Speech enhancement :a signal subspac...
Benesty, Jacob,

 

  • Speech enhancement :a signal subspace perspective /
  • 紀錄類型: 書目-電子資源 : Monograph/item
    杜威分類號: 006.4/5
    書名/作者: Speech enhancement : : a signal subspace perspective // Jacob Benesty [and three others].
    作者: Benesty, Jacob,
    面頁冊數: 1 online resource (vi, 135 pages) : : illustrations
    標題: Speech processing systems.
    標題: Signal processing.
    ISBN: 9780128001394
    ISBN: 0128001399
    ISBN: 9781306315135
    ISBN: 1306315131
    ISBN: 9780128002537
    ISBN: 0128002530
    書目註: Includes bibliographical references and index.
    內容註: Chapter 1. Introduction -- chapter 2. General concept with the diagonalization of the speech correlation matrix -- chapter 3. General concept with the joint diagonalization of the speech and noise correlation matrices -- chapter 4. Single-channel speech enhancement in the time domain -- chapter 5. Multichannel speech enhancement in the time domain -- chapter 6. Multichannel speech enhancement in the frequency domain -- chapter 7. A Bayesian approach to the speech subspace estimation -- chapter 8. Evaluation of the time-domain speech enhancement filters.
    摘要、提要註: Speech enhancement is a classical problem in signal processing, yet still largely unsolved. Two of the conventional approaches for solving this problem are linear filtering, like the classical Wiener filter, and subspace methods. These approaches have traditionally been treated as different classes of methods and have been introduced in somewhat different contexts. Linear filtering methods originate in stochastic processes, while subspace methods have largely been based on developments in numerical linear algebra and matrix approximation theory. This book bridges the gap between these two classes of methods by showing how the ideas behind subspace methods can be incorporated into traditional linear filtering. In the context of subspace methods, the enhancement problem can then be seen as a classical linear filter design problem. This means that various solutions can more easily be compared and their performance bounded and assessed in terms of noise reduction and speech distortion. The book shows how various filter designs can be obtained in this framework, including the maximum SNR, Wiener, LCMV, and MVDR filters, and how these can be applied in various contexts, like in single-channel and multichannel speech enhancement, and in both the time and frequency domains. First short book treating subspace approaches in a unified way for time and frequency domains, single-channel, multichannel, as well as binaural, speech enhancement. Bridges the gap between optimal filtering methods and subspace approaches. Includes original presentation of subspace methods from different perspectives.
    電子資源: https://www.sciencedirect.com/science/book/9780128001394
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