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stratigraph
2008 Oct 03
1
3D scatter, groups, RdbiPgSQL...
...3d (exactly
the same for the both datasets):
scatter3d(br_scatter$cl, br_scatter$br, br_scatter$hco3, fit="linear",
residuals=TRUE, bg="white", axis.scales=TRUE, grid=TRUE,
ellipsoid=FALSE, xlab="cl", ylab="br", zlab="hco3", groups =
br_scatter$stratigraphy)
the dataset I used is here (the same is the data imported from the CSV
file and from a PostgreSQL table) looks like this (a part of it):
stratigraphy br hco3 cl
1 sarmat 0.2327793352 507.006513 262.781114
2 sarmat 0.3741990388 1021.788317 214.25...