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  1. 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

    Content type: Research Article

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  2. 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

    Content type: Research Article

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  3. 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

    Content type: Research Article

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  4. 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

    Content type: Research Article

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  5. 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

    Content type: Research Article

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  6. Authors: Dirk Slock, Vahid Tarokh and Xiang-Gen Xia

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:865949

    Content type: Research Article

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  7. 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

    Content type: Research Article

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  8. 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

    Content type: Research Article

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  9. 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

    Content type: Research Article

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  10. 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

    Content type: Research Article

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  11. 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

    Content type: Research Article

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  12. 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

    Content type: Research Article

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  13. 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

    Content type: Research Article

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  14. 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

    Content type: Research Article

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  15. 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

    Content type: Research Article

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  16. 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

    Content type: Research Article

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  17. In this paper, an entirely novel approach to image indexing is presented using content-based watermarking. The proposed system uses color image segmentation and watermarking in order to facilitate content-base...

    Authors: Nikolaos V. Boulgouris, Ioannis Kompatsiaris, Vasileios Mezaris, Dimitrios Simitopoulos and Michael G. Strintzis

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:865937

    Content type: Research Article

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  18. 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

    Content type: Research Article

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  19. 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

    Content type: Research Article

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  20. Authors: Moncef Gabbouj, Faouzi Alaya Cheikh, Bogdan Cramariuc and Geoff Morrison

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:479425

    Content type: Research Article

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  21. 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

    Content type: Research Article

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  22. 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

    Content type: Research Article

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  23. 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

    Content type: Research Article

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  24. Authors: Dirk Slock, Vahid Tarokh and Xiang-Gen Xia

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:619732

    Content type: Research Article

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  25. A differential space-time block code (DSTBC) modulation scheme is used to improve the performance of DS-CDMA systems in fast time-dispersive fading channels. The resulting scheme is referred to as the differentia...

    Authors: Jianhua Liu, Jian Li and Erik G. Larsson

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:616389

    Content type: Research Article

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  26. Multiuser detection for space-time coded synchronous multiple-access systems in the presence of independent Rayleigh fading is considered. Under the assumption of quasi-static fading, it is shown that optimal ...

    Authors: Sudharman K. Jayaweera and H. Vincent Poor

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:581610

    Content type: Research Article

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  27. A space-time channel coding technique is presented for overcoming turbulence-induced fading in an atmospheric optical heterodyne communication system that uses multiple transmit and receive apertures. In parti...

    Authors: Shane M. Haas, Jeffrey H. Shapiro and Vahid Tarokh

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:478950

    Content type: Research Article

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  28. Information theoretic properties of flat fading channels with multiple antennas are investigated. Perfect channel knowledge at the receiver is assumed. Expressions for maximum information rates and outage prob...

    Authors: Alex Grant

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:260208

    Content type: Research Article

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    The Research Article to this article has been published in EURASIP Journal on Advances in Signal Processing 2003 2003:567981

  29. A design method for recursive space-time trellis codes and parallel-concatenated space-time turbo coded modulation is proposed that can be applied to an arbitrary existing space-time trellis code. The method e...

    Authors: Djordje Tujkovic, Markku Juntti and Matti Latva-aho

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:253824

    Content type: Research Article

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  30. We explore the possibility of using an emerging tool in statistical signal processing, sequential importance sampling (SIS), for joint estimation and decoding of space-time trellis codes (STTC). First, we prov...

    Authors: Jianqiu Zhang and Petar M. Djurić

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:182187

    Content type: Research Article

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  31. One common drawback of virtually all current data embedding methods is the fact that the original image is inevitably distorted due to data embedding itself. This distortion typically cannot be removed complet...

    Authors: Jessica Fridrich, Miroslav Goljan and Rui Du

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:986842

    Content type: Research Article

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  32. The transmission of any data is always subject to corruption due to errors, but video transmission, because of its real time nature must deal with these errors without retransmission of the corrupted data. The...

    Authors: David L. Robie and Russell M. Mersereau

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:860632

    Content type: Research Article

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  33. Electronic watermarking can be traced back as far as 1954. The last 10 years has seen considerable interest in digital watermarking, due, in large part, to concerns about illegal piracy of copyrighted content....

    Authors: Ingemar J. Cox and Matt L. Miller

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:820936

    Content type: Research Article

    Published on:

  34. Authors: Mauro Barni, Franco Bartolini and Jessica Fridrich

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:612713

    Content type: Research Article

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  35. Traditionally, data hiding and compression have had contradictory goals. The former problem adds perceptually irrelevant information in order to embed data, while the latter removes this irrelevancy and redund...

    Authors: Patrizio Campisi, Deepa Kundur, Dimitrios Hatzinakos and Alessandro Neri

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:560519

    Content type: Research Article

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  36. The field of digital watermarking has recently seen numerous articles covering novel techniques, theoretical studies, attacks, and analysis. In this paper, we focus on an emerging application to highlight prac...

    Authors: Ravi K. Sharma and Steve Decker

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:542025

    Content type: Research Article

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  37. Digital watermarking is well known as enabling technology to prove ownership on copyrighted material, detect originators of illegally made copies, monitor the usage of the copyrighted multimedia data and analy...

    Authors: Jana Dittmann, Martin Steinebach, Petra Wohlmacher and Ralf Ackermann

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:498515

    Content type: Research Article

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  38. We present a method (Text-Based Geometric Normalization—TBGN) which, by exploiting the particular content of cartographic images, namely text content, permits to cope with global geometric transformations. Fir...

    Authors: Mauro Barni, Franco Bartolini, Alessandro Piva and Filippo Salucco

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:458037

    Content type: Research Article

    Published on:

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