Tsp Attribute of Time-Series-like Objects
tsp returns the
tsp attribute (or
It is included for compatibility with S version 2.
x has a
tsp attribute, by adding one if needed.
tsp(x) tsp(x) <- value hasTsp(x)
- a vector or matrix or univariate or multivariate time-series.
- a numeric vector of length 3 or
tsp attribute gives the start time in time units,
the end time and the frequency (the number of observations per unit of
Assignments are checked for consistency.
NULL which removes the
"mts") class of
- An object which differs from
xonly in the
hasTspadds, if needed, an attribute with a start time and frequency of 1 and end time
Becker, R. A., Chambers, J. M. and Wilks, A. R. (1988) The New S Language. Wadsworth & Brooks/Cole.