دانلود کتاب Observing our Changing Earth: Proceedings of the 2007 IAG General Assembly, Perugia, Italy, July 2 - 13, 2007 (International Association of Geodesy Symposia)

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Front Matter....Pages I-XVIII
Front Matter....Pages 1-1
Reference Systems, Reference Frames, and the Geodetic Datum....Pages 3-9
Investigations into a Dynamic Geocentric Datum....Pages 11-19
On the Strength of SLR Observations to Realize the Scale and Origin of the Terrestrial Reference System....Pages 21-29
Impact of the Network Effect on the Origin and Scale: Case Study of Satellite Laser Ranging....Pages 31-37
Satellite Laser Ranging Biases and Terrestrial Reference Frame Scale Factor....Pages 39-46
Status of the European Reference Frame (EUREF)....Pages 47-56
Reprocessing of a Regional GPS Network in Europe....Pages 57-64
Latest Enhancements in the Brazilian Active Control Network....Pages 65-70
Searching for the Optimal Relationships Between SIRGAS2000, South American Datum of 1969 and Córrego Alegre in Brazil....Pages 71-79
The Permanent Tide In Height Systems....Pages 81-87
Combined Adjustment of National Astro-Geodetic Network and National GPS2000 Geodetic Network....Pages 89-96
Front Matter....Pages 97-97
Improved Resolution of a GRACE Gravity Field Model by Regional Refinements....Pages 99-104
The Role of the Atmosphere for Satellite Gravity Field Missions....Pages 105-112
Assessment of GPS-only Observables for Gravity Field Recovery from GRACE....Pages 113-123
Detecting the Baltic Sea Level Surface with GPS-Measurements and Comparing it with the Local Geoid Model....Pages 125-134
Strengthening the Vertical Reference in the Southern Baltic Sea by Airborne Gravimetry....Pages 135-141
Downward Continuation of Airborne Gravimetry and Gradiometry Data Using Space Localizing Spline Functions....Pages 143-153
The Earth’s Gravity Field Components of the Differences Between Gravity Disturbances and Gravity Anomalies....Pages 155-159
Research on the Calibration of Onboard Accelerometer by Dynamic Method....Pages 161-167
Current Status of Gravity Measurements in the Republic of Croatia with the Fundamental Gravity Network Finalization Project....Pages 169-176
Front Matter....Pages 97-97
The Development of the European Gravimetric Geoid Model EGG07....Pages 177-185
An Attempt for an Amazon Geoid Model Using Helmert Gravity Anomaly....Pages 187-194
Combination of Gravimetry, Altimetry and GOCE Data for Geoid Determination in the Mediterranean: Evaluation by Simulation....Pages 195-201
An Attempt Towards an Optimum Combination of Gravity Field Wavelengths in Geoid Computation....Pages 203-209
BVP, Global Models and Residual Terrain Correction....Pages 211-217
Domain Transformation, Boundary Problems and Optimization Concepts in the Combination of Terrestrial and Satellite Gravity Field Data....Pages 219-228
Numerical Solution of the Fixed Altimetry-Gravimetry BVP Using the Direct BEM Formulation....Pages 229-236
On the Combination of Gravimetric Quasi-Geoids and GPS-Levelling Data....Pages 237-244
An Alternative Approach for the Determination of Orthometric Heights Using a Circular-Arc Approximation for the Plumbline....Pages 245-252
On Evaluation of the Mean Gravity Gradient Within the Topography....Pages 253-261
Comparison of Techniques for the Computation of a Height Reference Surface from Gravity and GPS-Levelling Data....Pages 263-273
The Inversion of Poisson’s Integral in the Wavelet Domain....Pages 275-281
On the Principal Difficulties and Ways to Their Solution in the Theory of Gravitational Condensation of Infinitely Distributed Dust Substance....Pages 283-292
Representation of Regional Gravity Fields by Radial Base Functions....Pages 293-299
Precise Gravity Time Series and Instrumental Properties from Combination of Superconducting and Absolute Gravity Measurements....Pages 301-306
On a Feasibility of Modeling Temporal Gravity Field Variations from Orbits of Non-dedicated Satellites....Pages 307-313
EOF Analysis on the Variations of Continental Water Storage from GRACE in China....Pages 315-321
Influence of Hydrology-Related Temporal Aliasing on the Quality of Monthly Models Derived from GRACE Satellite Gravimetric Data....Pages 323-328
Image Super-Resolution via Filtered Scales Integral Reconstruction Applied to GOCE Geoid Data....Pages 329-336
An Error Model for the GOCE Space-Wise Solution by Monte Carlo Methods....Pages 337-344
Front Matter....Pages 97-97
Accuracy Analysis of External Reference Data for GOCE Evaluation in Space and Frequency Domain....Pages 345-352
Gravity Field Determination at the AIUB – The Celestial Mechanics Approach....Pages 353-362
Robust Trend Estimation from GOCE SGG Satellite Track Cross-Over Differences....Pages 363-369
Reference Frame Consistency in CHAMP and GRACE Earth Gravity Models....Pages 371-378
The Fast Analysis of the GOCE Gravity Field....Pages 379-385
GRACE Application to the Receding Lake Victoria Water Level and Australian Drought....Pages 387-396
Updated OCTAS Geoid in the Northern North Atlantic – OCTAS07....Pages 397-403
New Combined Geoid Solution HGTUB2007 for Hungary....Pages 405-412
Regional Astrogeodetic Validation of GPS/Levelling Data and Quasigeoid Models....Pages 413-420
Insights into the Mexican Gravimetric Geoid (GGM05)....Pages 421-425
An Improved Geoid in North Eastern Italy....Pages 427-430
Towards a New Global Digital Elevation Model....Pages 431-435
Front Matter....Pages 437-437
Contribution of Non-Tidal Oceanic Mass Variations to Polar Motion Determined from Space Geodesy and Ocean Data....Pages 439-445
Simulation of Historic and Future Atmospheric Angular Momentum Effects on Length-of-day Variations with GCMs....Pages 447-454
Contributions of Tidal Poisson Terms in the Theory of the Nutation of a Nonrigid Earth....Pages 455-462
Consistency of Earth Rotation, Gravity, and Shape Measurements....Pages 463-471
Current Estimation of the Earth’s Mechanical and Geometrical Parameters....Pages 473-481
The Earth’s Global Density Distribution and Gravitational Potential Energy....Pages 483-491
Analysis of Geophysical Variations of the C 20 Coefficient of the Geopotential....Pages 493-500
Analysis of Mass Variations in Northern Glacial Rebound Areas from GRACE Data....Pages 501-509
Front Matter....Pages 437-437
Report of GGP Activities to Commission 3, Completing 10 Years for the Worldwide Network of Superconducting Gravimeters....Pages 511-521
European Tidal Gravity Observations: Comparison With Earth Tide Models And Estimation Of The Free Core Nutation (Fcn) Parameters....Pages 523-532
Physical Modelling To Remove Hydrological Effects At Local And Regional Scale: Application To The 100-M Hydrostatic Inclinometer In Sainte-Croix-Aux-Mines (France)....Pages 533-539
Monitoring Crustal Movement in the Qinghai-Tibetan Plateau Using GPS Measurements from 1993 to 2002....Pages 541-548
Impact of Local GNSS Permanent Networks in the Study of Geodynamics in Central Italy....Pages 549-555
New Results Based on Reprocessing of 13 years Continuous GPS Observations of the Fennoscandia GIA Process from BIFROST....Pages 557-568
Analysis of GPS Data from An Antarctic Ice Stream....Pages 569-579
Dynamic Analysis of Crustal Movements Along the Dead-Sea Rift....Pages 581-591
Front Matter....Pages 593-593
GPS-Based Monitoring of Surface Displacements in the Mud Volcano Area, Sidoarjo, East Java....Pages 595-603
Differential and Precise Point Positioning in the South American Region with lonosphere Maps....Pages 605-613
Current State of Precise Point Positioning and Future Prospects and Limitations....Pages 615-623
Nonstationary Tropospheric Processes in Geodetic Precipitable Water Vapor Time Series....Pages 625-630
Combination of Multiple Repeat Orbits of ENVISAT for Mining Deformation Monitoring....Pages 631-637
An Investigation into Robust Estimation Applied to Correlated GPS Networks....Pages 639-644
Geometry-Based TCAR Models and Performance Analysis....Pages 645-653
Real-Time Kinematic OTF Positioning Using a Single GPS Receiver....Pages 655-668
Concept of a Multi-Scale Monitoring and Evaluation System for Landslide Disaster Prediction....Pages 669-677
Ionospheric Modelling in the North of Algeria....Pages 679-689
Kinematic Precise Point Positioning During Marginal Satellite Availability....Pages 691-699
Establishing A Gnss Receiver Antenna Calibration Field in the Framework Of Probral....Pages 701-707
Front Matter....Pages 593-593
Trimble’s Rtk And Dgps Solutions In Comparison With Precise Point Positioning....Pages 709-718
The Precision And Accuracy Of Shanghai Vrs Network....Pages 719-723
Improving the Stochastic Model of GNSS Observations by Means of SNR-based Weighting....Pages 725-734
Evaluating the Brazilian Vertical Datum Through Improved Coastal Satellite Altimetry Data....Pages 735-741
Land Subsidence Monitoring in Australia and China using Satellite Interferometry....Pages 743-750
Analysis on Temporal-Spatial Variations of Australian TEC....Pages 751-758
Use of Global and Regional Ionosphere Maps for Single-Frequency Precise Point Positioning....Pages 759-769
Quality Control for Building Industry by Means of a New Optical 3D Measurement and Analysis System....Pages 771-779
New Solutions to Classical Geodetic Problems on the Ellipsoid....Pages 781-784
GNSS Carrier Phase Ambiguity Resolution: Challenges and Open Problems....Pages 785-792
Static Stress Change from the 8 November, 1997 Ms 7.9 Manyi, Tibet Earthquake as Inferred from InSAR Observation....Pages 793-801
Application of Computer Algebra System to Geodesy....Pages 803-808
Crustal Velocity Field Modelling with Neural Network and Polynomials....Pages 809-816
Next-Generation Algorithms for Navigation, Geodesy and~Earth Sciences Under Modernized Global Navigation Satellite Systems (GNSS)....Pages 817-824
Linear Combinations for Differential Radar Interferometry....Pages 825-829
Front Matter....Pages 831-831
Recent Progress in the VLBI2010 Development....Pages 833-840
The Contribution of GGP Superconducting Gravimeters to GGOS....Pages 841-852
Combine Analysis of Earth Orientation Parameters and~Gravity Field Coefficients for Mutual Validation....Pages 853-859
Back Matter....Pages 861-864