deerlab.bg_poly3¶

bg_poly3 = <deerlab.model.Model object>¶

Polynomial 3rd-order background model

Parameters:

tarray_like: Time vector, in microseconds.
p0scalar: Intercept
p1scalar: 1st order weight
p2scalar: 2nd order weight
p3scalar: 3rd order weight

Returns:

Bndarray: Dipolar background vector.

Notes

Parameter Table

Name	Lower	Upper	Type	Frozen	Unit	Description
`p0`	0	200	nonlin	No		Intercept
`p1`	-200	200	nonlin	No	μs^-1	1st order weight
`p2`	-200	200	nonlin	No	μs^-2	2nd order weight
`p3`	-200	200	nonlin	No	μs^-3	3rd order weight

Model

$B(t) = p_0 + p_1 t + p_2 t^2 + p_3 t^3$