The copper data frame has 442 sets
of observations from a simulation based on a stockpile
of mined material in the former Soviet Union. Boreholes
have been drilled into the dump. The drill core
is cut every 5 metres and assayed for copper and cobalt
content in percentage by weight.
Usage
data(copper)
Format
This data frame contains the following columns:
sample.num
sample number.
id
sample identification number.
zone
zone code.
xcoord
x co-ordinate.
ycoord
y co-ordinate.
zcoord
z co-ordinate.
grade
grade measurement.
core.length
percentage of copper.
Source
Clark, I. and Harper, W.V. (2000).
Practical Geostatistics 2000.
Columbus, Ohio: Ecosse North America Llc.
Examples
library(SemiPar)
data(copper)
pairs(copper[,4:7])
Results
R version 3.3.1 (2016-06-21) -- "Bug in Your Hair"
Copyright (C) 2016 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)
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Type 'demo()' for some demos, 'help()' for on-line help, or
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> library(SemiPar)
> png(filename="/home/ddbj/snapshot/RGM3/R_CC/result/SemiPar/copper.Rd_%03d_medium.png", width=480, height=480)
> ### Name: copper
> ### Title: Copper data
> ### Aliases: copper
> ### Keywords: datasets
>
> ### ** Examples
>
> library(SemiPar)
> data(copper)
> pairs(copper[,4:7])
>
>
>
>
>
> dev.off()
null device
1
>