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Recent Advances in Theory and Methods for Nonstationary Signal Analysis

  1. Content type: Research Article

    It is very important for generating an orthonormal multiwavelet system to construct a conjugate quadrature filter (CQF). In this paper, a general method of constructing a length- ...

    Authors: Jin-Song Leng, Ting-Zhu Huang, Yan-Fei Jing and Wei Jiang

    Citation: EURASIP Journal on Advances in Signal Processing 2011 2011:231754

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  2. Content type: Research Article

    A method is proposed for synthesizing an optimal wavelet based on auditory perception criterion for dyadic filter bank implementation. The design method of this perceptually optimized wavelet is based on the c...

    Authors: Abhijit Karmakar, Arun Kumar and R. K. Patney

    Citation: EURASIP Journal on Advances in Signal Processing 2011 2011:170927

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  3. Content type: Research Article

    This paper discusses the methodology for selecting a set of relevant nonstationary features to increase the specificity of the obstructive sleep apnea detector. Dynamic features are extracted from time-evolvin...

    Authors: L. M. Sepulveda-Cano, E. Gil, P. Laguna and G. Castellanos-Dominguez

    Citation: EURASIP Journal on Advances in Signal Processing 2011 2011:538314

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  4. Content type: Research Article

    The underwater environment can be considered a system with time-varying impulse response, causing time-dependent spectral changes to a transmitted acoustic signal. This is the result of the interaction of the ...

    Authors: Nicolas F. Josso, Jun Jason Zhang, Antonia Papandreou-Suppappola, Cornel Ioana and Tolga M. Duman

    Citation: EURASIP Journal on Advances in Signal Processing 2011 2011:807472

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  5. Content type: Research Article

    A method for components instantaneous frequency (IF) estimation of multicomponent signals in low signal-to-noise ratio (SNR) is proposed. The method combines a new proposed modification of a blind source separ...

    Authors: Jonatan Lerga, Victor Sucic (EURASIP Member) and Boualem Boashash

    Citation: EURASIP Journal on Advances in Signal Processing 2011 2011:725189

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  6. Content type: Research Article

    Block Wavelet Transforms (BWTs) are orthogonal matrix transforms that can be obtained from orthogonal subband filter banks. They were initially generated to produce matrix transforms which may carry nice prope...

    Authors: Muzaffer Dogan and Omer N. Gerek

    Citation: EURASIP Journal on Advances in Signal Processing 2011 2011:753572

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  7. Content type: Research Article

    A covariance function estimate of a zero-mean nonstationary random process in discrete time is accomplished from one observed realization by weighting observations with a kernel function. Several kernel functi...

    Authors: Johan Sandberg (EURASIP Member) and Maria Hansson-Sandsten (EURASIP Member)

    Citation: EURASIP Journal on Advances in Signal Processing 2011 2011:140797

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  8. Content type: Research Article

    Based on simulations on the ability of the Gaussian-function windowed Gabor coefficient spectrum to separate order components, an improved flowchart for Gabor order tracking (GOT) is put forward. With a conven...

    Authors: Yang Jin and Zhiyong Hao

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2011:507215

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  9. Content type: Research Article

    FSK continues to be an important component of modern communication systems, and discoveries of lower impact methods for mitigating performance degradation due to multipath propagation are needed in many applic...

    Authors: Shu-Ting Lee, Sally L. Wood, Michael J. Ready and John R. Treichler

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2011:412036

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  10. Content type: Research Article

    This paper investigates the time-discrete multitapers that give a mean square error optimal Wigner spectrum estimate for a class of locally stationary processes (LSPs). The accuracy in the estimation of the ti...

    Authors: Maria Hansson-Sandsten

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2011:980805

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  11. Content type: Research Article

    We consider the problem of detecting an unknown signal from an unknown noise type. We restrict the signal type to a class of slowly varying periodic signals with harmonic components, a class which includes rea...

    Authors: John M. O'Toole (EURASIP Member) and Boualem Boashash

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2011:193797

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  12. Content type: Research Article

    Quantifying the phase synchrony between signals is important in many different applications, including the study of the chaotic oscillators in physics and the modeling of the joint dynamics between channels of...

    Authors: Ali Yener Mutlu and Selin Aviyente

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2011:615717

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  13. Content type: Research Article

    We present the general framework for mean-square performance analysis of the selective partial update affine projection algorithm (SPU-APA) and the family of SPU normalized least mean-squares (SPU-NLMS) adapti...

    Authors: Mohammad Shams Esfand Abadi and Fatemeh Moradiani

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2011:484383

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  14. Content type: Review Article

    Sparse representations of sequences facilitate signal processing tasks in many radar, sonar, communications, and information hiding applications. Previously, conditions for the construction of a compactly supp...

    Authors: Andrzej K. Brodzik

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2011:214790

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  15. Content type: Research Article

    The digital X-ray detectors often generate stripe artifact in the sinogram which in turn creates ring artifact in the reconstructed micro-Computed Tomography ( http://static-content.springer.com/image/art%3A10.1155%2F2011%2F183547/MediaObjects/13634_2010_Article_3029_IEq1_HTML.gif ...

    Authors: A. N. M. Ashrafuzzaman, Soo Yeol Lee and Md. Kamrul Hasan

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2011:183547

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