Geographic coordinate conversion ≈ Geographic coordinate conversion
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An Algorithm for Coordinate Matching in World Coordinate Solutions Open
Algorithms for point source extraction and catalog-to-image coordinate matching for world coordinate solutions are presented. In particular the coordinate matching algorithm is lightweight, simple to understand, easy to code, and solves or…
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2D COORDINATE TRANSFORMATION USING ARTIFICIAL NEURAL NETWORKS Open
Two coordinate systems used in Turkey, namely the ED50 (European Datum 1950) and ITRF96 (International Terrestrial Reference Frame 1996) coordinate systems. In most cases, it is necessary to conduct transformation from one coordinate syste…
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Deformable Part Models for Automatically Georeferencing Historical Map Images Open
Libraries are digitizing their collections of maps from all eras, generating increasingly large online collections of historical cartographic resources. Aligning such maps to a modern geographic coordinate system greatly increases their ut…
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Research on computing position and orientation deviations caused by mating two non-ideal planes Open
This paper intends to research on computing the position and orientation deviations of the assembled part in an assembly when there are deviations from the mating non-ideal planes. Two types of Cartesian coordinate systems, global coordina…
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Tracking Ground Targets with a Road Constraint Using a GMPHD Filter Open
The Gaussian mixture probability hypothesis density (GMPHD) filter is applied to the problem of tracking ground moving targets in clutter due to its excellent multitarget tracking performance, such as avoiding measurement-to-track associat…
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Research on Space Fusion Method of Millimeter Wave Radar and Vision Sensor Open
This paper focus on a space fusion technology of MMV radar and visual sensor. The four coordinate systems covered by millimeter-wave radar and visual sensor are studied, including millimeter-wave coordinate system, camera coordinate system…
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Route-Planning Method for Plant Protection Rotor Drones in Convex Polygon Regions Open
Aiming at the problem of low operating efficiency due to the poor endurance of plant protection rotor drones and the small volume of pesticide carried, this paper proposes a route-planning algorithm for convex polygon regions based on the …
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Coordinate Frames and Transformations in GNSS Ray-Tracing for Autonomous Driving in Urban Areas Open
3D Mapping-Aided (3DMA) Global Navigation Satellite System (GNSS) is a widely used method to mitigate multipath errors. Various research has been presented which utilizes 3D building model data in conjunction with ray-tracing algorithms to…
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Initial Alignment for SINS Based on Pseudo-Earth Frame in Polar Regions Open
An accurate initial alignment must be required for inertial navigation system (INS). The performance of initial alignment directly affects the following navigation accuracy. However, the rapid convergence of meridians and the small horizon…
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Flat Model for Representing Contiguous UTM Coordinates over Iraq Territory Open
The process of converting coordinates is, still, considered an important and difficult issue due to the way of conversion from geographic ellipsoidal system to the projected flat system. The most common method uses contiguous UTM system as…
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Accuracy characteristics of object location in a two-position system of small onboard radars Open
Introduction: The search for physical objects in a given area is often performed in automatic mode using small unmanned aerial vehicles equipped with radars. Airborne radar antennas, due to size restrictions, have a small aperture and, acc…
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Compensation of Horizontal Gravity Disturbances for High Precision Inertial Navigation Open
Horizontal gravity disturbances are an important factor that affects the accuracy of inertial navigation systems in long-duration ship navigation. In this paper, from the perspective of the coordinate system and vector calculation, the eff…
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Study on Leading Vehicle Detection at Night Based on Multisensor and Image Enhancement Method Open
Low visibility is one of the reasons for rear accident at night. In this paper, we propose a method to detect the leading vehicle based on multisensor to decrease rear accidents at night. Then, we use image enhancement algorithm to improve…
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A New Way for Cartesian Coordinate Transformation and Its Precision Evaluation Open
High-precision coordinate transformation is vital for high-quality data fusion involving different coordinate systems. The transformation precision is mainly evaluated by the transformation parameters’ estimation precision, the root mean s…
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A Novel Single-Beacon Navigation Method for Group AUVs Based on SIMO Model Open
Single-beacon navigation for group autonomous underwater vehicles (AUVs) suffers from long navigation period and asynchronization. This paper addresses the problem by introducing the single-input-multiple-output (SIMO) model, where, a sing…
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Visualizing Three-dimensional Volumetric Data with an Arbitrary Coordinate System Open
Astronomical data does not always use Cartesian coordinates. Both all-sky\nobservational data and simulations of rotationally symmetric systems, such as\naccretion and protoplanetary discs, may use spherical polar or other coordinate\nsyst…
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RESEARCH ON COORDINATE TRANSFORMATION METHOD OF GB-SAR IMAGE SUPPORTED BY 3D LASER SCANNING TECHNOLOGY Open
In the image plane of GB-SAR, identification of deformation distribution is usually carried out by artificial interpretation. This method requires analysts to have adequate experience of radar imaging and target recognition, otherwise it c…
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Analysis of errors introduced by geographic coordinate systems on weather numeric prediction modeling Open
Most atmospheric models, including the Weather Research and Forecasting (WRF) model, use a spherical geographic coordinate system to internally represent input data and perform computations. However, most geographic information system (GIS…
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A Geodetic Normal Distribution Map for Long-Term LiDAR Localization on Earth Open
Light detection and ranging (LiDAR) sensors enable a vehicle to estimate a pose by matching their measurements with a point cloud (PCD) map. However, the PCD map structure, widely used in robot fields, has some problems to be applied for m…
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Design of a derotator for the 4 m DAG telescope Open
This paper Silt our work on the design of a field derotator for the adaptive optics instruments platform of DAG (Dogu Anadolu Cozier vi), a new 4 in telescope for astronomical observations near the city of krzurum, l'urkey. While the teles…
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GNSS Positioning by CORS and EGM2008 in Jilin Province, China Open
The Continuously Operating Reference Station (CORS) technique has been widely applied in land resource management, surveying, mapping, deformation monitoring, precise navigation, etc. This article analyzed the positioning method using EGM2…
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Technology for ground processing of data on the stars’ coordinates in order to improve the accuracy of georeferencing Earth images from space Open
В статье представлены результаты работ по повышению точности измерения ориентации приборами БОКЗ-М60 и геопривязки данных ДЗЗ КА «Ресурс-П» № 3 за счёт использования технологии наземной обработки данных о координатах звёзд.Реализованная те…
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Development of Parameter Transformation of Indonesian Geospatial Reference System 2013 Open
DGN95 is a static geospatial reference system, in which the change in the value of coordinates towards time as a result of tectonic plate movement and deformation of the earth’s crust, is not considered. Changes in the value of coordinates…
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The covariance matrix transformation method in all-earth integrated navigation considering coordinate frame conversion Open
In the exploration of polar regions, navigation is one of the most important issues to be resolved. To avoid the limitations of a single navigation coordinate frame, navigation systems usually use different navigation coordinate frames in …
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Simplified Flat Coordinate Model for Northern Parts of Arabian Gulf Open
The method of coordinate conversion is still considered important and laborious due to the shift from the spatial ellipsoidal (geographic) to the flat planned system. The most common method uses a contiguous UTM system as one of the most r…
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Analysis of Transformation Methods of Hydroacoustic and Optoelectronic Data Based on the Tombolo Measurement Campaign in Sopot Open
Measurements in the coastal zone are carried out using various methods, including Global Navigation Satellite Systems (GNSS), hydroacoustic and optoelectronic methods. Therefore, it is necessary to develop coordinate transformation models …
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Efficient object location determination and error analysis based on barycentric coordinates Open
In this paper, we propose an efficient computational method for converting local coordinates to world coordinates using specially structured coordinate data. The problem in question is the computation of world coordinates of an object thro…
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TRANSFORMATION OF SPATIAL DATA INTO THE STATE GEODETIC COORDINATE SYSTEM OF 2011 IN GIS SOFTWARE Open
The article describes the implementation of the coordinate transformation procedures in GIS (on the example MapInfo Professional) between the existing in the country coordinate systems (SC-42, SC-95, MCS, based on them) and SCS-2011, allow…
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KOMPSAT-3 Digital Elevation Model Correction Based on Point-to-Surface Matching Open
In order to generate digital elevation models (DEMs) from high-resolution satellite images, the vendor-provided rational polynomial coefficients (RPCs) are commonly used. This results in a level of accuracy that can be improved by using gr…
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Influence Evaluation of Sensor Coordinate Error on Microseismic Source Location Open
In microseismic (MS) source localization, it is usually assumed that the sensor coordinates are accurate. However, there are generally measurement errors for the sensor coordinates in practical engineering, which severely affect the locati…