Selected Papers from Volumes 28 and 29 of Vychislitel'naya Seysmologiya

Copyright......Page 3
Title Page......Page 4
Contents......Page 5
Preface......Page 7
2. Rheology of the Lithosphere......Page 8
3. Stability of a Newtonian Layer......Page 10
4. Stability of a Perfectly Plastic Layer......Page 12
5. Stability of a Layer Described by the Integral Rheological Law......Page 13
6. Horizontal Compression of the Lithosphere as a Mechanism of Vertical Motions in Sedimentary Basins......Page 14
References......Page 16
Introduction......Page 17
Equations of Heat and Mass Transfer for the Case of Solid/Liquid Interfaces......Page 18
Mean Field Equations......Page 19
Thermal Evolution of a Cooling Magma Chamber: Numerical Results and Discussion......Page 21
Appendix: Mean Field Single-Mode Equations of Heat and Mass Transfer in a Solid Region Containing a Liquid Layer......Page 22
References......Page 23
Introduction......Page 25
Formulation of the Model......Page 26
Numerical Results......Page 27
Conclusion......Page 29
References......Page 30
Introduction......Page 31
Displacements in a P Wave Excited by a Point Source......Page 32
The Long-Period Approximation......Page 33
Determination of Hypocenter Depth......Page 34
Calculation of Source Time Function......Page 35
Application of the Method......Page 37
Conclusion......Page 38
References......Page 39
1. Introduction......Page 40
2. Statement of the Flattening Problem......Page 42
3. Summary of the Necessary Results......Page 43
4. First and Second Variants of Flattening......Page 44
5. Third Variant of Flattening......Page 45
7. Two Leading Terms of Expansion......Page 46
References......Page 47
1. Introduction......Page 49
2. Symmetric Solutions to Equations of Elastodynamics Obtained by Separation of Dependent and Independent Variables......Page 51
4. Reduction of Equations for P-SV Vibrations With Separated Variables to the Sturm-Liouville Form......Page 52
5. Proof of Proposition 1......Page 53
5. Equivalence and Uniqueness......Page 57
7. Dependence of Results on Frequency......Page 59
8. Reconstructing Parameters ofthe Medium From the Potential of the Matrix Sturm-Liouville Problem......Page 60
9. Conclusion......Page 61
References......Page 62
The M8 Algorithm......Page 64
Testing the M8 Algorithm in Real Time......Page 65
Kuril-Kamchatka Region......Page 66
A Few Shorter-Term Observations......Page 67
References......Page 69
Introduction......Page 71
Comparing Prediction Results for Several Versions of M8......Page 72
References......Page 76
Description of the Algorithm......Page 78
Formalizing the Precursor......Page 79
A Retrospective Test of the Algorithm......Page 81
Conclusion......Page 85
References......Page 88
Introduction......Page 89
Vrancea Seismicity and the Database......Page 90
The Combined Catalog......Page 92
The CN Algorithm......Page 95
Application of the CN Algorithm to Vrancea Seismicity and Analysis of Results......Page 99
References......Page 100
Introduction......Page 101
Regionalization of the Pamirs and South Tien Shan Incorporating the Geodynamics of the Region......Page 102
Results From Application of the CN Algorithm......Page 104
Control Experiment......Page 106
References......Page 107
Numerical Modeling of Block Structure Dynamics......Page 108
The Synthetic Earthquake Catalog......Page 112
Local Interaction of Events: Estimation of Parameters......Page 113
Conclusion......Page 118
References......Page 120
Modeling Technique......Page 122
Tectonic Structure and Block Model of the Near East Lithosphere......Page 124
Discussion of Results......Page 126
References......Page 130
Possible Mechanism of EarthquakeClustering in the Model......Page 131
Conclusion......Page 132
References......Page 133
1. Introduction......Page 134
2. Stable Laws......Page 135
3. The Distribution of Earthquake Ratefor the Case Where the Poisson Parameter Is a Stable Random Variable......Page 136
4. Application of the Techniqueto Seismic Regions......Page 138
5. Discussion......Page 142
References......Page 144
1. Introduction......Page 145
2.1. Hypothetical Limits forthe Applicability of 1......Page 146
2.2. Nonuniformity of the b value......Page 147
3.1. Data Base of the Catalogs......Page 149
3.2. Aftershocks......Page 150
3.3. Seismicity Parameters......Page 154
4. Conclusion......Page 158
Appendix A: Aftershock Identification......Page 159
Appendix B: Catalog Completeness......Page 160
Historical Earthquakes, 1000-1900......Page 161
References......Page 162
Theoretical Risk Estimates for Cities and Population......Page 164
Observed Shaking of Cities......Page 165
Analysis of Urban Population Risk......Page 167
Structure of Population Risk Estimates......Page 169
Appendix: Earthquake Damage Data in Worldwide Catalogs......Page 171
Introduction......Page 173
Description of the Model......Page 174
Fractal Properties of Shear Areas......Page 176
Energy Scaling......Page 177
References......Page 178
1. Introduction......Page 180
2. Spatial Rejection Filtering......Page 181
3. Adaptive Optimal Group Filtering......Page 183
4. Adaptive Optimal Detection of an Explosion Signal in the Coda of an Earthquake......Page 184
5. Estimation of the F-K Spectrumof a Seismic Field UsingHigh Resolution Techniques......Page 186
6. Maximum Likelihood Estimationof Arrival Directionfor an Explosion Wave......Page 188
7. Conclusion......Page 190
References......Page 191
1. Mathematical Model ofthe Observations: A Time SeriesInvolving Unknown Significantand Nuisance Parameters......Page 193
2. Asymptotically Efficient Estimators of the Apparent Slowness Vectorin the Random Waveform Model......Page 196
3. Asymptotically Efficient Estimationof Apparent Slowness Vector at SmallSignal-to-Noise Ratios......Page 198
4. Estimation of Apparent Slowness Vector When the Signal WaveformIs Completely Unknown......Page 199
5. Conclusion......Page 201
References......Page 202
Vychislitel\'naya Seysmologia Index......Page 203
AUTIIOR INDEX - Computational Seismology and Geodynamics......Page 205
VOLCANOLOGY......Page 206