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  1. A parametric signal processing approach for DNA sequence analysis based on autoregressive (AR) modeling is presented. AR model residual errors and AR model parameters are used as features. The AR residual erro...

    Authors: Niranjan Chakravarthy, A. Spanias, L. D. Iasemidis and K. Tsakalis
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:952689
  2. Heterogeneous DNA sequences can be partitioned into homogeneous domains that are comprised of the four nucleotides A, C, G, and T and the stop-codons. Recursively, we apply a new entropic segmentation method o...

    Authors: Daniel Nicorici and Jaakko Astola
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:832471
  3. This paper considers key issues in the emerging field of genomic signal processing and its relationship to functional genomics. It focuses on some of the biological mechanisms driving the development of genomi...

    Authors: Edward R Dougherty, Ilya Shmulevich and Michael L Bittner
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:832320
  4. An unsupervised data clustering method, called the local maximum clustering (LMC) method, is proposed for identifying clusters in experiment data sets based on research interest. A magnitude property is define...

    Authors: Xiongwu Wu, Yidong Chen, Bernard R Brooks and Yan A Su
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:823191
  5. We performed frequency-domain analysis in the genomes of various organisms using tricolor spectrograms, identifying several types of distinct visual patterns characterizing specific DNA regions. We relate patt...

    Authors: David Sussillo, Anshul Kundaje and Dimitris Anastassiou
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:790248
  6. This paper introduces a statistical methodology for the identification of differentially expressed genes in DNA microarray experiments based on multiple criteria. These criteria are false discovery rate (FDR),...

    Authors: Alfred O Hero, Gilles Fleury, Alan J Mears and Anand Swaroop
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:754506
  7. This paper presents microarray BASICA: an integrated image processing tool for background adjustment, segmentation, image compression, and analysis of cDNA microarray images. BASICA uses a fast Mann-Whitney te...

    Authors: Jianping Hua, Zhongmin Liu, Zixiang Xiong, Qiang Wu and Kenneth R. Castleman
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:482358
  8. A novel approach to signal peptide identification is presented. We use an evolutionary algorithm for automatic evolution of classification programs, so-called programmatic motifs. The variant of evolutionary a...

    Authors: David Lennartsson and Peter Nordin
    Citation: EURASIP Journal on Advances in Signal Processing 2004 2004:153697
  9. 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
  10. 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
  11. A novel design and implementation of an online reconfigurable Viterbi decoder is proposed, based on an area-efficient add-compare-select (ACS) architecture, in which the constraint length and traceback depth c...

    Authors: Mohammed Benaissa and Yiqun Zhu
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:865460
  12. In mobile positioning, it is very important to estimate correctly the delay between the transmitter and the receiver. When the receiver is in line-of-sight (LOS) condition with the transmitter, the computation...

    Authors: Abdelmonaem Lakhzouri, Elena Simona Lohan, Ridha Hamila and Markku Renfors
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:514932
  13. 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
  14. We propose an area-efficient high-speed interleaved Viterbi decoder architecture, which is based on the state-parallel architecture with register exchange path memory structure, for interleaved convolutional c...

    Authors: Jun Jin Kong and Keshab K. Parhi
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:417892
  15. Authors: An-Yeu (Andy) Wu, Ut-Va Koc, Keshab K. Parhi and Sergios Theodoridis
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:256471
  16. This paper presents new application-specific digital signal processor (ASDSP) instructions and their hardware accelerator to efficiently implement Reed-Solomon (RS) encoding and decoding, which is one of the m...

    Authors: Jung H. Lee, Jaesung Lee and Myung H. Sunwoo
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:253436
  17. This paper proposes a parameterized digital signal processor (DSP) core for an embedded digital signal processing system designed to achieve demodulation/synchronization with better performance and flexibility...

    Authors: Ya-Lan Tsao, Wei-Hao Chen, Ming Hsuan Tan, Maw-Ching Lin and Shyh-Jye Jou
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:232360
  18. 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
  19. 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
  20. 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
  21. 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
  22. 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
  23. 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
  24. 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
  25. 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
  26. 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
  27. 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
  28. 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
  29. 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
  30. 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
  31. Authors: Kees Janse, Walter Kellermann, Marc Moonen and Piet C. W. Sommen
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:213280
  32. 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
  33. 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
  34. 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
  35. 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
  36. Authors: Gianpaolo Evangelista, Mark Kahrs and Emmanuel Bacry
    Citation: EURASIP Journal on Advances in Signal Processing 2003 2003:698036
  37. 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
  38. 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
  39. 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
  40. 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
  41. 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
  42. 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
  43. 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
  44. 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

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