spell_duration: Find spell durations (assuming observations have equal time...
In christophergandrud/SurvSetup: Finds Spell Features that are Useful for Estimating Survival Models

Find spell durations (assuming observations have equal time spacing)

1	spell_duration(x)

`x`	a time ordered vector with values identifying a spell. It is assumed that when a value in this vector changes that the spell has ended.

Note that the function assumes that supplied observations are time ordered and equally spaced in time.

a vector of spell durations for each observation in x.

1 2	x <- c(rep('a', 4), rep('b', 3), 'c', rep('a', 2), 'c') spell_duration(x)

christophergandrud/SurvSetup documentation built on May 13, 2019, 7:01 p.m.

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