Dépôt DSpace/Manakin

Parcourir Publications scientifiques par auteur "Benayad Nsiri"

Parcourir Publications scientifiques par auteur "Benayad Nsiri"

Trier par : Ordre : Résultats :

  • Adaptive throughput optimization in downlink wireless ofdm system 
    Youssef Fakhri; Benayad Nsiri; Driss Aboutajdine; Josep Vidal (nternational Journal of Communications, Network and System Sciences, 2008-05-10)
    This paper presents a scheduling scheme for packet transmission in OFDM wireless system with adaptive techniques. The concept of efficient transmission capacity is introduced to make scheduling decisions based on channel ...
  • Blind estimation of long impulse response and non-minimum phase wavelets application to seismic data 
    Benayad Nsiri; Thierry Chonavel; Jean-Marc Boucher (2003 IEEE International Conference on Acoustics, Speech, and Signal Processing, 2003. Proceedings.(ICASSP'03)., 2003-04-06)
    In seismic deconvolution, blind approches must be considered in situations where the reflectivity sequence, the source wavelet signal and the noise power level are unknown. In the presence of long, non minimum-phase, ...
  • Fish Tracking Using Acoustical and Optical Data Fusion in Underwater Environment 
    Mohcine Boudhane; Benayad Nsiri (Proceedings of the International Conference on Watermarking and Image Processing, 2017-09-06)
    Fish tracking is an important topic in computer vision. The growth of high-powered computers, the evolution of high-quality video cameras with low cost and the growing need for automated video analysis have caused more ...
  • Interoperability between different port information systems 
    Mehdi Abid; Benayad Nsiri; Yassine Serhane (INTERNATIONAL JOURNAL OF MATHEMATICS AND COMPUTERS IN SIMULATION, 2014)
    —This paper discusses one of the most common level of data exchange between the different port systems issues in order to exploit the internal resources and the collective resources of all the different systems. Our ...
  • A mathematical model to optimize transport cost and inventory level in a single level logistic network 
    Laila Kechmane; Benayad Nsiri; Azeddine Baalal (Computational Problems in Science and Engineering, 2015)
    This paper proposes a mathematical model that minimizes transportation costs and optimizes distribution organization in a single level logistic network. The objective is to allocate customers to distribution centers and ...
  • A memetic algorithm for the capacitated location-routing problem 
    Laila Kechmane; Benayad Nsiri; Azeddine Baalal (International Journal of Advanced Computer Science and Applications, 2016-06-01)
    —In this paper, a hybrid genetic algorithm is proposed to solve a Capacitated Location-Routing Problem. The objective is to minimize the total cost of the distribution in a network composed of depots and customers, both ...
  • A new approach for wireless communication systems based on idma technique 
    Awatif Rouijel; Benayad Nsiri; Ahmed Faqihi; Driss Aboutajdine (2010 5th International Symposium On I/V Communications and Mobile Network, 2010-09-30)
    —This paper will propose a novel multiple access technology, called OWDM-IDMA (Orthogonal Wavelength-Division Multiplexing-Interleave Division Multiple Access), which is the combination of OWDM (Orthogonal Wavelength-Division ...
  • Optical fish estimation and detection in noisy environment 
    Mohcine Boudhane; Sabah Badri-Hoeher; Benayad Nsiri (2014 Oceans-St. John's, 2014-09-14)
    Detecting fish in submarine environment is a challenge due to the properties of the water such as light absorption and scattering. In this work, we present a method for preprocessing images in submarine environment. In ...
  • Optimizing road traffic of emergency vehicles 
    Hasnaa Elmandili; Hamza Toulni; Benayad Nsiri (2013 International Conference on Advanced Logistics and Transport, 2013-05-29)
    In our application, and in the context of optimizing the flow of an emergency vehicle in time, we will rely on two tools (mathematics and computer science) in order to avoid delays and risks that characterize the movement ...
  • Peak to average power ratio analysis for OWDM-IDMA system 
    Awatif Rouijel; Benayad Nsiri; Driss Aboutajdine (2011 International Conference on Multimedia Computing and Systems, 2011-04-07)
    A major drawback of orthogonal frequency division multiplexing interleave division multiple access (OFDM-IDMA) is the high peak to average power ratio (PAPR) of the transmitted signal. In this paper, the basic principle ...
  • Performance of iterative multiuser detection in OWDM-IDMA system 
    Awatif Rouijel; Benayad Nsiri; Mohammed ET Tolba (2010 5th International Symposium On I/V Communications and Mobile Network, 2010-09-30)
    Efficiency and adaptivity play a major role in the design of fourth-generation wireless systems (4G). These systems should be efficient in terms of bandwidth and power allocation. Moreover, low complexity transceivers ...
  • SEM blind identification of ARMA models application to seismic data 
    Benayad Nsiri; Thierry Chonavel; Jean-Marc Boucher (2004 12th European Signal Processing Conference, 2004-09-06)
    In this paper, we address blind identification of an ARMA model convolved with an impulse sequence via Maximum Likelihood (ML) approach. A Stochastic Expectation Maximization (SEM) implementation of the criterion is ...
  • Statistical estimation of GNSS pseudo-range errors 
    Meriem Jgouta; Benayad Nsiri (Procedia Computer Science, 2015-01-01)
    echnology of satellite has many advantages over long instruments used nowadays and gives unparalleled precision compared to other systems. Nonetheless, it is full of problems related to the spread in the atmosphere, barriers ...
  • System identification of inventory system using ARX and ARMAX models 
    Sofia Rachad; Benayad Nsiri; Bahloul Bensassi (2015)
    This paper presents a mathematical model of an inventory system from the warehouse of goods Distribution Company using system identification approach. Considering items ordered from suppliers and items shipped to customers, ...
  • Throughput optimization for wireless OFDM system in downlink transmission using adaptive techniques 
    Youssef Fakhri; Benayad Nsiri; Driss Aboutajdine; Josep Vidal (2006 International Conference on Wireless Communications, Networking and Mobile Computing, 2006-09-22)
    In this paper we present a mathematical technique for determining the optimum transmission rate and packet size in wireless system that have multi-carriers for OFDM modulation in downlink transmission. The throughput ...

Chercher dans le dépôt


Parcourir

Mon compte