Results 1 to 10 of about 1,993,240 (214)

Statistical Prediction of the South China Sea Surface Height Anomaly [PDF]

open access: yesAdvances in Meteorology, 2015
Based on the simple ocean data assimilation (SODA) data, this study analyzes and forecasts the monthly sea surface height anomaly (SSHA) averaged over South China Sea (SCS).
Caixia Shao   +4 more
doaj   +3 more sources

Pseudo height anomaly over Indonesia in respect of GRACE gravity

open access: yesIOP Conference Series: Earth and Environmental Science, 2020
Abstract This paper presents an overview of the recent height anomaly over Indonesia region in respect of Global Geopotential Model 2008 (EGM2008) which known as the most advance Global Geopotential Model. Recent height anomaly over Indonesia computed from Gravity Recovery and Climate Experiment (GRACE) satellite mission long term static
Dina Anggreni Sarsito   +4 more
openaire   +2 more sources

Composite Analysis-Based Machine Learning for Prediction of Tropical Cyclone-Induced Sea Surface Height Anomaly

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
Sea surface height anomaly (SSHA) induced by tropical cyclones (TCs) is closely associated with oscillations and is a crucial proxy for thermocline structure and ocean heat content in the upper ocean.
Hongxing Cui   +4 more
doaj   +2 more sources

On the uncertainty of height anomaly differences predicted by least-squares collocation [PDF]

open access: yesJournal of Geodetic Science, 2020
A network of pointwise available height anomalies, derived from levelling and GPS observations, can be densified by adjusting a gravimetric quasigeoid using least-squares collocation.
Mysen E.
doaj   +2 more sources

Seafloor Topography Estimation from Gravity Anomaly and Vertical Gravity Gradient Using Nonlinear Iterative Least Square Method

open access: yesRemote Sensing, 2020
Currently, seafloor topography inversion based on satellite altimetry gravity data provides the principal means to predict the global seafloor topography. Researchers often use sea surface geoid height or gravity anomaly to predict sea depth in the space
Diao Fan   +4 more
doaj   +2 more sources

Two different methods of geoidal height determinations using a spherical harmonic representation of the geopotential, topographic corrections and the height anomaly-geoidal height difference

open access: yesJournal of Geodesy, 2002
It is suggested that a spherical harmonic representation of the geoidal heights using global Earth gravity models (EGM) might be accurate enough for many applications, although we know that some short-wavelength signals are missing in a potential coefficient model.
H. Nahavandchi
openaire   +2 more sources

Recent Study of Anomaly of Global Annual Geopotential Height and Global Warming

open access: yesAtmospheric and Climate Sciences, 2014
This paper studies the anomaly of global annual 500 hpa geopotential anomaly and global warming through the period (1950-2011). Anomaly method, linear trend and linear correlation coefficient techniques are referred to identify and describe the correlation between anomaly of global geopotential height field and global surface air temperature ...
Yehia Yehia Hafez, Mansour Almazroui
openaire   +3 more sources

Estimation of vertical datum offset for the South African vertical datum, in relation to the international height reference system [PDF]

open access: yesGeodetski Vestnik, 2021
The vertical offset and the geopotential value over South Africa is estimated on the four fundamental benchmarks in relation to the international height reference system (IHRS).
Matthews Siphiwe Mphuthi   +1 more
doaj   +1 more source

Sea surface height anomaly and geostrophic current velocity from altimetry measurements over the Arctic Ocean (2011–2020)

open access: yesEarth System Science Data, 2023
. Satellite altimetry missions flying over the ice-covered Arctic Ocean have opened the possibility of further understanding changes in the ocean beneath the sea ice.
Francesca Doglioni   +5 more
semanticscholar   +1 more source

Evaluation of the sensitivity on mesoscale eddy associated with the sea surface height anomaly forecasting in the Kuroshio Extension

open access: yesFrontiers in Marine Science, 2023
The sensitivity of the sea surface height anomaly (SSHA) forecasting on the accuracy of mesoscale eddies over the Kuroshio Extension region, which was determined by the conditional non-linear optimal perturbation (CNOP) method using a two-layer ...
Lin Jiang   +4 more
semanticscholar   +1 more source

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