Results 1 to 10 of about 14,809 (113)
Polar motion prediction using the combination of SSA and Copula-based analysis. [PDF]
Earth Planets Space, 2018 The real-time estimation of polar motion (PM) is needed for the navigation of Earth satellite and interplanetary spacecraft. However, it is impossible to have real-time information due to the complexity of the measurement model and data processing ...
Modiri S +5 more
europepmc +2 more sources
A New Polar Motion Prediction Method Combined With the Difference Between Polar Motion Series
Geodesy and Geodynamics, 2022 After the first Earth Orientation Parameters Prediction Comparison Campaign (1st EOP PCC), the traditional method using least-squares extrapolation and autoregressive (LS + AR) models was considered as one of the polar motion prediction methods with ...
Leyang Wang, Wei Miao
exaly +3 more sources
Polar Motion Prediction Using the Combination of SSA and ARMA
Geodesy and Geodynamics, 2023 High-precision polar motion (PM) prediction is of important significance in astronomy, geodesy, aviation, hydrographic mapping, interstellar navigation, and so on.
Qiaoli Kong, Jingwei Han, Qi Bai
exaly +3 more sources
Research on Polar Motion Prediction Based on Radial Basis Function Neural Network Interpolation
Earth and Space ScienceAccurate prediction of polar motion are crucial for various scientific fields, including astronomy, geoscience, and oceanography. The temporal resolution of the modeling data currently utilized in polar motion prediction research is 1 day.
Leyang Wang
exaly +2 more sources
Earth and Space ScienceGrowing interest in Earth Orientation Parameters (EOP) resulted in various approaches to the EOP prediction algorithms, as well as in the exploitation of distinct input data, including the observed EOP values from various operational data centers and ...
Malgorzata Winska +2 more
exaly +2 more sources
Evaluate the Prediction Level of Polar Motion Interpolation for 6 Hr in Ideal and Real Environments
Earth and Space ScienceWith the increasing demands for global development, deep space exploration missions are taking place more frequently, rendering the traditional 24‐hr Polar Motion (PM) predictions inadequate for supporting the frequent operations of spacecraft. Therefore,
Yonghong Zhou, Wei Miao, Xueqing Xu
exaly +2 more sources
SensorsThe polar motion (PM, including two parameters PMx and PMy) ultra-short-term prediction (1–10 days) is demanded in the real-time navigation of satellites and spacecrafts.
Zhirong Tan, Fei Ye, Liangchun Hua
exaly +3 more sources
Prediction of Earth polar motion in short time interval [PDF]
MATEC Web of Conferences, 2022 The accuracy characteristics of mathematical models of the Earth pole motion in a short time intervals have been investigated. The modeling was carried out using two approaches: a numerical-analytical model of the Earth’s rotational motion relative to ...
Anosova Natalia +3 more
doaj +1 more source
Estimation of Earth Rotation Parameters and Prediction of Polar Motion Using Hybrid CNN–LSTM Model
Remote Sensing, 2023 The Earth rotation parameters (ERPs), including polar motion (PMX and PMY) and universal time (UT1-UTC), play a central role in functions such as monitoring the Earth’s rotation and high-precision navigation and positioning.
Kehao Yu +5 more
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Analysis and prediction of polar motion using MSSA method
Earth, Planets and Space, 2021 Polar motion is the movement of the Earth's rotational axis relative to its crust, reflecting the influence of the material exchange and mass redistribution of each layer of the Earth on the Earth's rotation axis. To better analyze the temporally varying
Xin Jin, Xin Liu, Jinyun Guo, Yi Shen
doaj +1 more source