Functions for data manipulation
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vector of intervals or primary session labels
other arguments (not used)
intervals extracts the ‘interval’ attribute if it exists.
The attribute ‘intervals’ is set automatically by the secr function
sessionlabels provides session names for the primary sessions encoded
in a “single-session” capthist object (e.g., the result of
that has an intervals attribute. The names are used by some summary functions
in the package openCR (M. Efford unpubl.) (
session has a different purpose: labelling
sessions in a multi-session capthist object. However,
names of multi-session input are used automatically by
join to construct the
sessionlabels attribute of the resulting single-session object.
intervals, a numeric vector of time intervals, one less than the number of occasions (secondary sessions).
sessionlabels, a character vector of primary session names.
There is a naming conflict with the intervals function in nlme.
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