Browsing Journal of Surveying Engineering by Title
Now showing items 1-20 of 991
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3σ-Rule for Outlier Detection from the Viewpoint of Geodetic Adjustment
(American Society of Civil Engineers, 2013)The so-called -
A Closed-Form Solution for Coarse Registration of Point Clouds Using Linear Features
(American Society of Civil Engineers, 2016)This paper presents a closed-form procedure for the coarse registration of three-dimensional (3D) point clouds using automatically extracted linear features, which have been manually matched. Corresponding linear features ... -
A Closed-Form Solution for Coarse Registration of Point Clouds Using Linear Features
(American Society of Civil Engineers, 2016)This paper presents a closed-form procedure for the coarse registration of three-dimensional (3D) point clouds using automatically extracted linear features, which have been manually matched. Corresponding linear features ... -
A Comparisons Static and Future Kinematic GPS Surveys
(American Society of Civil Engineers, 1988)This paper examines the techniques of relative static and relative kinematic surveying and discusses the benefits of each. Examples of applications in which both techniques could prove beneficial to the Corps surveyors, ... -
A Geometrical Approach to Multipath Localization and Mitigation for Static Undifferenced GPS Data
(ASCE, 2024/02/01)Multipath is a limiting factor for accurate positioning by global navigation satellite system (GNSS). Different hardware and computational techniques have been proposed for its mitigation. Here a geometrical approach for ... -
A GNSS Multibaseline Single-Epoch Millimeter-Level Positioning Method for Construction Survey of Superhigh-Rise Buildings
(American Society of Civil Engineers, 2024)When global navigation satellite systems (GNSS) are applied to construction survey of superhigh-rise buildings, satellite signal obstruction and multipath effects reduce the number of usable observations and make it difficult ... -
A New Modeling Approach for a Priori Uncertainties of Laser Tracker Angle Measurements
(ASCE, 6/26/2023 )Methods for modeling the uncertainty in laser tracker angle measurements vary within the metrology industry, leading to confusion and questionable stochastic modeling for survey network adjustments and error propagation ... -
A Novel Time–Frequency Approach Based on the Noise Characterization for Structural Health Monitoring (SHM) Using GNSS Observations
(ASCE, 8/8/2023 1)In this manuscript, a novel time-frequency approach based on noise characterization is proposed for Structural Health Monitoring (SHM) using Global Navigation Satellite System (GNSS) observations. The Allan variance (AVAR) ... -
A Practical Quality Index for the Applied Helmert Transformation
(American Society of Civil Engineers, 2016)The Helmert transformation is used in different procedures in geodesy, photogrammetry, and in general in geomatics. The assessment of the accuracy of the transformation, and in particular of the transformed coordinates, ... -
A Practical Quality Index for the Applied Helmert Transformation
(American Society of Civil Engineers, 2016)The Helmert transformation is used in different procedures in geodesy, photogrammetry, and in general in geomatics. The assessment of the accuracy of the transformation, and in particular of the transformed coordinates, ... -
A Test of Height Transfer Using Vertical Deflection Measurements by the Digital Zenith Camera VESTA
(ASCE, 2023/11/01)A test application of a height transfer method employing quasi-geoid undulation extrapolation using vertical deflection (VD) measurements obtained by the digital zenith camera VESTA (VErtical by STArs) is described. This ... -
A Variational Bayesian Approach to Self-Tuning Robust Adjustment for Joint Inversion of Nonlinear Volcano Source Model with t-Distributed Random Errors
(ASCE, 2021-12-17)Variance component estimation (VCE), herein called joint inversion, is a widely used approach to weigh the contributions of different data sets. Traditionally, the random errors of observations in VCE are modeled as Gaussian. ... -
Acceptance Curves for the Positional Control of Geographic Databases
(American Society of Civil Engineers, 2008)A simulation process is implemented in order to generate synthetic populations of positional-planimetric errors and later, by a bootstrap process, a family of acceptance curves (nomogram) has been derived. These curves ... -
Accuracy and Reliability in Geodetic Networks—Program System Optun
(American Society of Civil Engineers, 1984)A program system is developed allowing the adjustment of one, two and three dimensional geodetic networks while taking into account accuracy and reliability aspects. The aims of the system are to enable the operator to ... -
Accuracy Assessment of DEMs in Different Topographic Complexity Based on an Optimum Number of GCP Formulation and Error Propagation Analysis
(ASCE, 2020)One of the main concerns during digital elevation model (DEM) evaluation is the number of ground control points (GCP). Accordingly, in this paper, a new method is proposed for calculating the appropriate number of GCPs for ... -
Accuracy Assessment of Digitized Data with Randomized Block Model
(American Society of Civil Engineers, 1997)This study uses randomized block model variance analysis to assess factors affecting the quality of digitized data yielded by a digitizing tablet and desktop scanner. First, the geometric accuracy of a digitizing tablet ... -
Accuracy Assessment of Interstate Highway Length Using Digital Elevation Model
(American Society of Civil Engineers, 2004)Road length is part of the geometry of the roadway network. Its measurement is critical to all road inventory databases. One approach to obtaining it is to drive cars equipped with a distance measurement instrument (DMI) ... -
Accuracy Assessment of Sea Surface Height Measurement Obtained from Shipborne PPP Positioning
(ASCE, 11/1/2021)Sea surface height (SSH), a measurement widely used in marine science, can be used to compute the marine gravity field while providing underlying information on the ocean current, tide, and geoid. A traditional SSH measurement ... -
Accuracy Estimation of Earthquake Source Geometry Parameters by the Sterling Interpolation Method in Nonlinear Inversion
(ASCE, 2/1/2021)Estimating the accuracy of source geometry parameters is helpful for understanding error propagation in a nonlinear inversion. To date, no studies have estimated the nonlinear inversion accuracy of source geometry parameters. ... -
Accuracy Evaluation of Terrestrial LIDAR and Multibeam Sonar Systems Mounted on a Survey Vessel
(American Society of Civil Engineers, 2012)This research provides a performance test of terrestrial light detection and ranging (LIDAR) and multibeam echo sounder scanners integrated with Global Navigation Satellite System/Inertial Navigation System positioning and ...