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内容大纲
本书将基础理论与工程应用相结合,系统介绍工程测试与信号处理基础理论及作者在该领域的研究成果。全书共6章,第1章至第5章主要介绍信号的分类与描述、信号特征、测试系统、系统特性分析和信息熵;第6章介绍作者在机械振动信号检测、基于信息熵的机械系统故障诊断及零件三维形貌分析与表征等工程测试与信号处理方面的应用实例。本书适合来华留学的外国研究生,同时也适合作为高等院校相关专业本科生和研究生的英语教材或参考书。 -
作者介绍
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目录
Chapter 1 Introduction to Signals
1.1 Classification of Signals
1.2 Elementary Signals
1.3 Signal Implementation with MATLAB
1.4 Summary
Chapter 2 Signal Characteristics
2.1 Overview
2.2 Signal Characterization
2.3 Signal Variables
2.4 Signal Statistical Parameters
2.5 Fourier Series of a Periodic Signal
2.6 Complex Numbers and Waves
2.7 Exponential Fourier Series
2.8 Spectral Representations
2.9 Continuous Fourier Transform
2.10 Continuous Fourier Transform Properties
2.11 Signal Correlations in Time
2.12 Review Problems
Chapter 3 Measurement Systems
3.1 Overview
3.2 Measurement System Elements
3.3 Sensors and Transducers
3.4 Amplifiers
3.5 Filters
3.6 Analog-to Digital Converters
3.7 Review Problems
Chapter 4 Calibration and Response
4.1 Overview
4.2 Static Response Characterization
4.3 Dynamic Response Characterization
4.4 Zero-Order System Dynamic Response
4.5 First-Order System Dynamic Response
4.6 Second-Order System Dynamic Response
4.7 Higher-Order System Dynamic Response
4.8 Review Problems
Chapter 5 Entropy and Information
5.1 Information Measures
5.2 Entropy Information
5.3 Communication Channels
5.4 Memoryless Discrete Channels
5.5 Continuous Channels with Additive Noise
5.6 Summary
Chapter 6 Application of Engineering Measurement and Signal Processing
6.1 Vibration Signal Analysis
6.2 Feature Extraction Method
6.3 Wavelet-Entropy-Based Fault Diagnosis
6.4 PSO-SVC Fault Diagnosis Based on Information Entropy Fusion
6.5 Three-Dimensional (3D) Topography Analysis and Characterization
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