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  1. Speech quality assessment methods are necessary for evaluating and documenting treatment outcomes of patients suffering from degraded speech due to Parkinson's disease, stroke, or other disease processes. Subj...

    Authors: Lingyun Gu, John G. Harris, Rahul Shrivastav and Christine Sapienza
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:768125
  2. Measuring speech quality by machines overcomes two major drawbacks of subjective listening tests, their low speed and high cost. Real-time, accurate, and economical objective measurement of speech quality open...

    Authors: Wei Zha and Wai-Yip Chan
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:721258
  3. A new articulatory synthesizer (SAPWindows), with a modular and flexible design, is described. A comprehensive acoustic model and a new interactive glottal source were implemented. Perceptual tests and simulat...

    Authors: António J. S. Teixeira, Roberto Martinez, Luís Nuno Silva, Luis M. T. Jesus, Jose C. Príncipe and Francisco A. C. Vaz
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:709592
  4. Auditory modeling is a well-established methodology that provides insight into human perception and that facilitates the extraction of signal features that are most relevant to the listener. The aim of this pa...

    Authors: Christian Feldbauer, Gernot Kubin and W. Bastiaan Kleijn
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:571618
  5. Parametric-stereo coding is a technique to efficiently code a stereo audio signal as a monaural signal plus a small amount of parametric overhead to describe the stereo image. The stereo properties are analyze...

    Authors: Jeroen Breebaart, Steven van de Par, Armin Kohlrausch and Erik Schuijers
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:561917
  6. We explore the use of physiologically inspired auditory features with both physiologically motivated and statistical audio classification methods. We use features derived from a biophysically defensible model ...

    Authors: Sourabh Ravindran, Kristopher Schlemmer and David V. Anderson
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:561326
  7. The paper introduces a new objective method for speech quality assessment called Fourier-lapped multilayer perceptron (FLMLP). This method uses an overcomplete transform based on the discrete Fourier transform...

    Authors: Moisés Vidal Ribeiro, Jayme Garcia Arnal Barbedo, João Marcos Travassos Romano and Amauri Lopes
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:543701
  8. We analyse the properties of the physiological model of the adaptive behaviour of the chemical synapse between inner hair cells (IHC) and auditory neurons. On the basis of the performed analysis, we propose eq...

    Authors: Alexei V. Ivanov and Alexander A. Petrovsky
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:492945
  9. The acoustic wave received at the ears is processed by the human auditory system to separate different sounds along the intensity, pitch, and timbre dimensions. Conventional Fourier-based signal processing, wh...

    Authors: Dmitry N. Zotkin, Taishih Chi, Shihab A. Shamma and Ramani Duraiswami
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:486137
  10. Authors: Werner Verhelst, Jürgen Herre, Gernot Kubin, Hynek Hermansky and Søren Holdt Jensen
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:423827
  11. Hidden Markov model (HMM) has been a popular mathematical approach for sequence classification such as speech recognition since 1980s. In this paper, a novel two-channel training strategy is proposed for discr...

    Authors: Liang Dong, Say Wei Foo and Yong Lian
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:347367
  12. Psychoacoustical models have been used extensively within audio coding applications over the past decades. Recently, parametric coding techniques have been applied to general audio and this has created the nee...

    Authors: Steven van de Par, Armin Kohlrausch, Richard Heusdens, Jesper Jensen and Søren Holdt Jensen
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:317529
  13. Recently, a new signal security system called TDCEA (two-dimensional circulation encryption algorithm) was proposed for real-time multimedia data transmission. This paper gives a comprehensive analysis on the ...

    Authors: Chengqing Li, Shujun Li, Guanrong Chen, Gang Chen and Lei Hu
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:962703
  14. We propose a beamforming scheme for ultrasound imaging leading to the generation of two sets of images, one with oscillations only in the axial direction and one with oscillations only in the lateral direction...

    Authors: Hervé Liebgott, Jérémie Fromageau, Jens E Wilhjelm, Didier Vray and Philippe Delachartre
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:932740
  15. Any digital signal processing algorithm or processor can be reasonably described as a digital filter. The main advantage of an infinite impulse response (IIR) filter is that it can provide a much better perfor...

    Authors: Nurhan Karaboga
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:856824
  16. Textural features are one of the most important types of useful information contained in images. In practice, these features are commonly masked by noise. Relatively little attention has been paid to texture p...

    Authors: Oleg V. Tsymbal, Vladimir V. Lukin, Nikolay N. Ponomarenko, Alexander A. Zelensky, Karen O. Egiazarian and Jaakko T. Astola
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:851609
  17. A new variation to the RLS algorithm is presented. In the clipped RLS algorithm (CRLS), proposed in updating the filter weights and computation of the inverse correlation matrix, the input signal is quantized ...

    Authors: Hadi Sadoghi Yazdi, Mojtaba Lotfizad, Ehsanollah Kabir and Mahmood Fathy
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:636894
  18. Zero crossings or extrema of a wavelet transform constitute important signatures for signal analysis with the advantage of great simplicity. In this paper, we introduce a fast frequency-estimation method based...

    Authors: Yu-Ping Wang, Jie Chen, Qiang Wu and Kenneth R. Castleman
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:624376
  19. This paper presents a method based on fitting a sum-of-exponentials model to the nonuniformly sampled data, for clustering the time series of gene expression data. The structure of the model is estimated by us...

    Authors: Ciprian Doru Giurcăneanu, Ioan Tăbuş and Jaakko Astola
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:358568
  20. A new algorithm is proposed for updating the weights of an adaptive filter. The proposed algorithm is a modification of an existing method, namely, the clipped LMS, and uses a three-level quantization (

    Authors: Mojtaba Lotfizad and Hadi Sadoghi Yazdi
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:310205
  21. The first aim of this work is to propose the design of a system-on-chip (SoC) platform dedicated to digital image and signal processing, which is tuned to implement efficiently multiply-and-accumulate (MAC) ve...

    Authors: Roberto Reyna-Rojas, Dominique Houzet, Daniela Dragomirescu, Florent Carlier and Salim Ouadjaout
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:941303
  22. We propose a new multiway filtering based on fourth-order cumulants for the denoising of noisy data tensor with correlated Gaussian noise. The classical multiway filtering is based on the TUCKALS3 algorithm th...

    Authors: Damien Muti and Salah Bourennane
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:708571
  23. Authors: Magdy A. Bayoumi and Bertrand Zavidovique
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:678932
  24. Machine perception is a difficult problem both from a practical or implementation point of view as well as from a theoretical or algorithm point of view. Machine perception systems based on biological percepti...

    Authors: Sourabh Ravindran, Paul Smith, David Graham, Varinthira Duangudom, David V. Anderson and Paul Hasler
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:402486
  25. We are concerned with the design, implementation, and validation of a perception SoC based on an ultrasonic array of sensors. The proposed SoC is dedicated to ultrasonic echography applications. A rapid protot...

    Authors: A. Kassem, M. Sawan, M. Boukadoum and A. Haidar
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:358762
  26. This contribution presents two spectral amplitude estimators for acoustical background noise suppression based on maximum a posteriori estimation and super-Gaussian statistical modelling of the speech DFT ampl...

    Authors: Thomas Lotter and Peter Vary
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:354850
  27. A low-power, CMOS retina with real-time, pixel-level processing capabilities is presented. Features extraction and edge-enhancement are implemented with fully programmable 1D Gabor convolutions. An equivalent ...

    Authors: Massimo Barbaro and Luigi Raffo
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:301316
  28. This paper presents an FPGA-based system for detecting people from video. The system is designed to use JPEG-compressed frames from a network camera. Unlike previous approaches that use techniques such as back...

    Authors: Vinod Nair, Pierre-Olivier Laprise and James J. Clark
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:272174
  29. Image processing requires more computational power and data throughput than most conventional processors can provide. Designing specific hardware can improve execution time and achieve better performance per u...

    Authors: César Torres-Huitzil and Miguel Arias-Estrada
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:264713
  30. This paper describes prototyping of a neuroadaptive smart antenna beamforming algorithm using hardware-software implemented RBF neural network and FPGA system-on-programmable-chip (SoPC) approach. The aim is t...

    Authors: William To, Zoran Salcic and Sing Kiong Nguang
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:262165
  31. SKiPPER is a SKeleton-based Parallel Programming EnviRonment being developed since 1996 and running at LASMEA Laboratory, the Blaise-Pascal University, France. The main goal of the project was to demonstrate t...

    Authors: Rémi Coudarcher, Florent Duculty, Jocelyn Serot, Frédéric Jurie, Jean-Pierre Derutin and Michel Dhome
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:218656
  32. We propose a method and a tool for automatic generation of hardware implementation of a decision rule based on the Adaboost algorithm. We review the principles of the classification method and we evaluate its ...

    Authors: J. Mitéran, J. Matas, E. Bourennane, M. Paindavoine and J. Dubois
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:198439
  33. Manual pocket depth probing has been widely used as a retrospective diagnosis method in periodontics. However, numerous studies have questioned its ability to accurately measure the anatomic pocket depth. In t...

    Authors: Jidong Hou, S. Timothy Rose and Mark K. Hinders
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:198348
  34. A new scheme of concatenating the block turbo code (BTC) with the space-time block code (STBC) for an OFDM system in dispersive fading channels is investigated in this paper. The good error correcting capabili...

    Authors: Yinggang Du and Kam Tai Chan
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:953781
  35. As many coded systems operate at very low signal-to-noise ratios, synchronization becomes a very difficult task. In many cases, conventional algorithms will either require long training sequences or result in ...

    Authors: Henk Wymeersch and Marc Moeneclaey
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:895349
  36. In this paper, we derive the Cramér-Rao bound (CRB) for joint carrier phase, carrier frequency, and timing estimation from a noisy linearly modulated signal with encoded data symbols. We obtain a closed-form expr...

    Authors: N. Noels, H. Steendam and M. Moeneclaey
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:840407
  37. We study the equalization procedure in discrete multitone (DMT)-based systems, in particular, in DMT-based ADSL systems. Traditionally, equalization is performed in the time domain by means of a channel shorte...

    Authors: Hilde Vanhaute and Marc Moonen
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:581826
  38. The geometric interpretation of turbo decoding has founded a framework, and provided tools for the analysis of parallel-concatenated codes decoding. In this paper, we extend this analytical basis for the decod...

    Authors: Amir Krause, Assaf Sella and Yair Be'ery
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:465943
  39. We propose an iterative multiuser detector for turbo-coded synchronous and asynchronous direct-sequence CDMA (DS-CDMA) systems. The receiver is derived from the maximum a posteriori (MAP) estimation of the sin...

    Authors: Emmanuel Oluremi Bejide and Fambirai Takawira
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:273106
  40. Whenever variable-length entropy codes are used in the presence of a noisy channel, any channel errors will propagate and cause significant harm. Despite using channel codes, some residual errors always remain...

    Authors: Ahmadreza Hedayat and Aria Nosratinia
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:267126
  41. The demand for low-cost and low-power decoder chips has resulted in renewed interest in low-complexity decoding algorithms. In this paper, a novel theoretical framework for improving the performance of turbo d...

    Authors: Holger Claussen, Hamid Reza Karimi and Bernard Mulgrew
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:212018
  42. The parallel and serial concatenation of codes is well established as a practical means of achieving excellent performance. In this paper, we introduce the parallel and serial concatenation of single parity-ch...

    Authors: David M. Rankin, T. Aaron Gulliver and Desmond P. Taylor
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:183140
  43. Authors: Luc Vandendorpe, Alex M. Haimovich and Ramesh Pyndiah
    Citation: EURASIP Journal on Advances in Signal Processing 2005 2005:158981

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