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  1. We address the problem of high-data-rate orthogonal frequency division multiplexed (OFDM) systems under restrictive bandwidth constraints. Based on recent theoretic results, multiple-input multiple-output (MIM...

    Authors: John D. Terry, Juha Heiskala, Victor Stolpman and Majid Fozunbal
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:809823
  2. We address the problem of multiuser detection in fast fading multipath environments for DS-CDMA systems. In fast fading scenarios, temporal variations of the channel cause significant performance degradation e...

    Authors: Mohammad Jaber Borran and Behnaam Aazhang
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:797523
  3. To maximize the downlink code-division multiple access (CDMA) system capacity, we propose to minimize the total transmitted power of the system subject to users′ signal-to-interference ratio (SIR) requirements...

    Authors: Mohammad Saquib and Habibul Islam
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:498216
  4. Parameter estimation of time-varying non-Gaussian autoregressive processes can be a highly nonlinear problem. The problem gets even more difficult if the functional form of the time variation of the process pa...

    Authors: Petar M. Djurić, Jayesh H. Kotecha, Fabien Esteve and Etienne Perret
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:262156
  5. The most important third generation (3G) cellular communications standard is based on wideband CDMA (WCDMA). Receivers based on TDMA style channel equalization at the chip level have been proposed for a WCDMA ...

    Authors: Kari Hooli, Markku Juntti, Markku J. Heikkilä, Petri Komulainen, Matti Latva-aho and Jorma Lilleberg
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:180318
  6. This work aims at detecting surface defects on reflecting industrial parts. A machine vision system, performing the detection of geometric aspect surface defects, is completely described. The revealing of defe...

    Authors: Ralph Seulin, Frederic Merienne and Patrick Gorria
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:801489
  7. This study concerns the detection and localization of weed patches in order to improve the knowledge on weed-crop competition. A remote control aircraft provided with a camera allowed to obtain low cost and re...

    Authors: Jean-Baptiste Vioix, Jean-Paul Douzals, Frédéric Truchetet, Louis Assémat and Jean-Philippe Guillemin
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:793080
  8. We present an algorithm for fish otolith growth ring detection using a multiagent system. Up to now, the identification of growth rings, for age estimation, is routinely achieved by human readers, but this tas...

    Authors: Anne Guillaud, Herve Troadec, Abdesslam Benzinou, Jean Le Bihan and Vincent Rodin
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:756043
  9. Authors: Luciano da F. Costa and Fabrice Meriaudeau
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:713138
  10. We present one method for detecting defects on an inclined textured plane. This method uses a combination of a shape from texture (SFT) method with the Delaunay triangulation technique. The SFT method provides...

    Authors: Justin Plantier, Laurent Boutté and Sylvie Lelandais
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:691045
  11. This paper presents a surface inspection prototype of an automatic system for precision ground metallic surfaces, in this case bearing rolls. The surface reflectance properties are modeled and verified with op...

    Authors: Franz Pernkopf and Paul O'Leary
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:650750
  12. Quality control in mammography is based upon subjective interpretation of the image quality of a test phantom. In order to suppress subjectivity due to the human observer, automated computer analysis of the Le...

    Authors: Lilian Blot, Anne Davis, Mike Holubinka, Robert Martí and Reyer Zwiggelaar
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:647019
  13. A common objective in the web transport industry is to increase the velocity as much as possible. Some disturbances drastically limit this velocity. Time-varying eccentricity of the rolling winder is one of th...

    Authors: Christophe Doignon and Dominique Knittel
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:497390
  14. This paper describes the implementation of INFIBRA, a machine vision system used in the quality control of acrylic fibre production. The system was developed by INETI under a contract with a leading industrial...

    Authors: Paulo Heleno, Roger Davies, Bento A. Brázio Correia and João Dinis
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:298501
  15. Image data management in the semiconductor manufacturing environment is becoming more problematic as the size of silicon wafers continues to increase, while the dimension of critical features continues to shri...

    Authors: Kenneth W. Tobin, Thomas P. Karnowski, Lloyd F. Arrowood, Regina K. Ferrell, James S. Goddard and Fred Lakhani
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:215759
  16. A novel combined frequency and spatial domain method is presented in this paper for blockiness reduction for low bit rate compressed images. The method consists of two stages: in the first, better estimates of...

    Authors: George A. Triantafyllidis, Dimitrios Tzovaras, Demetrios Sampson and Michael G. Strintzis
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:971438
  17. Many algorithms for temporal video partitioning rely on the analysis of uncompressed video features. Since the information relevant to the partitioning process can be extracted directly from the MPEG compresse...

    Authors: Janko Calic and Ebroul Izquierdo
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:847653
  18. This paper deals with video segmentation for MPEG-4 and MPEG-7 applications. Region-based active contour is a powerful technique for segmentation. However most of these methods are implemented using level sets...

    Authors: Frederic Precioso and Michel Barlaud
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:793184
  19. This paper presents an H.323 standard compliant virtual video conferencing system. The proposed system not only serves as a multipoint control unit (MCU) for multipoint connection but also provides a gateway f...

    Authors: Chia-Wen Lin, Yao-Jen Chang, Chih-Ming Wang, Yung-Chang Chen and Ming-Ting Sun
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:756942
  20. We propose a method for tracking of objects contained in video sequences. Each video object is represented by a set of polygonal regions. A bottom up approach (spatial segmentation/motion estimation) is applie...

    Authors: Amal Mahboubi, Jenny Benois-Pineau and Dominique Barba
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:750583
  21. We propose a 3-step algorithm for the automatic detection of moving objects in video sequences using region-based active contours. First, we introduce a very full general framework for region-based active cont...

    Authors: Stéphanie Jehan-Besson, Michel Barlaud and Gilles Aubert
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:695703
  22. We present a system for finding and tracking a face and extract global and local animation parameters from a video sequence. The system uses an initial colour processing step for finding a rough estimate of th...

    Authors: Jörgen Ahlberg
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:569028
  23. Cellular systems using adaptive antennas for spatial processing have been shown to provide an increase in capacity. When employing adaptive antennas, the standard approach to achieve capacity gain has been to ...

    Authors: Ivan Howitt and Fahed H. Awad
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:272173
  24. Digital image manipulation software is now readily available on personal computers. It is therefore very simple to tamper with any image and make it available to others. Insuring digital image integrity has th...

    Authors: Christian Rey and Jean-Luc Dugelay
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:218932
  25. Authors: Moncef Gabbouj, Faouzi Alaya Cheikh, Bogdan Cramariuc and Geoff Morrison
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:154730
  26. We propose a low-complexity turbo-detector scheme for frequency selective multiple-input multiple-output channels. The detection part of the receiver is based on a List-type MAP equalizer which is a state-redu...

    Authors: Noura Sellami, Inbar Fijalkow and Mohamed Siala
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:949532
  27. Authors: Dirk Slock, Vahid Tarokh and Xiang-Gen Xia
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:865949
  28. Sophisticated signal processing techniques have to be developed for capacity enhancement of future wireless communication systems. In recent years, space-time coding is proposed to provide significant capacity...

    Authors: Hakan A. Çırpan, Erdal Panayırcı and Erdinc Çekli
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:758696
  29. Differential space-time modulation (DSTM) for multiple antenna communication systems has been recently proposed for frequency-nonselective fading channels. In broadband multirate systems, frequency-selective f...

    Authors: Genyuan Wang, Aijun Song and Xiang-Gen Xia
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:620435
  30. This paper presents the design of 8PSK space-time (ST) trellis codes suitable for rapid fading channels. The proposed codes utilize the design criteria of ST codes over rapid fading channels. Two different app...

    Authors: Salam A. Zummo and Saud A. Al-Semari
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:476818
  31. We address the problem of blind identification of a convolutive Multiple-Input Multiple-Output (MIMO) system with more inputs than outputs, and in particular, the 3-input 2-output case. We assume that the inpu...

    Authors: Binning Chen, Athina P. Petropulu and Lieven De Lathauwer
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:432606
  32. This paper presents the design of space-time turbo trellis coded modulation (ST turbo TCM) for improving the bandwidth efficiency and the reliability of future wireless data networks. We present new recursive ...

    Authors: Welly Firmanto, Branka Vucetic, Jinhong Yuan and Zhuo Chen
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:348476
  33. We take a capacity view of a number of different space-time coding (STC) schemes. While the Shannon capacity of multiple-input multiple-output (MIMO) channels has been known for a number of years now, the atta...

    Authors: Constantinos B. Papadias and Gerard J. Foschini
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:292150
  34. A subspace based approach for the blind multiple signal separation and recovery for MIMO systems is proposed in this paper. Instead of using the statistics of the received signal, the proposed algorithm exploi...

    Authors: Balaji Sampath, K. J. Ray Liu and Ye (Geoffrey) Li
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:269105
  35. This paper concerns some design issues and tradeoffs of communication systems equipped with multiple transmit and receive antennas. The general space-time coding/modulation structure by Tarokh et al. (1999) is...

    Authors: Hsuan-Jung Su and Evaggelos Geraniotis
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:197084
  36. Multiple antenna systems are capable of providing high data rate transmissions over wireless channels. When the channels are dispersive, the signal at each receive antenna is a combination of both the current ...

    Authors: Haris Vikalo and Babak Hassibi
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:156743
  37. We focus the attention on the problem of audio classification in speech and music for multimedia applications. In particular, we present a comparison between two different techniques for speech/music discrimin...

    Authors: Alessandro Bugatti, Alessandra Flammini and Pierangelo Migliorati
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:980905
  38. We introduce a new SVD-based (Singular value decomposition) strategy for noise reduction in hearing aids. This technique is evaluated for noise reduction in a behind-the-ear (BTE) hearing aid where two omnidir...

    Authors: Jean-Baptiste Maj, Marc Moonen and Jan Wouters
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:852365
  39. The algorithm presented in this paper is comprised of three main stages: (1) classification of the image sequence and, in the case of a moving camera, parametric motion estimation, (2) change detection having ...

    Authors: Eftychis Sifakis, Ilias Grinias and Georgios Tziritas
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:721235
  40. Authors: Moncef Gabbouj, Faouzi Alaya Cheikh, Bogdan Cramariuc and Geoff Morrison
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:479425
  41. The identification of objects in video sequences, that is, video segmentation, plays a major role in emerging interactive multimedia services, such as those enabled by the ISO MPEG- ...

    Authors: Paulo Lobato Correia and Fernando Pereira
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:431748
  42. The European Union IST research programme SAMBITS (System for Advanced Multimedia Broadcast and IT Services) project is using Digital Video Broadcasting (DVB), the DVB Multimedia Home Platform (MHP) standard, ...

    Authors: Alan Pearmain, Mounia Lalmas, Ekaterina Moutogianni, Damien Papworth, Pat Healey and Thomas Rölleke
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:128562
  43. We present a novel approach to shape similarity estimation based on distance transformation and ordinal correlation. The proposed method operates in three steps: object alignment, contour to multilevel image t...

    Authors: Faouzi Alaya Cheikh, Bogdan Cramariuc, Mari Partio, Pasi Reijonen and Moncef Gabbouj
    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:124089

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