Applications of Geodesy to Engineering

Applications of Geodesy to Engineering PDF

Author: Klaus Linkwitz

Publisher: Springer Science & Business Media

Published: 2012-12-06

Total Pages: 441

ISBN-13: 3642779581

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Accuracy requirements of fractions of a millimeter for the positioning of beam-guiding magnets in synchrotons, monitor- ing of speedy sub-seatunnelling with lengths exceeding 25 km, the construction of extremely long bridges of suspension or "cast-and push"-type, but also geometrical industrial quality control and robot calibration in real time, and even the analysis of prestressed cable nets, are few examples of thechallenging new tasks demanding responses from the modern engineering-geodesist. In this volume, a general view of Engineering Geologyis presented, its state of the art and up-to-date information about recent scientific tasks, aims and methods. The contributions focus on Theoretical Aspects, Techniques of Measurements, Techniques of Data Processing and Computing, Reports About Selected Executed Projects, Special Tasks, e.g. Realtime Positioning and Navigation, Industrial Managements,Image Processing. But also the role of geo- desists in collaboration with civil and mechanical engineers, technical designers and architects is outlined. As a reference book, this volume will be useful for researchers, students and practitioners in Engineering Geodesy and neighbouring disciplines.

Precise Geodetic Infrastructure

Precise Geodetic Infrastructure PDF

Author: National Research Council

Publisher: National Academies Press

Published: 2010-10-25

Total Pages: 157

ISBN-13: 0309163293

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Geodesy is the science of accurately measuring and understanding three fundamental properties of Earth: its geometric shape, its orientation in space, and its gravity field, as well as the changes of these properties with time. Over the past half century, the United States, in cooperation with international partners, has led the development of geodetic techniques and instrumentation. Geodetic observing systems provide a significant benefit to society in a wide array of military, research, civil, and commercial areas, including sea level change monitoring, autonomous navigation, tighter low flying routes for strategic aircraft, precision agriculture, civil surveying, earthquake monitoring, forest structural mapping and biomass estimation, and improved floodplain mapping. Recognizing the growing reliance of a wide range of scientific and societal endeavors on infrastructure for precise geodesy, and recognizing geodetic infrastructure as a shared national resource, this book provides an independent assessment of the benefits provided by geodetic observations and networks, as well as a plan for the future development and support of the infrastructure needed to meet the demand for increasingly greater precision. Precise Geodetic Infrastructure makes a series of focused recommendations for upgrading and improving specific elements of the infrastructure, for enhancing the role of the United States in international geodetic services, for evaluating the requirements for a geodetic workforce for the coming decades, and for providing national coordination and advocacy for the various agencies and organizations that contribute to the geodetic infrastructure.

Gravity Inversion and Integration

Gravity Inversion and Integration PDF

Author: Lars E. Sjöberg

Publisher: Springer

Published: 2017-04-19

Total Pages: 391

ISBN-13: 3319502980

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This book contains theory and applications of gravity both for physical geodesy and geophysics. It identifies classical and modern topics for studying the Earth. Worked-out examples illustrate basic but important concepts of the Earth’s gravity field. In addition, coverage details the Geodetic Reference System 1980, a versatile tool in most applications of gravity data. The authors first introduce the necessary mathematics. They then review classic physical geodesy, including its integral formulas, height systems and their determinations. The next chapter presents modern physical geodesy starting with the original concepts of M.S. Molodensky. A major part of this chapter is a variety of modifying Stokes’ formula for geoid computation by combining terrestrial gravity data and an Earth Gravitational Model. Coverage continues with a discussion that compares today’s methods for modifying Stokes’ formulas for geoid and quasigeoid determination, a description of several modern tools in physical geodesy, and a review of methods for gravity inversion as well as analyses for temporal changes of the gravity field. This book aims to broaden the view of scientists and students in geodesy and geophysics. With a focus on theory, it provides basic and some in-depth knowledge about the field from a geodesist’s perspective. /div

Surveying and Geomatics Engineering

Surveying and Geomatics Engineering PDF

Author: Daniel T. Gillins

Publisher:

Published: 2022

Total Pages: 0

ISBN-13: 9780784416037

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MOP 152 provides a comprehensive yet general overview to help support education and inform practicing engineers on the important role of the surveying engineer.

Satellite Geodesy

Satellite Geodesy PDF

Author: Günter Seeber

Publisher: Walter de Gruyter

Published: 2008-08-22

Total Pages: 613

ISBN-13: 3110200082

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This book covers the entire field of satellite geodesy and is intended to serve as a textbook for advanced undergraduate and graduate students, as well as a reference for professionals and scientists in the fields of engineering and geosciences such as geodesy, surveying engineering, geomatics, geography, navigation, geophysics and oceanography. The text provides a systematic overview of fundamentals including reference systems, time, signal propagation and satellite orbits, together with observation methods such as satellite laser ranging, satellite altimetry, gravity field missions, very long baseline interferometry, Doppler techniques, and Global Navigation Satellite Systems (GNSS). Particular emphasis is given to positioning techniques, such as the NAVSTAR Global Positioning System (GPS), and to applications. Numerous examples are included which refer to recent results in the fields of global and regional control networks; gravity field modeling; Earth rotation and global reference frames; crustal motion monitoring; cadastral and engineering surveying; geoinformation systems; land, air, and marine navigation; marine and glacial geodesy; and photogrammetry and remote sensing. This book will be an indispensable source of information for all concerned with satellite geodesy and its applications, in particular for spatial referencing, geoinformation, navigation, geodynamics, and operational positioning.

Contributions to International Conferences on Engineering Surveying

Contributions to International Conferences on Engineering Surveying PDF

Author: Alojz Kopáčik

Publisher: Springer Nature

Published: 2020-10-19

Total Pages: 318

ISBN-13: 3030519538

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This book presents contributions from the joint event 8th INGEO International Conference on Engineering Surveying and 4th SIG Symposium on Engineering Geodesy, which was planned to be held in Dubrovnik, Croatia, on April 1–4, 2020 and was canceled due to COVID-19 pandemic situation. Editors, in cooperation with the Local Organisers, are decided to organize the Conference on-line at October 22-23, 2020. We would like to invite you to participation through http://ingeo-sig2020.hgd1952.hr/index.php/2020/08/31/ingeosig2020-virtual-conference-october-22-23-2020/. The event brought together professionals in the fields of civil engineering and engineering surveying to discuss new technologies, their applicability, and operability.

Applications of Linear and Nonlinear Models

Applications of Linear and Nonlinear Models PDF

Author: Erik Grafarend

Publisher: Springer Science & Business Media

Published: 2012-08-15

Total Pages: 1026

ISBN-13: 3642222412

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Here we present a nearly complete treatment of the Grand Universe of linear and weakly nonlinear regression models within the first 8 chapters. Our point of view is both an algebraic view as well as a stochastic one. For example, there is an equivalent lemma between a best, linear uniformly unbiased estimation (BLUUE) in a Gauss-Markov model and a least squares solution (LESS) in a system of linear equations. While BLUUE is a stochastic regression model, LESS is an algebraic solution. In the first six chapters we concentrate on underdetermined and overdeterimined linear systems as well as systems with a datum defect. We review estimators/algebraic solutions of type MINOLESS, BLIMBE, BLUMBE, BLUUE, BIQUE, BLE, BIQUE and Total Least Squares. The highlight is the simultaneous determination of the first moment and the second central moment of a probability distribution in an inhomogeneous multilinear estimation by the so called E-D correspondence as well as its Bayes design. In addition, we discuss continuous networks versus discrete networks, use of Grassmann-Pluecker coordinates, criterion matrices of type Taylor-Karman as well as FUZZY sets. Chapter seven is a speciality in the treatment of an overdetermined system of nonlinear equations on curved manifolds. The von Mises-Fisher distribution is characteristic for circular or (hyper) spherical data. Our last chapter eight is devoted to probabilistic regression, the special Gauss-Markov model with random effects leading to estimators of type BLIP and VIP including Bayesian estimation. A great part of the work is presented in four Appendices. Appendix A is a treatment, of tensor algebra, namely linear algebra, matrix algebra and multilinear algebra. Appendix B is devoted to sampling distributions and their use in terms of confidence intervals and confidence regions. Appendix C reviews the elementary notions of statistics, namely random events and stochastic processes. Appendix D introduces the basics of Groebner basis algebra, its careful definition, the Buchberger Algorithm, especially the C. F. Gauss combinatorial algorithm.

Applications of Geomatics in Civil Engineering

Applications of Geomatics in Civil Engineering PDF

Author: Jayanta Kumar Ghosh

Publisher: Springer

Published: 2019-06-19

Total Pages: 654

ISBN-13: 9811370672

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This book comprises select proceedings of the First International Conference on Geomatics in Civil Engineering (ICGCE 2018). This book presents latest research on applications of geomatics engineering in different domains of civil engineering, like structural engineering, geotechnical engineering, hydraulic and water resources engineering, environmental engineering and transportation engineering. It also covers miscellaneous applications of geomatics in a wide range of technical and societal problems making use of geospatial information, engineering principles, and relational data structures involving measurement sciences. The book proves to be very useful for the scientific and engineering community working in the field of geomatics and geospatial technology.