Updating a Geographic Database: A Rubber-Sheet Adjustment Algorithm -- from Wolfram Library Archive

Title

Updating a Geographic Database: A Rubber-Sheet Adjustment Algorithm

Authors

Leendert van Gastel

Organization:

University of Amsterdam

Department:

Amstel Instituut

H.T. Uitermark

Journal / Anthology

The Mathematica Journal

Year:

2004

Volume:

Issue:

Page range:

359-370

Contents

Introduction; Warping; Rubber-Sheet Adjustment; The Similarity Transformation; The Covariance Matrix; Mathematical Background; Implementation; Example; Another Basis; Visualizing Results; Conclusion; References

Description

A rubber-sheet algorithm for warping is used to update a geographic database without altering points that are already known in the database. Mathematica allows a quick experimental validation of the theory and of existing FORTRAN legacy code.

Subject

Social Science > Geography and Cartography

URL

http://www.mathematica-journal.com/issue/v9i2/contents/GeographicDatabase/GeographicDatabase.nb
http://www.mathematica-journal.com/issue/v9i2/contents/GeographicDatabase/GeographicDatabase_1.html

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