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Time-Frequency Analysis and Its Applications to Multimedia Signals

  1. Content type: Research Article

    Analysis of nonstationary signals, such as music signals, is a challenging task. The purpose of this study is to explore an efficient and powerful technique to analyze and classify music signals in higher freq...

    Authors: Ying Shen, Xiaoli Li, Ngok-Wah Ma and Sridhar Krishnan

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2010:380349

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  2. Content type: Research Article

    A method for temporal analysis and reconstruction of video sequences based on the time-frequency analysis and Hermite projection method is proposed. The S-method-based time-frequency distribution is used to ch...

    Authors: Srdjan Stanković, Irena Orović and Andrey Krylov

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2010:970105

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  3. Content type: Research Article

    The eigenvalues decomposition based on the S-method is employed to extract the specific time-frequency characteristics of speech signals. This approach is used to create a flexible speech watermark, shaped acc...

    Authors: Irena Orović and Srdjan Stanković

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2010:572748

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  4. Content type: Research Article

    This paper describes the validity-guided fuzzy clustering evaluation for optimal training of localized neural networks (LNNs) used for reassigning time-frequency representations (TFRs). Our experiments show th...

    Authors: Imran Shafi, Jamil Ahmad, SyedIsmail Shah, AtaulAziz Ikram, Adnan Ahmad Khan and Sajid Bashir

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2010:636858

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  5. Content type: Research Article

    Two fragile image watermarking methods are proposed for image authentication. The first method is based on time-frequency analysis and the second one is based on time-scale analysis. For the first method, the ...

    Authors: Braham Barkat and Farook Sattar (EURASIP Member)

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2010:408109

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  6. Content type: Research Article

    Audio signals are information rich nonstationary signals that play an important role in our day-to-day communication, perception of environment, and entertainment. Due to its non-stationary nature, time- or fr...

    Authors: K Umapathy, B Ghoraani and S Krishnan

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2010:451695

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  7. Content type: Research Article

    A novel signal representation using fuzzy mathematical morphology is developed. We take advantage of the optimum fuzzy fitting and the efficient implementation of morphological operators to extract geometric i...

    Authors: Chin-Pan Huang and Luis F. Chaparro

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2010:914921

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  8. Content type: Research Article

    With the rapid development of computers and internet applications, copyright protection of multimedia data has become an important problem. Watermarking techniques are proposed as a solution to copyright prote...

    Authors: Mahmut Öztürk, Aydın Akan and Yalçın Çekiç

    Citation: EURASIP Journal on Advances in Signal Processing 2010 2010:509757

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