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  • © 2006

The Variational Bayes Method in Signal Processing

  • Synthesizes the Variational Bayes (VB) method of distributional approximation into eight clear steps ("the VB method"). When these are followed, the reader is equipped with the means to check if their model is amenable to this approximation, and to develop the approximation in a systematic way
  • Presents some very basic toy problems involving scalar decompositions, which give insight into the nature of the method in full applications
  • Employs the VB method in off-line and on-line scenarios in a standard and systematic way, allowing the results in each case to be compared with ease
  • Derives all necessary results in Bayesian methods, avoiding unnecessary elaboration and making the book self-contained

Part of the book series: Signals and Communication Technology (SCT)

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About this book

This is the first book-length treatment of the Variational Bayes (VB) approximation in signal processing. It has been written as a self-contained, self-learning guide for academic and industrial research groups in signal processing, data analysis, machine learning, identification and control. It reviews the VB distributional approximation, showing that tractable algorithms for parametric model identification can be generated in off-line and on-line contexts. Many of the principles are first illustrated via easy-to-follow scalar decomposition problems. In later chapters, successful applications are found in factor analysis for medical image sequences, mixture model identification and speech reconstruction. Results with simulated and real data are presented in detail. The unique development of an eight-step "VB method", which can be followed in all cases, enables the reader to develop a VB inference algorithm from the ground up, for their own particular signal or image model.

Authors and Affiliations

  • Department of Adaptive Systems, Institute of Information Theory and Automation, Academy of Sciences of the Czech Republic, Praha 8, Czech Republic

    Václav Šmídl

  • Department of Electronic and Electrical Engineering, University of Dublin, Trinity College, Dublin 2, Ireland

    Anthony Quinn

Bibliographic Information

Buy it now

Buying options

eBook USD 84.99
Price excludes VAT (USA)
  • Available as PDF
  • Read on any device
  • Instant download
  • Own it forever
Softcover Book USD 109.99
Price excludes VAT (USA)
  • Compact, lightweight edition
  • Dispatched in 3 to 5 business days
  • Free shipping worldwide - see info
Hardcover Book USD 109.99
Price excludes VAT (USA)
  • Durable hardcover edition
  • Dispatched in 3 to 5 business days
  • Free shipping worldwide - see info

Tax calculation will be finalised at checkout

Other ways to access