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Procházení dle data publikování 
  •   Domovská stránka repozitáře
  • Časopisy
  • Radioengineering
  • 2013/1
  • Procházení dle data publikování
  •   Domovská stránka repozitáře
  • Časopisy
  • Radioengineering
  • 2013/1
  • Procházení dle data publikování
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Procházení 2013/1 dle data publikování

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  • Multiobjective Optimization for Electronic Circuit Design in Time and Frequency Domains 

    Dobes, J.; Michal, J.; Biolková, Viera (Společnost pro radioelektronické inženýrství, 2013-04)
    The multiobjective optimization provides an extraordinary opportunity for the finest design of electronic circuits because it allows to mathematically balance contradictory requirements together with possible constraints. ...
  • A Hybrid 3D Learning-and-Interaction-based Segmentation Approach Applied on CT Liver Volumes 

    Danciu, M.; Gordan, M.; Florea, C.; Orghidan, R.; Sorantin, E.; Vlaicu, A. (Společnost pro radioelektronické inženýrství, 2013-04)
    Medical volume segmentation in various imaging modalities using real 3D approaches (in contrast to slice-by-slice segmentation) represents an actual trend. The increase in the acquisition resolution leads to large amount ...
  • Interest Points as a Focus Measure in Multi-Spectral Imaging 

    Zukal, M.; Mekyska, J.; Cika, P.; Smekal, Z. (Společnost pro radioelektronické inženýrství, 2013-04)
    A novel multi-spectral focus measure that is based on algorithms for interest point detection, particularly on the FAST (Features from Accelerated Segment Test), Fast Hessian and Harris-Laplace detector, is described in ...
  • Classification of Jaw Bone Cysts and Necrosis via the Processing of Orthopantomograms 

    Mikulka, J.; Gescheidtova, E.; Kabrda, M.; Perina, V. (Společnost pro radioelektronické inženýrství, 2013-04)
    The authors analyze the design of a method for automatized evaluation of parameters in orthopantomographic images capturing pathological tissues developed in human jaw bones. The main problem affecting the applied medical ...
  • Role of Alpha Oscillations During Short Time Memory Task Investigated by Graph Based Partitioning 

    Aydin, C.; Oktay, O.; Gunebakan, A. U.; Ademoglu, A.; Ciftci, R. K. (Společnost pro radioelektronické inženýrství, 2013-04)
    In this study, we investigate the clustering pattern of alpha band (8 Hz - 12 Hz) electroencephalogram (EEG) oscillations obtained from healthy individuals during a short time memory task with 3 different memory loads. The ...
  • Musical Instrument Classification Based on Nonlinear Recurrence Analysis and Supervised Learning 

    Rui, R.; Bao, C.C. (Společnost pro radioelektronické inženýrství, 2013-04)
    In this paper, the phase space reconstruction of time series produced by different instruments is discussed based on the nonlinear dynamic theory. The dense ratio, a novel quantitative recurrence parameter, is proposed to ...
  • 3D Reconstruction: Novel Method for Finding of Corresponding Points using Pseudo Colors 

    Bolecek, L.; Ricny, V.; Slanina, M. (Společnost pro radioelektronické inženýrství, 2013-04)
    This paper deals with the reconstruction of spatial coordinates of an arbitrary point in a scene using two images scanned by a 3D camera or two displaced cameras. Calculations are based on the perspective geom-etry. Accurate ...
  • A Novel Approach to Face Recognition using Image Segmentation based on SPCA-KNN Method 

    Kamencay, P.; Zachariasova, M.; Hudec, R.; Jarina, R.; Benco, M.; Hlubik, J. (Společnost pro radioelektronické inženýrství, 2013-04)
    In this paper we propose a novel method for face recognition using hybrid SPCA-KNN (SIFT-PCA-KNN) approach. The proposed method consists of three parts. The first part is based on preprocessing face images using Graph Based ...
  • High Current Matching over Full-Swing and Low-Glitch Charge Pump Circuit for PLLs 

    Wang, De-zhi; Zhang, Ke-feng; Zou, Xue-cheng (Společnost pro radioelektronické inženýrství, 2013-04)
    A high current matching over full-swing and low-glitch charge pump (CP) circuit is proposed. The current of the CP is split into two identical branches having one-half the original current. The two branches are connected ...
  • Spatial Characterization of the Uplink Inter-Cell Interference in Polygonal-Shaped Wireless Networks 

    Baltzis, K. B. (Společnost pro radioelektronické inženýrství, 2013-04)
    The uplink inter-cell interference is a major impairment in wireless systems. In this paper, we provide a geometrical-based framework for its analysis in networks with convex polygonal coverage area. Algebraic expressions ...
  • A large-scale RF-based Indoor Localization System Using Low-complexity Gaussian filter and improved Bayesian inference 

    Xiao, L.; Yin, Y.; Wu, X. N.; Wang, J. W. (Společnost pro radioelektronické inženýrství, 2013-04)
    The growing convergence among mobile computing device and smart sensors boosts the development of ubiquitous computing and smart spaces, where localization is an essential part to realize the big vision. The general ...
  • Preparation and Characterization of Bragg Fibers for Delivery of Laser Radiation at 1064 nm 

    Matejec, V.; Kasik, I.; Podrazky, O.; Aubrecht, J.; Frank, M.; Jelinek, M.; Kubecek, V. (Společnost pro radioelektronické inženýrství, 2013-04)
    Bragg fibers offer new performance for transmission of high laser energies over long distances. In this paper theoretical modeling, preparation and characterization of Bragg fibers for delivery laser radiation at 1064 nm ...
  • Low-complexity Noncoherent Iterative CPM Demodulator for FH Communication 

    Wang, Y.; Liu, A.; Guo, D.; Liu, X. (Společnost pro radioelektronické inženýrství, 2013-04)
    In this paper, we investigate the noncoherent iterative demodulation of coded continuous phase modulation (CPM) in frequency hopped (FH) systems. In this field, one important problem is that the complexity of the optimal ...
  • High–Speed Data Transmission Subsystem of the SEOSAR/PAZ Satellite 

    Fernandez, J. R. O.; Draskovic, D.; Briso–Rodriguez, C. (Společnost pro radioelektronické inženýrství, 2013-04)
    This paper analyzes a digital interface and bus system modeling and optimization of the SEOSAR/PAZ Earth Observation satellite. The important part of the satellite is an X–band Synthetic Aperture Radar instrument that ...
  • Application of Fiber Ring for Protection of Passive Optical Infrastructure 

    Lafata, P.; Vodrazka, J. (Společnost pro radioelektronické inženýrství, 2013-04)
    Today, passive optical networks (PONs) are mostly used as modern high-speed access networks for various applications. However, there are also several specific applications, such as in business, office, army or science ...
  • Hybrid M-FSK/DQPSK Modulations for CubeSat Picosatellites 

    Vertat, I.; Mraz, J. (Společnost pro radioelektronické inženýrství, 2013-04)
    Conventional CubeSat radio systems typically use one of several basic modulations, such as AFSK, GMSK, BPSK, QPSK and OOK or switch between them on demand if possible. These modulations represent a bal¬anced trade-off ...
  • Measurement of Spatial Coherence of Light Propagating in a Turbulent Atmosphere 

    Barcik, P.; Hudcova, L. (Společnost pro radioelektronické inženýrství, 2013-04)
    A lot of issues have to be taken into account when designing a reliable free space optical communication link. Among these are e.g.,beam wander, fluctuation of optical intensity and loss of spatial coherence that are caused ...
  • Optical Splitters Based on Self-Imaging Effect in Multi-Mode Waveguide Made by Ion Exchange in Glass 

    Barkman, O.; Jerabek, V.; Prajzler, V. (Společnost pro radioelektronické inženýrství, 2013-04)
    Design and modeling of single mode optical multi-mode interference structures with graded refractive index is reported. Several samples of planar optical channel waveguides were obtained by Ag+<->Na+ and K+<->Na+ one step ...
  • Multi-Objective Self-Organizing Migrating Algorithm: Sensitivity on Controlling Parameters 

    Kadlec, P.; Raida, Zbyněk; Drinovsky, J. (Společnost pro radioelektronické inženýrství, 2013-04)
    In this paper, we investigate the sensitivity of a novel Multi-Objective Self-Organizing Migrating Algorithm (MOSOMA) on setting its control parameters. Usually, efficiency and accuracy of searching for a solution depends ...
  • Time-Domain Finite Elements for Virtual Testing of Electromagnetic Compatibility 

    Sedenka, V.; Ciganek, J.; Kadlec, P.; Raida, Zbyněk; Wiktor, M.; Sarto, M. S.; Greco, S. (Společnost pro radioelektronické inženýrství, 2013-04)
    The paper presents a time-domain finite-element solver developed for simulations related to solving electromagnetic compatibility issues. The software is applied as a module integrated into a computational framework developed ...
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