Zpg: Zero-pole-gain model
Description
Zero-pole-gain model of an ARMA filter.Usage
Zpg(zero, pole, gain)
## S3 method for class 'Arma':
as.Zpg(x, \dots)
## S3 method for class 'Ma':
as.Zpg(x, \dots)
## S3 method for class 'Zpg':
as.Zpg(x, \dots)
Arguments
zero
complex vector of the zeros of the model.
pole
complex vector of the poles of the model.
...
additional arguments (ignored).
Value
- An object of class Zpg, containing the list elements:
- zerocomplex vector of the zeros of the model.
- polecomplex vector of the poles of the model.
- gaingain of the model.
Details
as.Zpg converts from other forms, including Arma and Ma.