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Geodesy and Surveying - Science topic

Geodesy, a branch of earth sciences, deals with the measurement and representation of the Earth, including its gravitational field, in a three-dimensional time-varying space.
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Publications related to Geodesy and Surveying (54)
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The exploitation of Synthetic Aperture Radar (SAR) imaging is rising higher and higher on the agenda of researchers, professionals and stakeholders working in the field of geomatics, geodesy, surveying, Earth sciences, land management and monitoring. Through their all-weather and day/night sensing capabilities, range of frequency bands, manifold s...
Article
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Ski jumping hills should be prepared for competitions in accordance with project documentation in order to ensure safe and fair conditions for competitors. Geodesy/surveying is essential for guiding preparations and controlling the actual shape of the hill. In this article, we present a methodology for the control measurements and preparation of an...
Article
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The importance of geodetic controls to Geodesy, Surveying, Mapping and Engineering cannot be over emphasized. Amongst other functions, controls help in the maintenance of uniform coordinates within the country. Ono et. al.(2013) showed that the greatest challenge to the existence and sustainability of these controls in Nigeria is that these control...
Conference Paper
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The ancient city, Bagan (Pagan) is located in the heart of dry desolate desert-like plains in the Dry Zone of Myanmar, the very center of the country, along the bank of Ayeyarwaddy River covering an area of a little over 42 square kilometers, in the northwest of Mt.Popa. Bagan, the land of temples and stupas was shaken by a series of earthquakes si...
Presentation
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The Religious Buildings in Bagan and The 2016 M 6.8 Subduction Zone Earthquake In Myanmar Hla Hla Aung Senior Researcher Myanmar Earthquake Committee, Federation of Engineering Societies MES Building, Hlaing University Campus, Yangon, Myanmar hhlaaung@gmail.com ABSTRACT The ancient city, Bagan (Pagan) is located in the heart of dry desolate deser...
Book
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Nowadays, science is playing a key role on our daily lives. Technology is modifying our environment, in such a way, former generations could not experience. Both, science and technology are continuously interrogating about the different forms on how physical world and humanity are interacting. Based on this integration of knowledge, Geomatics/Geoin...
Conference Paper
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Terrestrial Laser Scanning (TLS) is a well-established technique for remote acquisition of geometrical data of a tested object. For the past two decades it has been commonly used in geodesy, surveying and related areas for acquiring data about spacing of civil engineering structures and buildings. An average TLS apparatus, apart from 3D coordinates...
Conference Paper
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Coordinate transformation is an important subject for geodesy, surveying, photogrammetry, GIS, cadastral and other related professions. A large number of one-dimensional (1D), two-dimensional (2D) and three-dimensional (3D) transformations have been proposed and conducted using conventional techniques such as similarity, affine, projective and poly...
Article
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The following article presents a new isometric transformation algorithm based on the transformation in the newly normed Hilbert type space. The presented method is based on so-called virtual translations, already known in advance, of two relative oblique orthogonal coordinate systems—interior and exterior orientation of sensors—to a common, known i...
Article
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Este trabajo recoge la experiencia pedagógica de monumentación y medición de puntos a partir de la utilización del Sistema de Posicionamiento Global (gps), aplicando el método estático con un equipo diferencial (dgps), fue realizado en la Universidad Pedagógica Experimental Libertador – Instituto Pedagógico de Maturín, Venezuela. Esta actividad est...
Chapter
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Recent technological developments in geodesy, surveying and remote sensing present new opportunities to quantify the rate and distribution of fluvial processes in gravel bed rivers. The objective of this chapter is to critically review the application of established and emerging, repeat, High Resolution Topography (HRT) datasets to support this pro...
Article
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Acoustic signal parameter estimation is important for diverse marine geodesy surveys and several other applications. However, the received signal from a far-field target characterized by planar wavefront propagation is frequently affected by strong nearby interfering signals. Their presence deteriorates the performance of direction-of-arrival (DOA)...
Article
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Maps have always been tools that have fascinated men, for their ability to make us see the world that surrounds us. They were and are the outcome of models and methods applied to the observation of the world, starting from geodesy, surveying photogrammetry and remote sensing. All these disciplines, which we now group under the new name of geomatics...
Article
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The article reports the underground mining-induced movement monitoring using a combination of geodesy survey and geophysical exploration methods in Vysokogorsky Iron Ore Mine where a geodynamic movement has occurred. The geodesy survey methods are the conventional observation of the daylight surface deformation and the spectral seismic profiling of...
Article
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For the purpose of comparison of study of Geodesy and Geoinformatics at the Faculty of Geodesy, University of Zagreb with similar studies in the world we have made an analysis of studies of geodesy (surveying and mapping), geodesy and geoinformatics and geomatics at eight universities in Europe, four universities in North America and one university...
Conference Paper
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More than half of the global population lives in urban areas. This will increase to 70% by 2050. Urban growth is most rapid in the developing world, where cities gain an average of five million residents every month. As cities grow in size and population, harmony among the spatial, social and environmental aspects of a city and between their inhabi...
Conference Paper
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Advances in information and communication technology coupled with the digital revolution have fundamentally impacted on geographic data production and information use. Geographic information science (GISci.) refers to a body of integrated disciplines such as photogrammetry, remote sensing, geographic information system/land information system and o...
Article
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From Anniversaries into the Future This year’s 250-th anniversary of the invention of the famous watch H-4 that ultimately resolved the longitude problem and the 400-th anniversary of the first use of an astronomical telescope is also an opportunity to look at geodesy as a science of measuring the Earth’s shape as a function of time. The paper give...
Article
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The geoid as an equipotential surface which coincides on the average with the mean sea level has significant relevance in geodesy, surveying and other earth related disciplines. It finds applications in geographic information systems (GIS), engineering, the transformation of ellipsoidal heights of points to the orthometric heights, etc. This paper...
Article
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Digital close-range measurement technique is developed from the geodesy surveying and the photogrammetry surveying, at present it is mainly applied to wide field detection with high relative accuracy, but its absolute accuracy is not high, about one micron to one millimeter. In this paper we apply this technique to wide field multi-objects optical...
Article
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Menurut IAG (International Association of Geodesy) Geodesi adalah disiplin ilmu yang mempelajari tentang pengukuran dan perepresentasian dari Bumi dan benda-benda langit lainnya, termasuk medan gaya beratnya masing-masing, dalam ruang tiga dimensi yang berubah dengan waktu. Sedangkan Geodesi Satelit adalah sub-bidang ilmu Geodesi yang menggunakan b...
Article
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Geomatics is a collective name for few scientific disciplines including Geodesy, Surveying, Photogrammetry, Remote Sensing and Cartography. It was introduced about twenty years ago to reflect integration trends within those disciplines on a huge wave of technological changes caused by the development in computer science and space exploration. The...
Conference Paper
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SUMMARY In 2002, the National Geodetic Survey (NGS), an office of the National Oceanic and Atmospheric Administration (NOAA) in the United States, developed a web-based service called OPUS (On-line Positioning User Service) to provide GPS users easier access to the country's National Spatial Reference System (NSRS). OPUS allows professionals in the...
Article
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Muchos son los avances que la nueva tecnología pone al alcance la Geodesia (y Topografía) ampliando las posibilidades de su ya de por sí amplio abanico de aplicaciones, campos y cometidos. Esto va desde los clásicos trabajos de levantamientos de diferentes tipos a los Sistemas de Información Geográfica, pasando por la teledetección aplicada a la ca...
Article
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The Fridtjovbreen and Hansbreen tidewater glaciers have been investigated using the terrestrial radio-echo sounding technique, geodesy and mass balance measurements. All these data are used to determine general features of tidewater glacier internal structure, the pattern of bedrock, rates of recession, and mass balance structure. Geodesy survey da...
Article
One of the crucial research scopes of geodesy/surveying science is to identify the vertical positioning (h/H), since most applications in civil engineering projects need to a highly accurate for vertical positioning value. While the Global Positioning System (GPS) can measure the Ellipsoidal heights/Geodetic heights (h), the Orthometric heights (H)...
Article
Msplit(q) estimation is a development of M-estimation which is based on the assumption that a functional model of observations can be split into q competitive ones. The main idea behind such an assumption is that the observation set might be a mixture of realizations of different random variables which differ from each other in location parameters...
Article
While the most challenge research scopes of geodesy/surveying science are to identify the highly accurate three-Dimensional (3D) coordinates (π, λ, h/H), the vertical positioning (h/H) are the most crucial for many applications in civil engineering projects. These projects require to convert the Ellipsoidal height (h) [observed by the Global Positi...
Chapter
In the last part we definitely spoke about precision geometry. Now, on the contrary, I pass to real practical geometry, that is to a type of geometry that has to actually perform geometrical operations. We distinguish between two kinds of practical activities: Measuring and drawing (including modelling) and correspondingly between two branches of p...
Article
span>At time lapse microgravity survey will be got data in place for difference period. The Anomaly caused by subsidence and density change under surface which related to groundwater level change. This matter become problem when will take one of the anomaly sources to processed is furthermore. Reduction one of anomaly source cannot be done direct b...
Article
It is well-known that even the DGNSS (Differential Global Navigation Satellite System) technique in navigation for ground vehicles can only provide several meters of accuracy, such that it is suitable for simple guidance. On the other hand, centimeter to millimeter level accuracy can be obtained by using carrier phase observables in the field of pr...
Article
In order to promote Geodesy as a profession, it is essential to make training programmes attractive for executives and to illustrate them with specific examples of some possibilities for professional practice. The Royal Institution of Chartered Surveyors (RICS) is the world's largest and most important professional association of real estate specia...
Article
The article describes the procedure of estimating spatial distribution of pressure in a producing formation under mining by the land surface geodesy survey data. The numerical experiments show that the single-valued resolvability of the inverse problem requires the land surface movement to be measured both in vertical and horizontal directions.
Article
There are multiple instruments directly implementing the principle of angle measurements (horizontal and vertical) for its functioning, used in geodesy, surveying and machine building (like tacheometers, theodolites, laser scanners, laser trackers etc.). As for the moment, there is no official reglamentation regarding calibration and testing of suc...
Article
The technical «Referendariat» with the German «Oberprüftungsamt» (highergovernmental office for examinations) has undergone a fundamental reform. Now it is focused on the leadership qualification of university graduates of scientific-technical course of studies, mainly for administration and the private sector. On the one hand it is an integrated m...
Article
The MIIGAiK Extraterrestrial Laboratory (MExLab) is currently finalizing the development the robotic mobile science platform MExRover, designed for simulating rover activities on the surface of earth-type planets and satellites. In the project, we develop a hardware and software platform for full rover operation and telemetry processing from onboar...
Article
Updating cadastral information is crucial for recording land ownership and property division changes in a timely fashioned manner. In most cases, the existing cadastral maps do not provide up-to-date information on land parcel boundaries. Such a situation demands that all the cadastral data and parcel boundaries information in these maps to be upda...
Article
Signals broadcast by the Global Navigation Satellite Systems (GNSS) enable global, autonomous, geo-spatial positioning exploited in the areas such as geodesy, surveying, transportation and agriculture. The propagation of these signals is affected as they propagate through the Earth's upper atmosphere, the ionosphere, due to the ionic and electronic...
Article
A Kalman filter is an optimal linear estimator developed in 1960. It is a recursive algorithm, i.e. it uses its output as an input for the next cycle. It allows to effectively estimate the dynamic parameters and predict their future values. Although huge number of papers have been written on this topic, this paper intends to introduce the processe...
Chapter
Computer science provides a powerful tool that was virtually unknown three generations ago. Computer science has changed the shape of many classical domains. Often domains have become more similar than before. On the other hand new applications have emerged that were technically not feasible without the support of a computer. Those developments lea...
Article
As an active remote sensor technology, the terrestrial laser scanner is widely used for direct generation of a three-dimensional (3D) image of an object in the fields of geodesy, surveying, and photogrammetry. In this article, a new laser scanner using array avalanche photodiodes, as designed by the Shanghai Institute of Technical Physics of the Ch...
Article
Many opto-electronic digital instruments, such as rotary encoders, theodolites, total stations, laser trackers, etc. are used in machine engineering and instrumentation, geodesy, surveying, robotics and other branches of industry. Most of optical-electronic geodetic measuring instruments consist, among the other elements, of the circular scales and...
Article
In the last few years, the use of the Global Positioning Systems (GNSS), in the fields of Geodesy, Surveying, Topography and Geomatic applications has given rise to a growing community of users, who demand the availability of modern infrastructure and services adapted to the GNSS technology. In view of this current demand, the global trend has focu...
Article
ASG-EUPOS is a Polish part of multifunctional EUropean POsitioning Stystem (EUPOS) that covers 16 Central European countries. EUPOS provides GPS correction data for real-time positioning and navigation as well as observation data for the post-processed positioning. ASG-EUPOS is an active reference network that provides a variety of services for geo...
Chapter
Understanding the right positions and directions of people and objects is a significant issue from the ancient eras to the present. In the past, people often launched a war in order to satisfy the craving for the dominating powers and spread their realms. In the recent, Global Satellite Positioning System (GPS) has become the one of most popular po...
Article
In Hungary the first volume of the geodetic bibliographies was published in 1964 by the Geodetical and Cartographical Society. To this day six volumes were edited with the publications of the period from 1498 to 2005 by L. Bendefy and F. Karsay. The author reviews the history and the problems of this compilation. Between 2003 and 2009 also three sp...
Article
Precise geodetic instruments are very widely used in geodesy, surveying, machine engineering, etc. Testing and calibration of these instruments is quite complicated task, although it is evidently needed. In this paper we present the creation and research of accuracy of the multireference (incorporating photoelectrical angular encoder, polygon/autoc...
Article
Many optoelectronic digital instruments, such as rotary encoders, theodolites, total stations, laser trackers, etc. are used in machine engineering and instrumentation, geodesy, surveying, robotics and other branches of industry. Most of optical-electronic geodetic measuring instruments consist, among the other elements, of the circular scales and...
Article
Although primarily designed for positioning applications, Global Navigation Satellite Systems (GNSS), which currently included the Global Positioning System (GPS) and the Global'naya Navigatsionaya Sputnikoyaya Sistem (GLONASS), have developed into a multidisciplinary tools for navigation geodesy, surveying, atmospheric science, disaster management...
Article
Coastal zone geographic information is coastal zone spatial data including remote sensing images, digitized maps or charts and various surveying and statistical data. With the development of Digital Earth, coastal zone geographic information is changing from plane, static and isolated to three dimensional, dynamic and associated. However, there is...
Article
In terms of computer algebra systems, an inverse problem of a meridian arc is discussed in two somewhat different ways in this paper. One is the conventional power series method and the other is a Hermite interpolation. The research in the paper shows that the derived new solutions are concise in form and high in accuracy. The paper also shows that...
Book
A close relationship exists between GIS and numerous applications, including cartography, photogrammetry, geodesy, surveying, computer and information science, and statistics, among others. Scientists coined the term “geographic information science (GIScience)" to describe the theory behind these fields. A Research Agenda for Geographic Information...
Article
Detroit Observatory was founded in 1854 at the University of Michigan in Ann Arbor, Michigan, USA, by Henry Philip Tappan, the University's first President. In 2004, the University celebrates Detroit Observatory's sesquicentennial year. Tappan named his creation the "Detroit Observatory" to honour the city's major benefactors. Tappan, who was inaug...
Article
Free networks are still very popular in geodesy, surveying and mapping due mainly to their unique property of being independent of errors in external data (fixed higher order control). The results of free net adjustment and their superior quality serve as an authentic reflection (undistorted mirror image) of the measurements’ quality. The above pro...