LEADER 05055nam 2200685Ia 450 001 9910139467603321 005 20170814180549.0 010 $a1-282-16507-0 010 $a9786612165078 010 $a0-470-61120-0 010 $a0-470-39383-1 035 $a(CKB)2550000000005844 035 $a(EBL)477632 035 $a(OCoLC)606561044 035 $a(SSID)ssj0000354836 035 $a(PQKBManifestationID)11925316 035 $a(PQKBTitleCode)TC0000354836 035 $a(PQKBWorkID)10315366 035 $a(PQKB)11448020 035 $a(MiAaPQ)EBC477632 035 $a(EXLCZ)992550000000005844 100 $a20060509d2008 uy 0 101 0 $aeng 135 $aur|n|---||||| 181 $ctxt 182 $cc 183 $acr 200 10$aTime-frequency analysis$b[electronic resource] $econcepts and methods /$fedited by Franz Hlawatsch and Franc?ois Auger 210 $aLondon $cISTE ;$aHoboken, NJ $cWiley$d2008 215 $a1 online resource (436 p.) 225 1 $aISTE ;$vv.36 300 $aDescription based upon print version of record. 311 $a1-84821-033-7 320 $aIncludes bibliographical references and index. 327 $aTime-Frequency Analysis; Contents; Preface; First part. Fundamental Concepts and Methods; Chapter 1. Time-Frequency Energy Distributions: An Introduction; 1.1. Introduction; 1.2. Atoms; 1.3. Energy; 1.3.1. Distributions; 1.3.2. Devices; 1.3.3. Classes; 1.4. Correlations; 1.5. Probabilities; 1.6. Mechanics; 1.7. Measurements; 1.8. Geometries; 1.9. Conclusion; 1.10. Bibliography; Chapter 2. Instantaneous Frequency of a Signal; 2.1. Introduction; 2.2. Intuitive approaches; 2.3. Mathematical definitions; 2.3.1. Ambiguity of the problem; 2.3.2. Analytic signal and Hilbert transform 327 $a2.3.3. Application to the definition of instantaneous frequency2.3.4. Instantaneous methods; 2.4. Critical comparison of the different definitions; 2.4.1. Interest of linear filtering; 2.4.2. Bounds of the quantities introduced; 2.4.3. Instantaneous nature; 2.4.4. Interpretation by the average; 2.5. Canonical pairs; 2.6. Phase signals; 2.6.1. Blaschke factors; 2.6.2. Oscillatory singularities; 2.7. Asymptotic phase signals; 2.7.1. Parabolic chirp; 2.7.2. Cubic chirp; 2.8. Conclusions; 2.9. Bibliography; Chapter 3. Linear Time-Frequency Analysis I: Fourier-Type Representations 327 $a3.1. Introduction3.2. Short-time Fourier analysis; 3.2.1. Short-time Fourier transform; 3.2.2. Time-frequency energy maps; 3.2.3. Role of the window; 3.2.4. Reconstruction/synthesis; 3.2.5. Redundancy; 3.3. Gabor transform; Weyl-Heisenberg and Wilson frames; 3.3.1. Sampling of the short-time Fourier transform; 3.3.2. Weyl-Heisenberg frames; 3.3.3. Zak transform and "critical" Weyl-Heisenberg frames; 3.3.4. Balian-Low theorem; 3.3.5. Wilson bases and frames, local cosine bases; 3.4. Dictionaries of time-frequency atoms; adaptive representations 327 $a3.4.1. Multi-scale dictionaries of time-frequency atoms3.4.2. Pursuit algorithm; 3.4.3. Time-frequency representation; 3.5. Applications to audio signals; 3.5.1. Analysis of superimposed structures; 3.5.2. Analysis of instantaneous frequency variations; 3.5.3. Transposition of an audio signal; 3.6. Discrete algorithms; 3.6.1. Fast Fourier transform; 3.6.2. Filter banks: fast convolution; 3.6.3. Discrete short-time Fourier transform; 3.6.4. Discrete Gabor transform; 3.7. Conclusion; 3.8. Acknowledgements; 3.9. Bibliography 327 $aChapter 4. Linear Time-Frequency Analysis II: Wavelet-Type Representations4.1. Introduction: scale and frequency; 4.2. Continuous wavelet transform; 4.2.1. Analysis and synthesis; 4.2.2. Multiscale properties; 4.3. Discrete wavelet transform; 4.3.1. Multi-resolution analysis; 4.3.2. Mallat algorithm; 4.3.3. Graphical representation; 4.4. Filter banks and wavelets; 4.4.1. Generation of regular scaling functions; 4.4.2. Links with approximation theory; 4.4.3. Orthonormality and bi-orthonormality/perfect reconstruction; 4.4.4. Polyphase matrices and implementation 327 $a4.4.5. Design of wavelet filters with finite impulse response 330 $aCovering a period of about 25 years, during which time-frequency has undergone significant developments, this book is principally addressed to researchers and engineers interested in non-stationary signal analysis and processing. It is written by recognized experts in the field. 410 0$aISTE 606 $aSignal processing$xMathematics 606 $aTime-series analysis 606 $aFrequency spectra 608 $aElectronic books. 615 0$aSignal processing$xMathematics. 615 0$aTime-series analysis. 615 0$aFrequency spectra. 676 $a621.382/2 676 $a621.3822 701 $aHlawatsch$b F$g(Franz)$0771080 701 $aAuger$b Franc?ois$0869518 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a9910139467603321 996 $aTime-frequency analysis$92250767 997 $aUNINA