Now showing items 1-20 of 305

    • A 2D Peridynamic Model for Failure Analysis of Orthotropic Thin Plates Due to Bending 

      Tastan, A.; Yolum, U.; Güler, Mehmet Ali; Zaccariotto, M.; Galvanetto, U. (Elsevier Science Bv, 2016)
      The present paper deals with the problem of cracks propagating in thin orthotropic flat plates under bending loads. We define the mechanical behavior of an orthotropic lamina in which shear deformation can be neglected ...
    • 3D Shape Recognition: Enhanced Skeletal Points 

      Sirin, Yahya; Demirci, Muhammed Fatih (IEEE, 2015)
      Digital video production is increasing day after day and the effectiveness and efficiency of the image recognition mechanism has became increasingly important. In this study, a new skeleton-based shape recognition algorithm, ...
    • Accelerating beam generation via all-dielectric metasurfaces 

      Yılmaz, Nazmi; Bağcı, Fehim Taha; Özer, Ahmet; Kurt, Hamza (SPIE, 2019)
      All-dielectric metasurfaces are unique component to control optical wavefront with high transmission or reflection coefficient. Recently, accelerating beam, which propagates along curved arbitrary trajectories, has been ...
    • Acil Yardım Akıllı Turnike Sistemi 

      Beytar, Faruk; Budak, Erdem Inanc; Unlu, Aytekin; Eroğul, Osman (IEEE, 2017)
      In case of traffic accidents, firearm injuries and explosions, it is necessary to apply a tourniquet in order to survive the injuries of serious extremity injuries and blood loss. There are a few things to consider when ...
    • Adaptive detection with diffuse multipath exploitation in partially homogeneous environments 

      Hayvacı, Harun Taha; Gülen, Seden Hazal ( Institute of Electrical and Electronics Engineers Inc., 2019)
      In this paper, we deal with the problem of detecting point-like targets in the presence of multipath under the assumption of a partially homogeneous Gaussian disturbance with unknown covariance matrix. Therefore, we introduce ...
    • Afet Dirençliliğini Artıran Kaynaklar Ve Kapasiteler: Avrupa’dan Vaka Çalışmaları Ve Örnekler 

      İkizer, Gözde; Karancı, Ayşe Nuray; Doğulu, Canay (Resilience JournalResilience Dergisi, 2019-06)
      resources and capacities. These resources and capacities reflecting the within-community aspects of resilience are suggested to be in interaction with the other elements of resilience (namely, actions, learning, and disaster ...
    • All-dielectric metasurface lenses for focal plane arrays operating in mid-wave infrared spectrum 

      Yilmaz, Nazmi; Ozdemir, Aytekin; Bagci, Fehim T.; Takashima, Yuzuru; Kurt, Hamza (SPIE, 2018-08)
      Focal plane arrays (FPAs) as a two-dimensional detector pixel matrix positioned in the focal plane of an optical system have been developed continuously for obtaining higher resolution. On the other hand, for developing ...
    • Altitude Control for Small Fixed-Wing Aircraft Using H-infinity Loop-Shaping Method 

      Akyurek, Seyma; Kaynak, Unver; Kasnakoğlu, Coşku (Elsevier Science BV, 2016)
      Autopilot systems for UAVs without human pilots maintain the flight through an appropriate balance of aerodynamic forces autonomously. That is to say, they arc used to make flight missions more reliable and efficient. ...
    • An Analysis DRDoS Amplifiers in Europe 

      Ercan, Emre Murat; Selçuk, Ali Aydın (International Conference on Cyber Security and Computer Science, 2018-10)
      DRDoS is the new method of choice for denial of service attacks: Certain services running over UDP is chosen for the attack. Servers across the Internet are contacted by bots with the spoofed IP address of the victim host. ...
    • The Analysis of RCS of Winged Almond Model with Ammunition and without Ammunition 

      Durlu, Caglayan; Hayvacı, Harun Taha (IEEE, 2017)
      In this paper, the design, analysis and numerical results of back scattering field of winged almond model with ammunition and without ammunition are presented. Simulations with using Physical Optics (PO) method in Ansys ...
    • Analysis of the Effect of Image Resolution on Automatic Face Gender and Age Classification 

      Cerit, Betul; Boluk, S. Arda; Demirci, Muhammed Fatih (IEEE, 2016)
      In this paper, the effect of the image resolution for gender detection and age classification have been analyzed by conducting experiments with facial images that have 10 different image resolutions ranging from 2 x 1 to ...
    • Analysis of the Tradeoff Between Network Lifetime and k-connectivity in WSNs 

      Cobanlar, Muhammed; Akram, Vahid Khalilpour; Dagdeviren, Orhan; Tavlı, Bülent (IEEE, 2018)
      Reliability and network lifetime maximization are two important objectives when designing a Wireless Sensor Network (WSN). However, these two are conflicting objectives. To increase the reliability maintaining k-connectivity ...
    • Anomaly detection in vehicle traffic with image processing and machine learning 

      Sarikan, S.S.; Özbayoğlu, Ahmet Murat (Elsevier B.V., 2018)
      Anomaly detection is an important part of an Intelligent Transportation System. In this study, image processing and machine learning techniques are used to detect anomalies in vehicle movements. These anomalies include ...
    • Anonymity in Multi-Instance Micro-Data Publication 

      Abul, Osman (SPRINGER, 2014)
      In this paper we study the problem of anonymity in multi-instance (MI) micro-data publication. The classical k-anonymity approach is shown to be insufficient and/or inappropriate for MI databases. Thus, it is extended to ...
    • Anti-cancer Drug Activity Prediction by Ensemble Learning 

      Tolan, Ertan; Tan, Mehmet (SCITEPRESS, 2016)
      Personalized cancer treatment is an ever-evolving approach due to complexity of cancer. As a part of personalized therapy, effectiveness of a drug on a cell line is measured. However, these experiments are backbreaking and ...
    • Application of Data Acquisition System for Superconducting Quantum Interface Devices (SQUID) at Remote Location 

      Balaban, Deniz; Bozbey, Ali (IEEE Computer Society, 2014)
      Together with technological developments related to the specific area, the scope of remote data acquisition systems has become widened. The usages of these kinds of systems prevent waste of time and labor. Therefore, in ...
    • An Approach to Multi-Agent Pursuit Evasion Games Using Reinforcement Learning 

      Bilgin, Ahmet Tunc; Kadıoğlu-Ürtiş, Esra (IEEE, 2015)
      The game of pursuit-evasion has always been a popular research subject in the field of robotics. Reinforcement learning, which employs an agent's interaction with the environment, is a method widely used in pursuit-evasion ...
    • An artificial neural network-based stock trading system using technical analysis and big data framework 

      Sezer, O.B.; Özbayoğlu, Ahmet Murat; Dogdu, E. (Association for Computing Machinery, Inc., 2017-04-13)
      In this paper, a neural network-based stock price prediction and trading system using technical analysis indicators is presented. The model developed first converts the financial time series data into a series of buy-sell-hold ...
    • Assessment of Wireless Sensor Network Lifetime Reduction due to Elimination of Critical Node Sets 

      Yildiz, Huseyin Ugur; Tavlı, Bülent; Kahjogh, Behnam Ojaghi (IEEE, 2017)
      Wireless Sensor Networks (WSN) are used in various critical monitoring applications such as military safety, environmental surveillance, etc. In such scenarios, it is common that WSN nodes are threatened by potential ...
    • Asymmetric light transmission by using 2D PT-symmetric photonic nanostructure 

      Turduev, M.; Botey, M.; Herrero, R.; Giden, I.; Kurt, Hamza; Staliunas, K. (Institute of Electrical and Electronics Engineers Inc., 2014-12)
      We propose for the first time a simple realization of a two-dimensional Parity-Time symmetric hexagonal shaped photonic structure composed of honeycomb lattice. The structure has a symmetric periodic modulation of the ...