scacum | R Documentation |
This function computes cummulative and scaled sums of time-series replicates.
scacum(x, sc.c = NA,
rf.t = NA)
x |
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sc.c |
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rf.t |
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Cummulative sums of time-series replicates (e.g. tree-ring widths) are scaled around reference values (e.g. tree radii).
data frame with the original vector, and its scaled-cummulative sums.
Wilson Lara <wilarhen@gmail.com> [aut, cre] (<https://orcid.org/0000-0003-3527-1380>), Felipe Bravo <fbravo@pvs.uva.es> [aut] (<https://orcid.org/0000-0001-7348-6695>)
x <- c(0.79,0.32,0.53,0.43,0.18)
names(x) <- 1948:1952
scacum(x,sc.c = 4,rf.t = 1951)
##If sc.c = NA then cummulative values are scaled arround
##max(cumsum(x)):
max(cumsum(x))
scacum(x,NA,1951)
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