Vistas for Geodesy in the New Millennium: Iag 2001 Scientific Assembly, Budapest, Hungary, September 2-7, 2001 (Hardcover, 2002)

Symposium A: Fine-tuning Reference Frame Implementation.- Activities of the International GPS Service (IGS) Reference Frame Working Group.- Extended Kalman Filtering for Combining Earth Rotation Parameters Time Series.- Gravity Model induced Systematic Errors in Reference Frames.- Recent Developments in Space VLBI Geodesy Demonstration Experiment (GEDEX).- Earth Orientation Parameters - Combination of Results Obtained by Different Techniques.- Geocenter Variations Derived From SLR Data to LAGEOS 1 and 2.- Dynamical Determination of Origin and Scale in the Earth System from Satellite Laser Ranging.- Status of the European Reference Frame - EUREF.- EPN Data and Product Analysis for Improved Velocity Estimation: First Results.- A Regional ITRF Densification by Blending Permanent and Campaign Data - The CEGRN campaigns and the Central European Velocity Field.- Using Double Difference Information from Network Solutions to Generate Observations for a Virtual GPS Reference Receiver.- Integration of a Regional GPS Network within ITRF Using Precise Point Positioning.- Hungary's New Gravity Base Network (MGH-2000) and It's Connection to the European Unified Gravity Net.- The European Vertical Reference System (EVRS), Its relation to a World Height System and to the ITRS.- A Reference Surface for the Unified Height System in the Northern Part of South America.- The Way to a Consistent National Height System for Switzerland.- Prospects for the Australian Height Datum and Geoid Model.- Local Effects in the Brazilian Vertical Datum.- Do We Need a New Reference System?.- Time Evolution of a World Geodetic Datum.- Is there a need for a Geodetic Datum 2000? Discussion of a "Heiskanen & Moritz' Proposition".- Symposium B: From Eotvos to Satellite Gradiometry - New Vistas in Measuring and Modeling the Earth's Gravity Field.- Fast Spherical Collocation: A General Implementation.- Principal Axes and Principal Moments of Inertia from Recent Satellite Gravity Field Solutions.- On the Use and Abuse of Helmert's Second Method of Condensation.- Combination of Gravity, Altimetry and GPS/Leveling Data for the Numerical Solution of Altimetry-Gravimetry Boundary Value Problems.- On the Inversion of GRACE Observables for Local Geoid Determination.- On the Potential of a Combined Use of CHAMP Star Tracking and Accelerometry.- Calibration and Error Assessment of GOCE Data.- On the Regularization Problem in Gravity Field Determination from Satellite Gradiometric Data.- Aliasing and Polar Gap Effects on Geopotential Coefficient Estimation: Space-wise Simulation Study of GOCE and GRACE.- Effects of Atmospheric Variations on the Marine Geoid Determined by Forthcoming Gravity Satellite.- Gravity Field Modelling by Torsion Balance Data - a Case Study in Hungary.- Estimating the Gravity Disturbance Vector from Airborne Gravimetry.- Error Sources in Airborne Gravimetry Employing a Spring-Type Gravimeter.- Improving DGPS Accelerations for Airborne Gravimetry: GPS Carrier Phase Accelerations Revisited.- Geoid Determination from Airborne Gravity Data Using Different Filtering Frequencies and DTM Resolutions.- Efficient Regional Geoid Computations from Airborne and Surface Gravimetry Data: A Case Study.- Airborne Laser and Interferometric SAR for Mapping Heights of Glaciers and Sea-Ice.- Validation and Error Correction of Space-Derived Digital Elevation Models Using ERS Satellite Altimeter Data.- A Comparison of Direct and Indirect Numerical Methods for the Downward Continuation of Airborne Gravity Data.- On the Iterative Solution of Ill-Conditioned Normal Equations by the Use of Lanczos Methods.- The Performance of the Time-wise Semi-Analytical Inversion of Satellite Gravity Gradients.- A Simple and Stable Approach to High Degree and Order Spherical Harmonic Synthesis.- A Wavelet Approach for the Construction of Multi-Grid Solvers for Large Linear Systems.- Symposium C: Geometry and Beyond - Using Global Navigation Satellite Systems in New Ways.- GPS Radio Occultati