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| Авторизация |
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| Поиск по указателям |
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| D.E. Newland — An Introduction to Random Vibration, Spectral and Wavelet Analysis |
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| Предметный указатель |
Pseudo random binary signal 172 183 433
Pseudo random binary signal, autocorrelation function of 173 433
Pseudo random binary signal, clock frequency 173 182
Pseudo random binary signal, sequence lengths 172 182 433
Pseudo random binary signal, spectral density of 174 434
Pseudo random process 167 432 see
Pseudo random process, application of 167
Pseudo random process, multi-level 175 432
Pseudo random process, multi-level, spectral density of 179
Pyramid algorithm 326 389
Quantization error 148
Random binary process 168
Random binary process, autocorrelation function of 168
Random binary process, clock frequency 170
Random binary process, derived from a binary sequence 168
Random binary process, pseudo 171 see
Random multi-level process 175
Random numbers, generation of 183
Random numbers, table of 383
Random process, binary 168
Random process, broad band 44
Random process, digital simulation of 185
Random process, Gaussian 20
Random process, isotropic 239 258 263
Random process, locally stationary 217
Random process, multi-dimensional 233
Random process, multi-level 175
Random process, narrow band 44 82
Random process, non-stationary 211
Random process, simulation of 168 185
Random surface irregularities, excitation by 196
Random surface irregularities, response to 197
Random variables, statistical independence of 18 311
Random vibration environment, simulation by single point excitation 201 203 205
Rayleigh distribution of peaks 91
Resonant mode, response to broad band excitation 189
Response of a continuous system by normal mode analysis 280
Response of a continuous system to distributed excitation 277
Response of a continuous system to point excitation 268
Response of a linear system 53
Response of a linear system to random excitation, autocorrelation 69
Response of a linear system to random excitation, cross-correlation 77
Response of a linear system to random excitation, cross-spectral density 78 414
Response of a linear system to random excitation, mean level 68
Response of a linear system to random excitation, mean square response 73
Response of a linear system to random excitation, probability distributions 79
Response of a linear system to random excitation, spectral density 71
Response of a resonant mode to broad band excitation 189
Reverse arrangements, distribution for a random series 385
Reverse arrangements, tabulated values of distribution 385
Reverse arrangements, trend test 213
Road surface roughness 197 437
S-N fatigue curve 192
Sampling theorem 420
Scaling function 301
Second-order averages 14
Separation of overlapping linear correlation functions by added zeros 142
Shannon's sampling theorem 420
Shift register 183
Shift register, operation of 184
Signal flow graphs 155
Simulation of random environments 201
Simulation of random processes 185
Smoothed spectral density 135
Smoothed spectral density, estimate of 135
Smoothing spectral estimates 137
Smoothing spectral estimates, two-dimensional 254
Smoothing with a spectral window 107 136
Space lag 198
Spatial spectral density of road surface 198 258
Spectral analysis 41
Spectral analysis of finite length records 103
Spectral analysis, analogue 95
Spectral analysis, bias error 103
Spectral analysis, digital 113
Spectral analysis, digital, correction for added zeros 142
Spectral analysis, digital, correction for slow trend 147
Spectral analysis, digital, data window 146 425
Spectral analysis, digital, estimate of smoothed spectrum 135
Spectral analysis, digital, final smoothing 144
Spectral analysis, digital, periodogram 429
Spectral analysis, digital, practical considerations for 146
Spectral analysis, digital, pre-whitening 148
Spectral analysis, digital, quantization error 148
Spectral analysis, digital, summary of method 142
Spectral analysis, direct method 135
Spectral analysis, summary of digital method 142
Spectral analysis, variance of measurement 97
Spectral density 42
Spectral density for a multi-dimensional process 233 237
Spectral density for a non-stationary process 214
Spectral density of derived process 46
| Spectral density of multi-level random process 179
Spectral density of pseudo random binary process 173 174
Spectral density of random binary process 171
Spectral density, double frequency 214
Spectral density, input-output relation for a linear system 71
Spectral density, properties of 43
Spectral density, relation between single-sided and double-sided 52
Spectral density, smoothed 107 135
Spectral density, spatial for road surfaces 197 437
Spectral density, units of 42 51
Spectral estimates, accuracy of 138
Spectral estimates, averaging 138
Spectral estimates, calculation of 120
Spectral estimates, smoothing 137
Spectral estimates, two-dimensional smoothing 254
Spectral measurements, confidence limits 108
Spectral window 104 131 138
Spectral window, aliased 251 427
Spectral window, bandwidth of 108 138 141
Spectral window, basic form of, for digital spectral analysis 136
Spectral window, relation with lag window 136
Spectral window, shape of 107 136 138 141
Spectral window, smoothing with 107
Spectral window, two-dimensional 245
Spectral window, two-dimensional aliased 247 251
Spectrum see "Spectral density"
Spectrum analysis see "Spectral analysis"
Spectrum analyzer, averaging time of 95
Spectrum analyzer, variance of measurement 97 101
Standard deviation 8
Stationarity, discussion of 212
Stationary random process 20 212
Statistical energy analysis 292
STFT 218 see
Strictly stationary process 20
String, response to random excitation 269 275
Superposition integral 64
Synthesis of correlated noise sources 185
Time lag 25 198
Time series analysis 113
Transmission of random vibration 67
Tree algorithm 326 389
Trend test 213
Trend test, reverse arrangement 213
Uncertainty principle 218
Unit impulse 58
Unit impulse, dimensions of 58
Variance 8
Variance of spectral analyzer measurement 97 101
Vehicle response to road irregularities 197 199
Vehicle response to road irregularities, example calculation 199
Ville, J. 218
Wavelet analysis 295
Wavelet coefficients, conditions for accuracy 309
Wavelet coefficients, conditions for orthogonality 313
Wavelet coefficients, conditions, collected 320
Wavelet coefficients, properties of 307
Wavelet coefficients, summary of orthogonal properties 318
Wavelet computer programs 387
Wavelet convolution 353
Wavelet generation by iteration 301
Wavelet generation by recursion 451
Wavelet level 295
Wavelet maps, grid base for 350
Wavelet maps, mean square 348 393 399
Wavelet maps, re-ordering elements of 349
Wavelet scaling function 301
Wavelet transforms, circular 322
Wavelet transforms, discrete 326
Wavelet transforms, discrete harmonic 364 398
Wavelet transforms, discrete harmonic, FFT algorithm for 367
Wavelet transforms, two-dimensional 355 394
Wavelet, analysing 298
Wavelet, compactly supported 308
Wavelet, definition of D4 321
Wavelet, definition of D6 322
Wavelet, dilation 300
Wavelet, Haar 321 322 450
Wavelet, harmonic 359 398
Wavelet, harmonic, real and imaginary parts of 361
Wavelets 219 295
Wavenumber 196
Weakly stationary process 20
Weibull distribution of peaks 219
Weighted spectral density 135
White noise 45
Wigner distribution 218
Wigner — Ville method 218
Wigner, E.P. 218
Window function 133 135 137
Window function, two-dimensional 245
Zero crossings, frequency of 89
Zeros, addition to sample record before analysis 139
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