inst/examples/ex-aggregate.R
In tesselle/nexus: Sourcing Archaeological Materials by Chemical Composition
## Data from Aitchison 1986
data("slides")
## Coerce to a compositional matrix
coda <- as_composition(slides)
## Compositional mean by slide
aggregate(coda, by = slides$slide, FUN = mean)
## Metric variance by slide
aggregate(coda, by = slides$slide, FUN = variance_total)
tesselle/nexus documentation built on June 1, 2025, 9:04 p.m.
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## Data from Aitchison 1986
data("slides")
## Coerce to a compositional matrix
coda <- as_composition(slides)
## Compositional mean by slide
aggregate(coda, by = slides$slide, FUN = mean)
## Metric variance by slide
aggregate(coda, by = slides$slide, FUN = variance_total)
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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