Güncel Gönderiler: Elektrik ve Elektronik Mühendisliği Bölümü
Toplam kayıt 552, listelenen: 21-40
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Volumetric V-shaped array design for 2-D isotropic DOA estimation [2-boyutlu yön bagimsiz DOA kestirimi için hacimsel V-şekilli dizilim tasarimi]
(Institute of Electrical and Electronics Engineers Inc., 2018)In this study, a new method for designing a volumetric V-shaped sensor array is proposed, which has isotropic elevation and azimuth Direction of Arrival (DOA) angle. The proposed method optimizes the angles between linear ... -
Overlapping Decompositions and Controller Design for Neutral Distributed-time-delay Systems
(IEEE Computer Society, 2018)Controller design using overlapping decompositions for large-scale neutral distributed-time-delay systems is considered. It is shown how an overlappingly decomposed neutral distributed-time-delay system can be expanded so ... -
Induction Motor Identification from Acoustic Noise Spectrum by a Covariance Subspace Algorithm
(IEEE Computer Society, 2018)In this paper, we study identification of induction motors by using a recently developed covariance-based subspace algorithm from sound measurements. The sound data are collected by an array of five-microphones placed ... -
Power Spectrum Estimation in Innovation Models by Nuclear Norm Optimization
(IEEE Computer Society, 2018)In this paper, identification of discrete-time power spectra of multi-input/multi-output models in innovation form from output-only time-domain measurements is studied. Two regularized nuclear norm minimization-based ... -
Gender recognition with uniform local binary patterns [Tekduze yerel ikili örüntuler ile cinsiyet tanima]
(Institute of Electrical and Electronics Engineers Inc., 2018)Automatic gender recognition has been applied in many areas such as analyzing the structure of demographic social environments. In this paper we present a gender recognition algorithm based on uniform local binary pattern ... -
Robust Static Output Feedback Controller Design for Systems with Uncertain Time-delays
(IEEE Computer Society, 2018)Robust stabilization of linear time-invariant retarded time-delay systems with multiple uncertain time-delays is considered. Besides stabilization, minimization of the spectral abscissa for the worst time-delays is also ... -
Visualization of power lines recognized in aerial images using deep learning [Havadan alinan görüntülerde derin ögrenme ile taninan güç hatlarinin görsell?stirilmesi]
(Institute of Electrical and Electronics Engineers Inc., 2018)Aerial power lines used to conduct electrical energy pose a significant risk of accidents for aerial vehicles. In this study, we propose a method to highlight the power lines in an aerial image. The visual feedback provided ... -
Modeling and resource scheduling of real-time unsplittable data transfers
(Natural Sciences Publishing Co., 2015)Real-time communication where the timely delivery of the data transfer requests needs to be guaranteed is essential for several applications. This work formally introduces the Real-Time Unsplittable Data Dissemination ... -
Wind speed forecasting by subspace and nuclear norm optimization based algorithms
(Elsevier Ltd, 2019)In this paper, we study properties of two wind speed forecasting schemes from mid-to-short term wind velocity measurements. The measurements are assumed to be collected over time intervals shorter than the ones previously ... -
Poverty level characterization via feature selection and machine learning
(Institute of Electrical and Electronics Engineers Inc., 2019)A persistent socio-cultural problem of mankind is 'poverty', which requires accurate characterization in order to construct well designed policies for intervention. Unfortunately, the categorization along the poverty - ... -
New wavelet-based features for the recognition of jittered and stagger PRI modulation types [Titrek ve atlamali DTA modülasyon tiplerinin taninmasina yönelik dalgacik tabanli yeni öznitelikler]
(Institute of Electrical and Electronics Engineers Inc., 2015)In dense electronic warfare environments, numerous emitters can be active simultaneously and an interleaved stream of pulses in natural time of arrival order is received by the Electronic Support Measures (ESM) receiver. ... -
Role of fractional powers in manuevering the fractional lower-order auto-covariance of symmetric alpha-stable noise signals
(Institute of Electrical and Electronics Engineers Inc., 2019)Since, Fractional Lower-Order Auto-Covariance (FLOAC) remains the only technique to quantify the similarity between alpha-stable (?-stable) signals, therefore, the effects of impulsiveness and skewness parameters has also ... -
Role of fractional powers in maneuvering the fractional lower-order auto-covariance of skewed alpha-stable Signals in Gaussian noise environment
(Institute of Electrical and Electronics Engineers Inc., 2019)Since, alpha-stable noise signals similarity can only be gauged by Fractional Lower-Order Auto-Covariance (FLOAC), therefore, the role of impulsiveness and skewness parameters, in generation and detection of the skewed ... -
Biorthogonal wavelet vanishing moment increment technique [Çiftdikgen Dalgaciklar Için Yokolan Momenti Arttirma Tekni?i]
(Institute of Electrical and Electronics Engineers Inc., 2015)Among several lifting style biorthogonal wavelets, Daubechies and Sweldens wavelets provide the maximum number of vanishing moments for the shortest filter length. In this research we propose a method to increase the number ... -
A sparse approach for the presence detection of long-code DS-SS signals [Uzun-kod DS-SS Sinyallerin Tespiti için Seyrek Bir Yaklaşim]
(Institute of Electrical and Electronics Engineers Inc., 2015)In this paper, the presence detection of long-code direct sequence spread spectrum signals (DS-SS) in low signal to noise ratio (SNR) using the sensor array are considered. A sparse method, which is fast and computationally ... -
GPS-based antenna tracking and signal beamforming system for small UAV platform [Küçük IRA Platformu Için GPS-tabanll Anten Izleme ve Sinyal Hüzme Sistemi]
(Institute of Electrical and Electronics Engineers Inc., 2015)In this study GPS-based antenna tracking and signal beamforming system is considered to improve the data transmission quality, capacity and distance (range) of a small drone with ground station. The design phases and the ... -
Segmentaton performance comparison over HDR images [YDA Görüntülerde Bölütleme Algoritmalarinin Performans Karşilaştirmasi]
(Institute of Electrical and Electronics Engineers Inc., 2015)Achievement of sharp, crisp and contrasty photos plays an important role in automatic image segmentation. A fair contrast can be achieved by successful exposure settings in the camera, which can be difficult to achieve ... -
Coin recognition based on geometric features [Geometrik Öznitelik Tabanli Madeni Para Tanima]
(Institute of Electrical and Electronics Engineers Inc., 2015)In this study, it is aimed to count the total amount in an image of coins using machine vision methods. The extrinsic parameters of the camera whose intrinsic parameters are already known are estimated relative to the plane ... -
An efficient low area implementation of 2-D DCT on FPGA
(Institute of Electrical and Electronics Engineers Inc., 2016)This paper presents the design and implementation for 2-D discrete cosine transform (DCT) with the goal of achieving low area utilization and high-speed operation on FPGAs. The design is based on the row-column decomposition ... -
Decentralized controller design by continuous pole placement for incommensurate-time-delay systems
(2015)Decentralized controller design problem for linear time-invariant retarded incom-mensurate-time-delay systems is considered. A design approach based on the decentralized, pole assignment, algorithm, and the continuous pole ...
