanır yerel bağlı katman kullanan dikkat tabanlı derin ağ ile sesli komut tanıma 

  Turkan, Yasemin; Tek, Faik Boray (Institute of Electrical and Electronics Engineers Inc., 2020-10-05)

  Sesli komut tanıma insan-makine ara yüzüyle ilişkili aktif bir araştırma konusudur. Dikkat tabanlı derin ağlar ile bu tür problemler başarılı bir şekilde çözülebilmektedir. Bu çalışmada, var olan bir dikkat tabanlı derin ...

• Optical design of the adaptive optics system for DAG, the new 4 m Turkish telescope 

  Bouxin, Audrey; Jolissaint, Laurent; Keskin, Onur; Yeşilyaprak, Cahit; Spanò, Paolo (SPIE, 2020)

  We present the design of the Adaptive Optics System for the new Turkish 4-m telescope (DAG). The AO will use a pyramid WFS, with a double prism and a no noise EM-CCD camera to allow for oversampling of the pupil images and ...

• TROIA adaptive optics system for DAG Telescope 

  Keskin, Onur; Jolissaint, Laurent; Bouxin, Audrey; Yeşilyaprak, Cahit (SPIE, 2020-12-13)

  This paper presents the specifications of TROIA-TuRkish adaptive Optics system for Infrared Astronomy system, the science rationale for these specifications, and description of the site technical and environmental conditions ...

View more