Reconstructing regional ionospheric electron density: a combined spherical Slepian function and empirical orthogonal function approach

S Farzaneh, E Forootan - Surveys in geophysics, 2018 - Springer
The computerized ionospheric tomography is a method for imaging the Earth's ionosphere
using a sounding technique and computing the slant total electron content (STEC) values …

Accelerated West Antarctic ice mass loss continues to outpace East Antarctic gains

C Harig, FJ Simons - Earth and Planetary Science Letters, 2015 - Elsevier
While multiple data sources have confirmed that Antarctica is losing ice at an accelerating
rate, different measurement techniques estimate the details of its geographically highly …

[HTML][HTML] 基于Slepian 方法和地面重力观测确定时变重力场模型: 以2011—2013 年华北地区数据为例

韩建成, 陈石, 卢红艳, 徐伟民 - 地球物理学报, 2021 - html.rhhz.net
时变重力场是研究地球系统内部物质运动和时空演化过程的有效途径. 目前广泛使用的GRACE
时变重力场模型受限于其空间分辨率(约400 km), 难以探测较小空间尺度的重力变化 …

A high-resolution time-variable terrestrial gravity field model of continental North China

J Han, S Chen, H Lu, L Jia, L Wang, W Xu… - … Earth & Environment, 2024 - nature.com
Given the spatial resolution of~ 300 km in Gravity Recovery and Climate Experiment
(GRACE) measurements, accurately quantifying mass variations at smaller scales proves …

Deconstructing squeezed light: Schmidt decomposition versus the Whittaker-Shannon interpolation

C Drago, JE Sipe - Physical Review A, 2024 - APS
We develop a formalism to describe squeezed light with large spectral-temporal
correlations. This description is valid in all regimes, but is especially applicable in the long …

Laplace-Domain Crosstalk-Free Source-Encoded Elastic Full Waveform Inversion Using Time-Domain Solvers

Z Liu, J Hoffmann, E Bachmann, C Cui, FJ Simons… - Geophysics, 2024 - library.seg.org
Crosstalk-free source-encoded elastic Full-Waveform Inversion (FWI) using time-domain
solvers has demonstrated skill and efficiency at conducting seismic inversions involving …

[HTML][HTML] Time-variable gravity field determination using Slepian functions and terrestrial measurements: A case study in North China with data from 2011 to 2013

JC HAN, S CHEN, HY LU, WM XU - Chinese Journal of Geophysics, 2021 - en.dzkx.org
The time-variable gravity field (TVGF) provides an effective means of measuring the
temporal and spatial variations of the mass redistribution within the Earth system. The widely …

[HTML][HTML] A novel Slepian approach for determining mass-term sea level from GRACE over the South China Sea

Z Ma, HS Fok, R Tenzer, J Chen - … Journal of Applied Earth Observation and …, 2024 - Elsevier
Abstract Treatment of land-to-ocean leakage is crucial in modeling the mass-term sea level
(MSL) using the Gravity Recovery and Climate Experiment (GRACE) satellite gravity …

Spatiospectral concentration of vector fields on a sphere

A Plattner, FJ Simons - Applied and Computational Harmonic Analysis, 2014 - Elsevier
We construct spherical vector bases that are bandlimited and spatially concentrated, or,
alternatively, spacelimited and spectrally concentrated, suitable for the analysis and …

[图书][B] Spectral methods in geodesy and geophysics

C Jekeli - 2017 - taylorfrancis.com
The text develops the principal aspects of applied Fourier analysis and methodology with
the main goal to inculcate a different way of perceiving global and regional geodetic and …