3-D COGO and
Based on the GSDM
Global COGO, Inc.
Las Cruces, NM 88003
Earl F. Burkholder, PS, PE, F.ASCE
GSDM Books, Papers, Articles, and Projects (page under construction):
I. Background - start here.
----- Definition of the GSDM.
----- Adjusting our perspective of a 3-D world.
----- Diagram of 3-D coordinate system relationships.
----- Graphical visualization of coordinate systems.
----- Summary of NSRS Modernization challenge AGU poster.
----- Resume - Earl F. Burkholder, PS, PE, F.ASCE click here.
----- The Role of a Model is CRITICAL! click here.
II. Books: The Global Spatial Data Model (GSDM) published by CRC Press 2008.
----- "The 3-D Global Spatial Data Model: Foundation of the Spatial Data Infrastructure" Amazon.
----- 2nd Ed. 2018 "The 3-D Global Spatial Data Model: Principles and Applications" CRC Press.
(Although the author disagreed, the publisher required a "better" sub-title for the 2nd Ed.)
------ 2nd Edition dedicated to Dr. Kurt W. Bauer, Emeritus Executive Director SEWRPC
III. Papers filed with the U.S. Copyright Office.
----- Definition and Description of the 3-D Global Spatial Data Model 1997.
----- Fundamentals of Spatial Data Accuracy and the Global Spatial Data Model (GSDM) 2004.
----- Standard Deviation and Network/Local Accuracy of Geospatial Data 2013.
----- Horizontal Distance Options Supported by the GSDM 2018.
----- Reconciling Gravity and the Geometry of 3-D Digital Geospatial Data 2021.
----- By Comparison - the GSDM is Simple 2021.
IV. Items published by:
----- American Society of Civil Engineers link.
----- American Congress on Surveying & Mapping (and NSPS) not yet.
----- American Society of Photogrammetry & Remote Sensing (& ACSM) not yet.
----- Geospatial Solutions & Civil Engineering Surveyor not yet.
----- EOS, POB, ABET, FIG, ION, GIM, and NMSU not yet.
----- Columns printed in the NMPS Benchmarks.
V. Participating in Surveying Educators' Conferences (now called SaGES) click here.
VI. Description of 3-D projects described in 2nd Ed. of GSDM book.
VII. Other articles
VIII. More - link to be added.
This web page first posted October 31, 2021 and last updated 11/30/2021.
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BURKORD® is a trademark of Global COGO, Inc.