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Sound Visualization and Manipulation.
Unique in addressing two different problems - sound visualization and manipulation - in a unified way Advances in signal processing technology are enabling ever more accurate visualization of existing sound fields and precisely defined sound field production. The idea of explaining both the problem...
| Clasificación: | Libro Electrónico |
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| Autor principal: | |
| Otros Autores: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Hoboken :
Wiley,
2013.
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| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Cover; Title Page; Copyright; Contents; About the Author; Preface; Acknowledgments; Part I Essence of Acoustics; Chapter 1 Acoustic Wave Equation and Its Basic Physical Measures; 1.1 Introduction; 1.2 One-Dimensional Acoustic Wave Equation; 1.2.1 Impedance; 1.3 Three-Dimensional Wave Equation; 1.4 Acoustic Intensity and Energy; 1.4.1 Complex-Valued Pressure and Intensity; 1.5 The Units of Sound; 1.6 Analysis Methods of Linear Acoustic Wave Equation; 1.6.1 Acoustic Wave Equation and Boundary Condition; 1.6.2 Eigenfunctions and Modal Expansion Theory.
- 1.6.3 Integral Approach Using Green's Function1.7 Solutions of the Wave Equation; 1.7.1 Plane Wave; 1.7.2 Spherical Wave; 1.8 Chapter Summary; References; Chapter 2 Radiation, Scattering, and Diffraction; 2.1 Introduction/Study Objectives; 2.2 Radiation of a Breathing Sphere and a Trembling Sphere; 2.3 Radiation from a Baffled Piston; 2.4 Radiation from a Finite Vibrating Plate; 2.5 Diffraction and Scattering; 2.6 Chapter Summary; 2.7 Essentials of Radiation, Scattering, and Diffraction; 2.7.1 Radiated Sound Field from an Infinitely Baffled Circular Piston.
- 2.7.2 Sound Field at an Arbitrary Position Radiated by an Infinitely Baffled Circular Piston2.7.3 Understanding Radiation, Scattering, and Diffraction Using the Kirchhoff-Helmholtz Integral Equation; 2.7.4 Scattered Sound Field Using the Rayleigh Integral Equation; References; Part II Sound Visualization; Chapter 3 Acoustic Holography; 3.1 Introduction; 3.2 The Methodology of Acoustic Source Identification; 3.3 Acoustic Holography: Measurement, Prediction, and Analysis; 3.3.1 Introduction and Problem Definitions; 3.3.2 Prediction Process.
- 3.3.3 Mathematical Derivations of Three Acoustic Holography Methods and Their Discrete Forms3.3.4 Measurement; 3.3.5 Analysis of Acoustic Holography; 3.4 Summary; References; Chapter 4 Beamforming; 4.1 Introduction; 4.2 Problem Statement; 4.3 Model-Based Beamforming; 4.3.1 Plane and Spherical Wave Beamforming; 4.3.2 The Array Configuration; 4.4 Signal-Based Beamforming; 4.4.1 Construction of Correlation Matrix in Time Domain; 4.4.2 Construction of Correlation Matrix in Frequency Domain; 4.4.3 Correlation Matrix of Multiple Sound Sources; 4.5 Correlation-Based Scan Vector Design.
- 4.5.1 Minimum Variance Beamformer4.5.2 Linear Prediction; 4.6 Subspace-Based Approaches; 4.6.1 Basic Principles; 4.6.2 MUSIC Beamformer; 4.6.3 ESPRIT; 4.7 Wideband Processing Technique; 4.7.1 Frequency-Domain Approach: Mapping to the Beam Space; 4.7.2 Coherent Subspace Method (CSM); 4.7.3 Partial Field Decomposition in Beam Space; 4.7.4 Time-Domain Technique; 4.7.5 Moving-Source Localization; 4.8 Post-Processing Techniques; 4.8.1 Deconvolution and Beamforming; 4.8.2 Nonnegativity Constraint; 4.8.3 Nonnegative Least-Squares Algorithm; 4.8.4 DAMAS; References; Part III Sound Manipulation.