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poly_to_rc (MathScript RT Module Function)

LabVIEW 2012 MathScript RT Module Help

Edition Date: June 2012

Part Number: 373123C-01

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Owning Class: modeling and prediction

Requires: MathScript RT Module

Syntax

k = poly_to_rc(a)

[k, r0] = poly_to_rc(a, err)

Legacy Name: poly2rc

Description

Generates reflection coefficients from a prediction polynomial input.

Examples

Inputs

Name Description
a Specifies the coefficients of the prediction filter. a is a vector.
err Specifies the prediction error. err is a real number.

Outputs

Name Description
k Returns the reflection coefficients. k is a vector.
r0 Returns the zero lag of the autocorrelation sequence.

Details

The following table lists the support characteristics of this function.

Supported in the LabVIEW Run-Time Engine Yes
Supported on RT targets Yes
Suitable for bounded execution times on RT Not characterized

Examples

r = [1, 3, 2, 4];
n = 3;
[a, err, k] = levinson(r, n);
[k, r0] = poly_to_rc(a, err)

Related Topics

ac_to_poly
lsf_to_poly
poly_to_ac
poly_to_lsf
rc_to_poly


 

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