Signal enhancement with variable spa...
Benesty, Jacob.

 

  • Signal enhancement with variable span linear filters[electronic resource] /
  • 紀錄類型: 書目-語言資料,印刷品 : Monograph/item
    杜威分類號: 621.3822
    書名/作者: Signal enhancement with variable span linear filters/ by Jacob Benesty, Mads G. Christensen, Jesper R. Jensen.
    作者: Benesty, Jacob.
    其他作者: Christensen, Mads G.
    出版者: Singapore : : Springer Singapore :, 2016.
    面頁冊數: ix, 172 p. : : ill., digital ;; 24 cm.
    Contained By: Springer eBooks
    標題: Signal processing.
    標題: Noise control.
    標題: Engineering.
    標題: Signal, Image and Speech Processing.
    ISBN: 9789812877390
    ISBN: 9789812877383
    內容註: Introduction -- General Concept with Filtering Vectors -- General Concept with Filtering Matrices -- Single-Channel Signal Enhancement in the STFT Domain -- Multichannel Signal Enhancement in the Time Domain -- Multichannel Signal Enhancement in the STFT Domain -- Binaural Signal Enhancement in the Time Domain.
    摘要、提要註: This book introduces readers to the novel concept of variable span speech enhancement filters, and demonstrates how it can be used for effective noise reduction in various ways. Further, the book provides the accompanying Matlab code, allowing readers to easily implement the main ideas discussed. Variable span filters combine the ideas of optimal linear filters with those of subspace methods, as they involve the joint diagonalization of the correlation matrices of the desired signal and the noise. The book shows how some well-known filter designs, e.g. the minimum distortion, maximum signal-to-noise ratio, Wiener, and tradeoff filters (including their new generalizations) can be obtained using the variable span filter framework. It then illustrates how the variable span filters can be applied in various contexts, namely in single-channel STFT-based enhancement, in multichannel enhancement in both the time and STFT domains, and, lastly, in time-domain binaural enhancement. In these contexts, the properties of these filters are analyzed in terms of their noise reduction capabilities and desired signal distortion, and the analyses are validated and further explored in simulations.
    電子資源: http://dx.doi.org/10.1007/978-981-287-739-0
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