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Geo-EAS

Below is the detail information:

DEVELOPED 1989 (DOS), 1993 (Unix)
AUTHOR Englund, E. & Sparks, A.
Environmental Protection Agency
EPA-EMSL, Las Vegas
USA

englund.evan(at)epamail.epa.gov

Unix version (1993) adapted by Andy Long

longa(at)nku.edu
PLATFORM DOS, Linux & UNIX (SUN)
PURPOSE Geostatistics in 2D
FUNCTIONS + general statistics (histograms, probability plots)
+ variogram, madogram, relative variogram, non ergodic variogram calculations and modeling (interactive and automatic)

+ point and block kriging (Ordinary and Simple)
+ point and block universal
+ cokriging and cross variogram (§)

+ correspondence analysis
+ contour (Dos version only)

(§) The dos version has not the cokriging but you can get the added tool (called doscokrig) which is the same as the one implemented in the unix version.
CODES Fortran codes available
TIP A bible for geostatisticians and those who are teaching/learning geostatistics.

Manuals at:
www.epa.gov/ada/csmos/models/geoeas.html
The input data format (geoeas format) is now a standard for other spatial stats packages.
HOMEPAGE Home: www.epa.gov/nerlesd1/databases/geo-eas/access.htm

Unix version: www.nku.edu/~longa/geoeas/

Reference:

ENGLUND, E. & SPARKS, A. (1991)
"Geo-EAS 1.2.1 User's Guide"
EPA Report # 600/8-91/008
EPA-EMSL, Las Vegas, NV.
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