1.

Record Nr.

UNINA9910450608203321

Autore

Galati Stephen R.

Titolo

Geographic information systems demystified / / Stephen R. Galati

Pubbl/distr/stampa

Boston : , : Artech House, , ©2006

[Piscataqay, New Jersey] : , : IEEE Xplore, , [2006]

ISBN

1-58053-538-0

Descrizione fisica

1 online resource (296 p.)

Collana

Artech House mobile communications series

Disciplina

910.285

Soggetti

Geographic information systems

Electronic books.

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Description based upon print version of record.

Nota di bibliografia

Includes bibliographical references (p. 249-258) and index.

Nota di contenuto

Geographic Information Systems Demystified; Contents vii; Preface xv; Acknowledgments xvii; Introduction xix; Part I: What Is a Geographic Information System? 1; 1 How Does a GIS Work? 3; 2 Why Use a GIS? 15; 3 The Structure of Geographic Data 29; 4 Geospatial Metadata 41; Part II: Geodesy, Earth Models, and Coordinate Systems; 5 The Basics of Geodesy and Scale 61; 6 The Ellipsoid 73; 7 The Horizontal Datum 85; 8 The Vertical Datum 103; 9 The Map Projection 113; 10 The Coordinate System 139; Part III: GIS Applications and Environments; 11 Thematic Mapping 155.

Sommario/riassunto

Geographic information systems (GIS)? a central repository of geographic data collected from various sources, including satellites and GPS - is emerging as one of the most intriguing and promising high-tech fields. Today, many technical, managerial, engineering, and academic positions require GIS skills, and this easy-to-understand resource answers the call. The book examines and explains all of the critical GIS concepts in a clear voice and in a consistent structure. It provides technical and non-technical professionals, regardless of their background, with an accessible and practical guide.