Güncel Gönderiler: Fakülteler
Toplam kayıt 10075, listelenen: 2281-2300
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Prediction error PDF improvement in multichannel predictive coders
(IEEE, 2006)In this paper, multichannel predictive image coder outputs are investigated within each channel. By obtaining prediction error biases and compensating them in each channel, the total error histogram is sharpened. -
A 3D Lifting Based Method Augmented by Motion Compensation for Video Coding
(IEEE, 2009)This study introduces a spatio-temporal lifting based algorithm to be used in compression of video signals. The temporal correlation of consecutive frames causes temporal redundancies, which are subject to lifting-like ... -
A Wearable Head-Mounted Sensor-Based Apparatus for Eye Tracking Applications
(IEEE, 2008)This work presents a novel approach to eye-tracking systems using eye-glass like apparatus equipped with relatively cheap IrDA sensors and IrDA LEDs connected to a computer. The proposed system produces very low dimensional ... -
Image Gradient Estimation with Wide Support Kernels
(IEEE, 2008)Gradient estimation using small support kernels is often used in edge detection algorithms. Small kernels such as Sobel and Roberts are often used in order to obtain gradient estimation in a short time. However, the limited ... -
Autopilot Project with Unmanned Robot
(Elsevier Science BV, 2012)Mobile robot is an important figure during the search and rescue application after the natural diseases such as earthquakes, fire, flooding. In the disaster areas, searching the sign of living bodies or investigating the ... -
Gray level topological corner detection
(IEEE, 2007)A new corner detection algorithm based on the topological median filter is proposed. Topological quasi dilation and erosion operators with circular structuring element are used to detect the corners on gray level images. -
Gray Level Topological Angle Detection of High Curvature Points
(IEEE, 2010)A new method of angle detection based on the topological median filter is proposed. Topological opening operator is used to detect corners and Topological closing operator is used to calculate the corner angles on gray ... -
Topolojiye Dayali Kose Tespiti Topology Based Corner Detection
(IEEE, 2007)A new corner detection algorithm based on the topological median filter is proposed. Topological quasi dilation and erosion operators with circular structuring element are used to detect the corners on gray level images. -
A comparative device performance assesment of CVD grown MoS2 and WS2 monolayers
(Springer, 2018)In this study, optical and electronic transport properties of chemical vapor deposition (CVD) grown 2D WS2 and MoS2 based transistors and photodetectors are investigated and compared in ambient air by using 2D flakes grown ... -
Grid Matching in Monte Carlo Bayesian Compressive Sensing
(IEEE, 2013)Sparse signal reconstruction from compressive measurements assumes a grid of possible support points from which to estimate the signal support set. However, reconstruction of high measurement resolution waveforms is very ... -
Improving the Efficiency of Predictive Coders Via Adaptive Multiple Predictor Cooperation
(IEEE, 2013)Due to the popularity of the prediction concept in time series analysis, predictive coding has been an attractive approach, particularly in lossless image compression. Utilization of prediction in time series not only makes ... -
Improving the computational efficiency of modular operations for embedded systems
(Elsevier, 2014)Security protocols such as IPSec, SSL and VPNs used in many communication systems employ various cryptographic algorithms in order to protect the data from malicious attacks. Thanks to public-key cryptography, a public ... -
Efficient paillier cryptoprocessor for privacy-preserving data mining
(Wiley-Hindawi, 2016)Paillier cryptosystem is extensively utilized as a homomorphic encryption scheme to ensure privacy requirements in many privacy-preserving data mining schemes. However, overall performance of the applications employing ... -
Vibrational and thermodynamic properties of alpha-, ss-, gamma-, and 6, 6, 12-graphyne structures
(IOP Publishing LTD, 2014)Electronic, vibrational, and thermodynamic properties of different graphyne structures, namely alpha-, ss-, gamma-, and 6, 6, 12-graphyne, are investigated through first principles- based quasi-harmonic approximation by ... -
Hardware Trojans in Incompletely Specified On-chip Bus Systems
(IEEE, 2016)The security, functionality, and performance of the on-chip bus system is critical in an SoC design. We highlight the susceptibility of current bus implementations to Hardware Trojans hiding in unspecified functionality. ... -
A Perturbation Method for Scattering by a Dielectric Cylinder Buried in a Half-Space
(IEEE-Inst Electrical Electronics Engineers Inc, 2018)A simple method is presented for transverse magnetic plane-wave scattering by a dielectric cylinder of arbitrary cross section buried in a half-space. The interface between two semi-infinite dissimilar half-spaces is ... -
A MoM-PO Hybrid Solution for TM Plane Wave Scattering by a Buried Conducting Cylinder
(IEEE, 2017)A method is presented for scattering of a plane wave by a perfectly conducting cylinder (PEC) buried near a two-media interface. Surface equivalence principle is employed to form a set of coupled integral equations. The ... -
Investigation of Single-Wall MoS2 Monolayer Flakes Grown by Chemical Vapor Deposition
(Shanghai Jiao Tong University Press, 2016)Recently, two-dimensional monolayer molybdenum disulfide (MoS2), a transition metal dichalcogenide, has received considerable attention due to its direct bandgap, which does not exist in its bulk form, enabling applications ... -
Highly polarized light emission by isotropic quantum dots integrated with magnetically aligned segmented nanowires
(Amer Inst Physics, 2014)In this work, we demonstrate a proof-of-concept system for generating highly polarized light from colloidal quantum dots (QDs) coupled with magnetically aligned segmented Au/Ni/Au nanowires (NWs). Optical characterizations ... -
A Real-Time Home Power Resource Management Method
(IEEE, 2015)In this work, a real time Home Power Resource Management system is presented. This system includes grid with time-of-use pricing, photovoltaic panels and storage battery as power resources, and uses a main controller and ...
