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Integrated InSAR and GNSS Monitoring Subsystem for an Arch Dam and Reservoir Banks

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (3)

Interferometric synthetic aperture radar (InSAR) is a cost-effective method for displacement measurement at dams and reservoir banks, and is especiall......

Accuracy Assessment of Sea Surface Height Measurement Obtained from Shipborne PPP Positioning

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (4)

Sea surface height (SSH), a measurement widely used in marine science, can be used to compute the marine gravity field while providing underlying info......

Rates of Natural Subsidence along the Texas Coast Derived from GPS and Tide Gauge Measurements (1904-2020)

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (4)

This study investigated the rate of natural subsidence along the Texas coast using multidecadal to century tide gauge (TG) and global positioning syst......

SChina20: A Stable Geodetic Reference Frame for Ground Movement and Structural Deformation Monitoring in South China

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (3)

We have established a stable regional geodetic reference frame, designated as SChina20, using approximately 10-year observations (2010-2019) at 40 Glo......

Effect of Point Configurations on Parameter Estimation Analysis of Circles

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (3)

The Fisher Information Matrix (FIM) determinant and the precision of the circle parameters are derived for generic configurations with n data points. ......

Accuracy Estimation of Earthquake Source Geometry Parameters by the Sterling Interpolation Method in Nonlinear Inversion

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (1)

Estimating the accuracy of source geometry parameters is helpful for understanding error propagation in a nonlinear inversion. To date, no studies hav......

Indoor Map Boundary Correction Based on Normalized Total Least Squares of Condition Equation

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (4)

Indoor high-precision maps are necessary for many applications, including robot navigation and location-based services. Raw indoor map boundaries are ......

New First-Order Approximate Precision Estimation Method for Parameters in an Errors-in-Variables Model

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (1)

To evaluate the posterior precision of weighted total least-squares (WTLS) estimates in an errors-in-variables model, first-order approximate precisio......

Research and Application of Trigonometric Leveling to Replace Precise Leveling

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (3)

Aiming at the low efficiency of precise geodetic leveling in tough terrain, we propose a precise trigonometric leveling (PTL) method to replace first-......

Multistart Nelder-Mead Neural Network Algorithm for Earthquake Source Parameter Inversion of 2017 Bodrum-Kos Earthquake

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (3)

A multistart Nelder-Mead neural network algorithm (multi NM-NNA) is presented, the purpose of which is to solve the problem that the existing nonlinea......

Virtual Observation Iteration Solution and A-Optimal Design Method for Ill-Posed Mixed Additive and Multiplicative Random Error Model in Geodetic Measurement

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (4)

The mixed additive and multiplicative random error model is a combination of the additive error random model and multiplicative random error model. We......

Optimal Independent Baseline Searching for Global GNSS Networks

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (1)

An n-station continuously operated global navigation satellite system (GNSS) network contains n-1 independent baselines. Baseline structure is critica......

Enhancement of Computational Efficiency for Weighted Total Least Squares

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (4)

Weighted total least-squares (WTLS) adjustment is a rigorous method used for estimating parameters in the errors-in-variables (EIV) model. However, it......

Evaluation of GNSS-IR for Retrieving Soil Moisture and Vegetation Growth Characteristics in Wheat Farmland

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (3)

Global navigation satellite system interferometric reflectometry (GNSS-IR) is a new remote sensing method that has shown great potential for estimatin......

The First Realization of BeiDou Coordinate System and Its Assessment

期刊: JOURNAL OF SURVEYING ENGINEERING, 2021; 147 (2)

The BeiDou Navigation Satellite System (BDS) has used the BeiDou Coordinate System (BDCS) as its geodetic reference system since December 2017. After ......

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