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ISSN: 1674-9847
CN: 42-1806/P
e-ISSN: 2589-0573

Review of the SBAS InSAR Time-series algorithms, applications, and challenges

In the past 30 years, the small baseline subset (SBAS) InSAR time-series technique has emerged as an essential tool for measuring slow surface displacement and estimating geophysical parameters. Because...

Sedimentary facies interpretation of Gamma Ray (GR) log as basic well logs in Central and Lower Indus Basin of Pakistan

Rocks and most type of soils emit Gamma Ray (GR) in varying amount. The emitting elements of primary gamma radiations include potassium 40, uranium, and thorium which are associated with rocks forming...

The complementary distribution of coseismic and slow-moving landslides along the transition between the Qinghai-Xizang plateau and Sichuan basin

Landslides accompanying earthquakes are essential in landscape evolution along active fault zones. However, most studies focus on the rapid, catastrophic coseismic landslides with surface scars; the...

A review of tidal triggering of global earthquakes

Earthquake prediction remains a challenging and difficult task for scientists all over the world. The tidal triggering of earthquakes is being proven by an increasing number of investigations, most...

Strain rate of Boso slow slip events related to seismic activity after 2011 using GNSS data

The March 11, 2011, MW9.0 Tohoku-Oki earthquake, in Japan, caused rapid strain release near the epicenter, while the Boso Peninsula, located farther away, experienced stress redistribution, leading...

Evaluating global precipitable water vapor products from four public reanalysis using radiosonde data

Precipitable Water Vapor (PWV) is a crucial parameter for short-term climate warnings and long-term climate monitoring. Due to their seamless spatiotemporal coverage, atmospheric reanalysis products...

Evaluating Euler pole parameters for the north American terrestrial reference frame of 2022

Euler Pole Parameters (EPPs) were estimated for the new plate-fixed North American Terrestrial Reference Frame of 2022 (NATRF2022) based on the spherical model of Earth using different sets of continuously...

An improved and robust method of estimating ice sheet elevation changes with ICESat-2 altimetry data

Elevation change monitoring of the Antarctic ice sheet has been a key issue in global change research. Satellite altimetry has been proven to be effective in detecting ice sheet variations. With the...

Improved sparrow search algorithm for inversion of geometric parameters of earthquake source faults

With the continuous improvement of the accuracy of geodetic deformation data, the inversion of seismic source parameters puts forward a higher demand for nonlinear inversion algorithms. In this research,...

The 28 March 2025 MW7.7 Myanmar earthquake revealed by InSAR and POT observations: A supershear event with no shallow slip deficit

On 28 March 2025, a shallow devastating strike-slip earthquake with a moment magnitude (MW) of 7.7 struck Mandalay, the second-largest city in Myanmar, marking the most powerful seismic event in this...

Real-time earthquake magnitude prediction using designed machine learning ensemble trained on real and CTGAN generated synthetic data

The earthquake early warning (EEW) system provides advance notice of potentially damaging ground shaking. In EEW, early estimation of magnitude is crucial for timely rescue operations. A set of thirty-four...

Static stress implications for Kīlauea volcano activity after the 2018 Hawai'i earthquake

The MW6.9 thrust-faulting earthquake in Hawai'i on May 4, 2018, occurred near the Kīlauea shield volcano. We use 57-day-long continuous Global Positioning System (cGPS) data and 6-day-long semi-continuous...

Investigating intraplate deformation in the West African region using GPS-based velocity models

Intraplate deformation, influenced by tectonic, geological, and environmental factors, presents significant challenges for geodesy and geodynamics. This study focuses on quantifying intraplate deformation...

Present-day crustal deformation in central Sumatra, Indonesia derived from GNSS observation and tectonic implications

Central Sumatra, Indonesia, is historically known for its significant seismic activities, most notably the devastating 1883 earthquake. In this study, we measured the interseismic deformation using...

Performance of GPS and IMU sensor fusion using unscented Kalman filter for precise i-Boat navigation in infinite wide waters

The Unmanned Surface Vehicle (USV) navigation system needs an accurate, firm, and reliable performance to avoid obstacles, as well as carry out automatic movements during missions. The Global Positioning...

Evidences of the expanding Earth from space-geodetic data over solid land and sea level rise in recent two decades

According to the space-geodetic data recorded at globally distributed stations over solid land spanning a period of more than 20-years under the International Terrestrial Reference Frame 2008, our previous...

Review of SAR imaging geodesy for glacier velocity monitoring

The surface velocity is one of the most important characteristics of glaciers. Monitoring and mapping glacier movements are of great significance for the studies of sea-level rise, glacier mass balance...

Analysis of the effect of the 2021 Semeru eruption on water vapor content and atmospheric particles using GNSS and remote sensing

Mount Semeru, an active volcano in East Java, Indonesia, erupted on December 4, 2021, following extreme rainfall that caused an avalanche of hot pyroclastic flows and lava. The tropospheric conditions...

Multi-temporal InSAR analysis for assessment of earthquake precursory deformation

Ground deformation is a key parameter in interpreting precursory stress and strain patterns and provides valuable information for seismic studies. Interferometric Synthetic Aperture Radar (InSAR) is...

Depositional setting analysis using seismic sedimentology: Example from the Paleogene Lishagang sequence in the Fushan depression, South China Sea

The Fushan depression is a classic lacustrine rifted sub-basin in the Beibuwan Basin, South China Sea. The Paleogene Liushagang sequence is the main hydrocarbon-bearing stratigraphic unit in the depression....

A new model for estimating atmospheric weighted mean temperature from radiosonde and multi-mission GNSS radio occultation data

In Global Navigation Satellite System (GNSS) meteorology, the atmospheric weighted mean temperature (Tm) is a critical intermediate parameter for converting zenith wet delay (ZWD) to precipitable water...

Monitoring absolute vertical land motions and absolute sea-level changes from GPS and tide gauges data over French Polynesia

In this study, we estimate the absolute vertical land motions at three tidal stations with collocated Global Navigation Satellite System (GNSS) receivers over French Polynesia during the period 2007–2020,...

A navigation method for IMU/odometer fusion based on horizontal attitude constraints

The current inertial measurement unit (IMU) and odometry fusion navigation algorithms often incorporate non-holonomic constraints (NHC) to obtain three-dimensional velocity in the navigation frame....

Efficient 2-D MUSIC algorithm for super-resolution moving target tracking based on an FMCW radar

Frequency modulated continuous wave (FMCW) radar is an advantageous sensor scheme for target estimation and environmental perception. However, existing algorithms based on discrete Fourier transform...

Focal mechanism inversion of the 2018 MW7.1 Anchorage earthquake based on high-rate GPS observation

The MW7.1 Anchorage earthquake is the most destructive earthquake since the 1964 MW9.2 great Alaska earthquake in the United States. In this study, high-rate GPS data and near-field broadband seismograms...

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