Search Results - "Guessoum, A."

Acousto-Optic Scanning of a Laser Beam Along a Reconfigurable Circular Trajectory by Guessoum, A.

“…The interaction of a laser beam with two frequency modulated ultrasonic waves propagating in two perpendicular directions permitted the development of two…”
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Convexity and Concavity Control of Laser Beam Using a Frequency Modulated Acoustic Wave by Guessoum, A.

“…The transformation of Gaussian beam into a flat top one is realized by interaction of laser beam with two perpendicular sinusoidal ultrasonic waves operating…”
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Laser beam Steering According to Linear Trajectories Using an Acousto-Optic Cell by Guessoum, A.

“…When two frequency modulated acoustic waves propagate perpendicularly in an optically transparent medium, a two-dimensional periodic modulation of the…”
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Generation of an Optical Spatial Array Oscillating According to Tunable Trajectories and Velocities by Guessoum, A., Bouderbala, I. Y.

“…Beside the numerous applications obtained by the interaction of a laser beam with acoustic waves, another application have recently emerged that allows…”
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Maximum power point tracking using a GA optimized fuzzy logic controller and its FPGA implementation by Messai, A., Mellit, A., Guessoum, A., Kalogirou, S.A.

“…Maximum power point tracking (MPPT) must usually be integrated with photovoltaic (PV) power systems so that the photovoltaic arrays are able to deliver the…”
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FPGA-based implementation of a fuzzy controller (MPPT) for photovoltaic module by Messai, A., Mellit, A., Massi Pavan, A., Guessoum, A., Mekki, H.

“…► FL-MPPT controller is implemented on FPGA. ► Results obtained with ModelSim show a satisfactory performance. ► Results will be useful for future development…”
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Experimental analysis of the maximum power point's properties for four photovoltaic modules from different technologies: Monocrystalline and polycrystalline silicon, CIS and CdTe by Amrouche, B., Sicot, L., Guessoum, A., Belhamel, M.

“…This paper examines the maximum power point's (MPP) properties of PV modules from different technologies: monocrystalline silicon, polycrystalline silicon, CIS…”
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Theoretical and experimental study of the light deflection by a frequency modulated ultrasonic wave by Guessoum, A., Laouar, N., Ferria, K.

“…•The scanning frequency of the diffraction order equals the modulating signal frequency.•The frequency excursion increases linearly according to the angular…”
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A simplified model for generating sequences of global solar radiation data for isolated sites: Using artificial neural network and a library of Markov transition matrices approach by Mellit, A., Benghanem, M., Arab, A. Hadj, Guessoum, A.

“…The purpose of this work is to develop a hybrid model which will be used to predict the daily global solar radiation data by combining between an artificial…”
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Content fragile watermarking for H.264/AVC video authentication by Ait Sadi, K., Guessoum, A., Bouridane, A., Khelifi, F.

“…Discrete cosine transform is exploited in this work to generate the authentication data that are treated as a fragile watermark. This watermark is embedded in…”
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An adaptive artificial neural network model for sizing stand-alone photovoltaic systems: application for isolated sites in Algeria by Mellit, A., Benghanem, M., Arab, A. Hadj, Guessoum, A.

“…In this paper we investigate, the possibility of using an adaptive Artificial Neural Network (ANN), in order to find a suitable model for sizing Stand-Alone…”
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CSM neural network for degraded printed character optical recognition by Namane, A., Guessoum, A., Soubari, E.H., Meyrueis, P.

“…•We propose cascaded neural networks for degraded printed character recognition.•The similarity method is developed to obtain a similarity measure neural…”
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Efficient FPGA Implementation of High-Throughput Mixed Radix Multipath Delay Commutator FFT Processor for MIMO-OFDM by DALI, M., GUESSOUM, A., GIBSON, R. M., AMIRA, A., RAMZAN, N.

“…This article presents and evaluates pipelined architecture designs for an improved high-frequency Fast Fourier Transform (FFT) processor implemented on Field…”
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Classification of daily solar irradiation by fractional analysis of 10-min-means of solar irradiance by HARROUNI, S, GUESSOUM, A, MAAFI, A

“…This paper deals with fractal analysis of daily solar irradiances measured with a time step of 10 minutes at Golden and Boulder located in Colorado. The aim is…”
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FPGA Implementation of 2D Signals Encoder Using QMF Based Dyadic DWT: Application to Neutron Tomography Projections by Saadi, S., ., M. Touiza, ., A. Guessoum

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Using fractal dimension to quantify long-range persistence in global solar radiation by Harrouni, S., Guessoum, A.

“…The basic characteristic of a self-affine time series is that the persistence (or long-term memory) is scale invariant and long-range. The persistence measures…”
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Deconvolution of ultrasonic echoes using Bernoulli-Gaussian processes for composite materials inspection by Benammar A., Drai R., Kechida A., Guessoum A.

“…In this work, we present an approach of deconvolution ill-posed problems of superimposed signals in time. A priori information must be taken into account to…”
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An automatic English-Arabic HTML page translation system by Zantout, Rached N., Guessoum, Ahmed A.

“…The Internet and the World Wide Web have become an integral part of everyday life, an important source of information and a communication medium. One of the…”
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Adopting Ordered Weighted Averaging Approach in Multitaper Temporal Channel Estimates to Enhance Channel Capacity by Harizi, Farid, Ghanem, Khalida, Nedil, Mourad, Gessoum, A.

“…This letter proposes to collect the most of temporal channel information from the frequency domain by exploiting the diversity offered from the fusion of…”
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Bacterial Foraging Algorithm for neutron radiography image quality improvement by Saadi, S, Kouzou, A, Guessoum, A, Bettayeb, M

“…We want to implement a new optimal approach for image restoration problem, which is useful for neutron radiography images enhancement to assist the physician…”
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