Checks if a Time Series is Univariate
Checks if a time series o bject or any other rectangular object is univariate or multivariate.
isUnivariate(x) isMultivariate(x)
x |
an object of class |
A rectangular object x is considered to be univariate if
the function NCOL(x) returns one, and is considered to be
multivariate if NCOL(x) returns a value bigger than one.
isUnivariateisMultivariate
return a logical depending if the test is true or not.
## Load Microsoft Data - setRmetricsOptions(myFinCenter = "GMT") data(MSFT) Open = MSFT[, "Open"] ## Is the timeSeries Univariate - isUnivariate(MSFT) isUnivariate(Open) ## Is the timeSeries Multivariate - isMultivariate(MSFT) isMultivariate(Open)
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