idframe: S3 class for storing input-output data.

In sysid: System Identification in R

Description

idframe is an S3 class for storing and manipulating input-ouput data. It supports discrete time and frequency domain data.

Usage

idframe(output, input = NULL, Ts = 1, start = 0, end = NULL,
  unit = c("seconds", "minutes", "hours", "days")[1])

Arguments

output	dataframe/matrix/vector containing the outputs
input	dataframe/matrix/vector containing the inputs
Ts	sampling interval (Default: 1)
start	Time of the first observation
end	Time of the last observation Optional Argument
unit	Time unit (Default: "seconds")

Value

an idframe object

See Also

plot.idframe, the plot method for idframe objects

Examples

dataMatrix <- matrix(rnorm(1000),ncol=5) 
data <- idframe(output=dataMatrix[,3:5],input=dataMatrix[,1:2],Ts=1)

sysid documentation built on May 2, 2019, 4:18 a.m.