Yayın tarihi için Makale Koleksiyonu listeleme
Toplam kayıt 193, listelenen: 21-40
-
Rate-based flow controllers for communication networks in the presence of uncertain time-varying multiple time-delays
(Pergamon-Elsevier Science LTD, 2002)An H-infinity based robust controller is designed for a rate-feedback flow-control problem in single-bottleneck communication networks. The controller guarantees stability robustness to uncertain time-varying multiple ... -
An analysis of transformer excitation current under nonsinusoidal supply voltage
(IEEE-Inst Electrical Electronics Engineers Inc, 2002)In this paper, the effect of nonsinusoidal supply voltage on the core loss and the transformer excitation current is investigated. The time-domain waveform of the transformer excitation current is calculated for a worst-case ... -
Decentralized control strategies for dynamic routing
(Wiley-Blackwell, 2002)The routing problem in multi-destination data Communication networks is considered. A dynamic model, Which can incorporate arbitrary. different, time-varying processing delays at different nodes, is developed to describe ... -
Modeling of hysteresis and power losses in transformer laminations
(IEEE-Inst Electrical Electronics Engineers Inc, 2003)In this paper, a method for the representation of hysteresis and power losses in the laminations of power transformers is proposed. The developed model is based on data supplied from steel manufacturer and able to predict ... -
Extension of the Capon's spectral estimator to time-frequency analysis and to the analysis of polynomial-phase signals
(Elsevier Science BV, 2003)Incorporation of the linear time-varying filter and, its Zadeh's generalized transfer function concepts to the derivation of the Capon's minimum-variance spectral estimator leads to a new, bilinear, cross-term suppressed ... -
Decentralized supervisory controller design to avoid deadlock in Petri nets
(Taylor & Francis LTD, 2003)A decentralized supervisory controller design approach, using overlapping decompositions, is proposed for discrete-event systems modelled by Petri nets to avoid deadlock. In this approach, the given original Petri net is ... -
Decentralized supervisory controller design for discrete-event systems using overlapping decompositions and expansions
(Watam Press, 2004)A decentralized supervisory controller design approach for discrete-event systems (DESs) modeled by automata or formal languages is presented. The controller is designed in order to lead the DES to certain desired marked ... -
2-D analysis and compression of power-quality event data
(IEEE-Inst Electrical Electronics Engineers Inc, 2004)This paper introduces a novel two-dimensional (2-D) representation of the power quality event data. 2-D discrete-time wavelet transform is applied to the 2-D representation of real-life event data. The proposed representation ... -
Object reconstruction from in-line Fresnel holograms without explicit depth focusing
(Spie-Int Society Optical Engineering, 2004)We propose two computational techniques for extracting object cross-sectional shape information from digitized in-line Fresnel holograms that do not require prior knowledge of object depths but recover relative depth ... -
Segmentation based coding of human face images for retrieval
(Elsevier Science BV, 2004)A coding method for face images by segmenting face regions Such as eyes, mouth, etc. is introduced. Each region is removed from the face image, leaving a smoothly interpolated background which is suitable for efficient ... -
Frequency domain subispace-based identification of discrete-time power spectra from nonuniformly spaced measurements
(Pergamon-Elsevier Science LTD, 2004)In this paper, we present a new subspace-based algorithm for the identification of multi-input/multi-output, square, discrete-time, linear-time invariant systems from nonuniformly spaced power spectrum measurements. The ... -
Centralized and decentralized supervisory controller design to enforce boundedness, liveness, and reversibility in Petri nets
(Taylor & Francis LTD, 2005)Supervisory controller design to enforce boundedness, liveness, and reversibility in Petri nets is considered. The Petri nets considered may have non-unity weight arcs and both controllable and uncontrollable transitions. ... -
An adaptive statistical method for power quality analysis
(IEEE-Inst Electrical Electronics Engineers Inc, 2005)Digital fault recorders installed for monitoring current and/or voltage waveforms acquire and store vast amount of waveform data for post processing. Because of this, effective offline automated event detection from acquired ... -
A study of random vibration characteristics of the quarter-car model
(Academic Press LTD Elsevier Science LTD, 2005)In this paper, the quarter-car model is used to study the response of the vehicle to profile imposed excitation with randomly varying traverse velocity and variable vehicle forward velocity. Root-mean-square response of ... -
A path selection-based algorithm for real-time data staging in Grid applications
(Academic Press Inc Elsevier Science, 2005)Efficient data scheduling is becoming an important issue in distributed real-time applications that produce huge data sets. The Grid environment on which these applications may run seeks to harness the geographically ... -
Algorithms for deadlock avoidance and reversibility enforcement in discrete event systems
(Watam Press, 2006)Discrete event systems which are modeled by automata are considered in this work. The algorithms which determine the set of deadlock states and the reversible set, and design the deadlock avoidance controller and the ... -
Frequency domain analysis of model order reduction techniques
(Elsevier Science BV, 2006)In this Study, some popular model order reduction and superelement techniques are studied in frequency and time domains. Frequency domain identification (FDI) methods are also applied to semidiscrete finite element equations ... -
Convergence analysis of central and minimax algorithms in scalar regressor models
(Springer London LTD, 2006)In this paper, the estimation of a scalar parameter is considered with given lower and upper bounds of the scalar regressor. We derive non-asymptotic, lower and upper bounds on the convergence rates of the parameter estimate ... -
Membership set identification with periodic inputs and orthonormal regressors
(Elsevier Science BV, 2006)In this paper, we study the central and the projection algorithms in membership-set estimation with periodic input signals and orthonormal basis functions for the special case that the number of the estimated parameters ... -
Analysis of in-line Fresnel holograms via chirp separation
(Spie-Int Society Optical Engineering, 2006)A two-step computational technique for object reconstruction from digitized in-line Fresnel holograms of particle fields is proposed that eliminates the preliminary stage of depth extraction, when the goal is recovery of ...