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  1. Time-domain equalization is crucial in reducing channel state dimension in maximum likelihood sequence estimation and intercarrier and intersymbol interference in multicarrier systems. A time-domain equalizer ...

    Authors: Richard K. Martin, Ming Ding, Brian L. Evans and C. Richard Johnson Jr.
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:906491
  2. We propose a new signal security system and its VLSI architecture for real-time multimedia data transmission applications. We first define two bit-circulation functions for one-dimensional binary array transfo...

    Authors: Hun-Chen Chen, Jiun-In Guo, Lin-Chieh Huang and Jui-Cheng Yen
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:902741
  3. The technique of orthogonal frequency division multiplexing (OFDM) is famous for its robustness against frequency-selective fading channel. This technique has been widely used in many wired and wireless commun...

    Authors: Jen-Chih Kuo, Ching-Hua Wen, Chih-Hsiu Lin and An-Yeu (Andy) Wu
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:439360
  4. A nonlinear Hammerstein model is proposed for coding speech signals. Using Tsay's nonlinearity test, we first show that the great majority of speech frames contain nonlinearities (over 80% in our test data) wh...

    Authors: Jari Turunen, Juha T. Tanttu and Pekka Loula
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:982816
  5. Super-resolution is very important for the signal processing of GPR (ground penetration radar) to resolve closely buried targets. However, it is not easy to get high resolution as GPR signals are very weak and...

    Authors: Shanker Man Shrestha and Ikuo Arai
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:970543
  6. A comparative study among several nonlinear high-power amplifier (HPA) models using real measurements is carried out. The analysis is focused on specific models for wideband OFDM signals, which are known to be...

    Authors: Ignacio Santamaría, Jesús Ibáñez, Marcelino Lázaro, Carlos Pantaleón and Luis Vielva
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:726748
  7. An adaptive hierarchical lapped orthogonal transform (HLOT) exciser is proposed for tracking, localizing, and rejecting the nonstationary interference in direct sequence spread spectrum (DSSS) communications. ...

    Authors: Li-ping Zhu, Guang-rui Hu and Yi-Sheng Zhu
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:579378
  8. Spatially-adaptive intensity bounds on the image estimate are shown to be an effective means of regularising the ill-posed image restoration problem. For blind restoration, the local intensity constraints also...

    Authors: Kaaren L. May, Tania Stathaki and Aggelos K. Katsaggelos
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:250181
  9. Applying the fractional Fourier transform (FRFT) and the Wigner distribution on a signal in a cascade fashion is equivalent to a rotation of the time and frequency parameters of the Wigner distribution. We pre...

    Authors: Patrick J. Oonincx and Hennie G. ter Morsche
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:246759
  10. We present a novel approach for real-time multichannel speech enhancement in environments of nonstationary noise and time-varying acoustical transfer functions (ATFs). The proposed system integrates adaptive b...

    Authors: Israel Cohen, Sharon Gannot and Baruch Berdugo
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:936861
  11. The multidelay block frequency-domain (MDF) adaptive filter is an excellent candidate for both acoustic and network echo cancellation. There is a need for a very good double-talk detector (DTD) to be combined ...

    Authors: Jacob Benesty and Tomas Gänsler
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:814263
  12. A novel approach for multimicrophone speech dereverberation is presented. The method is based on the construction of the null subspace of the data matrix in the presence of colored noise, using the generalized si...

    Authors: Sharon Gannot and Marc Moonen
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:769285
  13. This paper presents a two-microphone speech enhancer designed to remove noise in hands-free car kits. The algorithm, based on the magnitude squared coherence, uses speech correlation and noise decorrelation to...

    Authors: Alexandre Guérin, Régine Le Bouquin-Jeannès and Gérard Faucon
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:720925
  14. This paper introduces two short-time spectral amplitude estimators for speech enhancement with multiple microphones. Based on joint Gaussian models of speech and noise Fourier coefficients, the clean speech am...

    Authors: Thomas Lotter, Christian Benien and Peter Vary
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:705085
  15. We describe a new method of blind source separation (BSS) on a microphone array combining subband independent component analysis (ICA) and beamforming. The proposed array system consists of the following three...

    Authors: Hiroshi Saruwatari, Satoshi Kurita, Kazuya Takeda, Fumitada Itakura, Tsuyoki Nishikawa and Kiyohiro Shikano
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:569270
  16. Two adaptive algorithms are presented for robust time delay estimation (TDE) in acoustic environments with a large amount of background noise and reverberation. Recently, an adaptive eigenvalue decomposition (...

    Authors: Simon Doclo and Marc Moonen
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:495250
  17. Authors: Kees Janse, Walter Kellermann, Marc Moonen and Piet C. W. Sommen
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:213280
  18. Frequency-domain blind source separation (BSS) is shown to be equivalent to two sets of frequency-domain adaptive beamformers (ABFs) under certain conditions. The zero search of the off-diagonal components in ...

    Authors: Shoko Araki, Shoji Makino, Yoichi Hinamoto, Ryo Mukai, Tsuyoki Nishikawa and Hiroshi Saruwatari
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:198923
  19. Blind signal separation can easily find its position in audio applications where mutually independent sources need to be separated from their microphone mixtures while both room acoustics and sources are unkno...

    Authors: Bin Yin, Piet C. W. Sommen and Peiyu He
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:187841
  20. Audio signal enhancement often involves the application of a time-varying filter, or suppression rule, to the frequency-domain transform of a corrupted signal. Here we address suppression rules derived under a...

    Authors: Patrick J. Wolfe and Simon J. Godsill
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:910167
  21. Multichannel audio offers significant advantages for music reproduction, including the ability to provide better localization and envelopment, as well as reduced imaging distortion. On the other hand, multicha...

    Authors: Athanasios Mouchtaris, Shrikanth S. Narayanan and Chris Kyriakakis
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:876167
  22. Authors: Gianpaolo Evangelista, Mark Kahrs and Emmanuel Bacry
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:698036
  23. A dynamic programming-based optimization strategy for a temporal decomposition (TD) model of speech and its application to low-rate speech coding in storage and broadcasting is presented. In previous work with...

    Authors: Chandranath R. N. Athaudage, Alan B. Bradley and Margaret Lech
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:653129
  24. We analyze and compare several soft real-time applications designed for the secure transmission of packetized audio over the Internet. The main metrics we consider for the purposes of our analysis are (i) the ...

    Authors: Alessandro Aldini, Marco Roccetti and Roberto Gorrieri
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:560201
  25. This paper reviews recent developments in physics-based synthesis of piano. The paper considers the main components of the instrument, that is, the hammer, the string, and the soundboard. Modeling techniques a...

    Authors: Balázs Bank, Federico Avanzini, Gianpaolo Borin, Giovanni De Poli, Federico Fontana and Davide Rocchesso
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:464536
  26. This paper addresses model-based analysis of string instrument sounds. In particular, it reviews the application of autoregressive (AR) modeling to sound analysis/synthesis purposes. Moreover, a frequency-zoom...

    Authors: Paulo A. A. Esquef, Matti Karjalainen and Vesa Välimäki
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:409784
  27. Digital watermarking has become an accepted technology for enabling multimedia protection schemes. While most efforts concentrate on user authentication, recently interest in data authentication to ensure data...

    Authors: Martin Steinebach and Jana Dittmann
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:252490
  28. We propose a novel algorithm for high-quality data embedding in audio. The algorithm is based on changing the relative length of the middle segment between two successive maximum and minimum peaks to embed dat...

    Authors: Mohamed F. Mansour and Ahmed H. Tewfik
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:230162
  29. An Authoring tool for the MPEG-4 multimedia standard integrated with image sequence analysis algorithms is described. MPEG-4 offers numerous capabilities and is expected to be the future standard for multimedi...

    Authors: Petros Daras, Ioannis Kompatsiaris, Ilias Grinias, Georgios Akrivas, Georgios Tziritas, Stefanos Kollias and Michael G. Strintzis
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:916782
  30. This paper considers self-tuning blind identification and equalization of fractionally spaced IIR channels. One recursive estimator is used to generate parameter estimates of the numerators of IIR systems, whi...

    Authors: Miloje Radenkovic, Tamal Bose and Zhurun Zhang
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:707029
  31. Research investigating the use of Legendre moments for pattern recognition has been performed in recent years. This field of research remains quite open. This paper proposes a new technique based on block-base...

    Authors: Hakim El Fadili, Khalid Zenkouar and Hassan Qjidaa
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:624754
  32. This study addresses the problem of channel effect in the line spectrum frequency (LSF) domain. LSF parameters are the popular speech features encoded in the bit stream for low bit-rate speech transmission. A ...

    Authors: An-Tze Yu and Hsiao-Chuan Wang
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:401704
  33. Two-dimensional (2D) recursive digital filters find applications in image processing as in medical X-ray processing. Nonsymmetric half-plane (NSHP) filters have definitely positive magnitude characteristics as...

    Authors: N. Gangatharan and P. S. Reddy
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:381073

    The Erratum to this article has been published in EURASIP Journal on Advances in Signal Processing 2007 2008:647075

  34. We present a new face detection algorithm based on a first-order reduced Coulomb energy (RCE) classifier. The algorithm locates frontal views of human faces at any degree of rotation and scale in complex scene...

    Authors: Byeong Hwan Jeon, Kyoung Mu Lee and Sang Uk Lee
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:297243
  35. This paper introduces a novel method for the recognition of human faces in digital images using a new feature extraction method that combines the global and local information in frontal view of facial images. ...

    Authors: Javad Haddadnia, Majid Ahmadi and Karim Faez
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:267692
  36. A joint blind order-detection and parameter-estimation algorithm for a single-input multiple-output (SIMO) channel is presented. Based on the subspace decomposition of the channel output, an objective function...

    Authors: Chen Fangjiong, Sam Kwong and Wei Gang
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:978074
  37. We describe a technique for estimating control parameters for a plucked string synthesis model using a genetic algorithm. The model has been intensively used for sound synthesis of various string instruments b...

    Authors: Janne Riionheimo and Vesa Välimäki
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:758284
  38. Authors: David E. Goldberg
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:710894
  39. Several range image segmentation algorithms have been proposed, each one to be tuned by a number of parameters in order to provide accurate results on a given class of images. Segmentation parameters are gener...

    Authors: Gianluca Pignalberi, Rita Cucchiara, Luigi Cinque and Stefano Levialdi
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:683043
  40. Authors: Riccardo Poli and Stefano Cagnoni
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:672893
  41. Limiting the decrease in performance due to acoustic environment changes remains a major challenge for continuous speech recognition (CSR) systems. We propose a novel approach which combines the Karhunen-Loève...

    Authors: Sid-Ahmed Selouani and Douglas O'Shaughnessy
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:468432
  42. A comparison is made of the behaviour of some evolutionary algorithms in time-varying adaptive recursive filter systems. Simulations show that an algorithm including random immigrants outperforms a more conven...

    Authors: Michael S. White and Stuart J. Flockton
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:396340
  43. In image compression, the wavelet transformation is a state-of-the-art component. Recently, wavelet packet decomposition has received quite an interest. A popular approach for wavelet packet decomposition is t...

    Authors: Thomas Schell and Andreas Uhl
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:298617
  44. This paper describes a domain-independent approach to the use of genetic programming for object detection problems in which the locations of small objects of multiple classes in large images must be found. The...

    Authors: Mengjie Zhang, Victor B. Ciesielski and Peter Andreae
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:206791

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