GEMINI
(Geo-Engineering Modeling through INternet Informatics)
Kansas Geological Survey
Open-file Report 2002-10

Example #1 Zonation and Correlation

Using Depth-constrained cluster analysis to aid in definition of flow units

Depth-constrained cluster analysis

x1

x2

x3

M

xn-1

xn

d1

d2

d3

M

dn-1
  • Find minimum d, say dj
  • Join xj and xj+1 (new xj)
  • Recompute dj, dj-1
  • Do it again
Gil et al., 1993, Numerical zonation of log suites and logfacies recognition by multivariate clustering, AAPG Bulletin v. 77, no. 10, p.1781-1791

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Last updated March 2002
http://www.kgs.ku.edu/PRS/Poster/2002/2002-10/P3-02a.html