Vertical Reference Systems

refine the geoidal solution in the Mexican area.- The vertical datum and local geoid models in Uruguay.- One approach to determine the geoid local trend at Montevideo area.- Current status of geoid calculation in Venezuela.- Geoidal undulations from GPS measurements in Venezuela.- Geoid study in Tierra del Fuego.- Preliminary geoid model for Tierra del Fuego.- Using a "GPS/MSL geoid" to test geoid models in the UK.- Online and postprocessed GPS-heighting based on the concept of a digital height reference surface (DFHRS).- General scheme for the computation of regional geoid undulations using spherical wavelets.- Predicting free-air gravity anomaly using artificial neural network.- Local geoid models - practical considerations.- The sea surface topography and its impact to global height system definition.- Correlation between multi-mission altimeter time series and tide gauge registrations in the Caribbean sea.- The EVAMARIA project: Identification and verification of sea level anomalies in the North Atlantic.- Vertical crustal movements of tide gauges sites around the North Atlantic Ocean.- Caribbean sea level variability from TOPEX/Poseidon altimetry.- Monitoring tide gauges benchmarks in Argentina by GPS.- Mean sea level and sea surface variability of Indonesian waters from TOPEX/Poseidon.- Using GPS to separate crustal movements and sea level changes at tide gauges in the UK.- Towards a globally consistent nautical chart datum definition in France.- The 3-D coastline of the new millenium (managing datums in n-dimension space).- Geoid variations due to mean sealevel variations.- World height system specified by geopotential at tide gauge stations.- Scientific foundations of the SIRGAS vertical reference system.- The vertical reference frame for the Americas - The SIRGAS 2000 GPS campaign.- Preliminary results of SIRGAS 2000 campaign - IBGE analysis center.- Processing of the SIRGAS 2000 GPS network at DGFI.- Associated problems to link South American vertical networks and possible approaches to face them.- Connection of the vertical control networks of Venezuela, Brazil and Colombia.- Attempts to unify the Australian height datum between the Mainland and Tasmania.- Towards the establishment of an Indonesian unified vertical datum.- Determination of a unified height reference system for the computation of a local geoid around the volcanoes Merapi and Merbabu, Java, Indonesia.- The vertical reference system for Europe.- Cartagena Statement on Vertical Reference Systems.