. 2021 Sep 29;193:1–18. doi: 10.1016/j.matcom.2021.09.016

Table 8.

Estimators for $β (t)$ using $n - 1$ segments piecewise linear functions .

$n$	${\hat{β}}_{1}$	${\hat{β}}_{2}$	${\hat{β}}_{3}$	${\hat{β}}_{4}$	${\hat{β}}_{5}$	${\hat{β}}_{6}$	${\hat{β}}_{7}$	${\hat{β}}_{8}$
8	$7.5 e - 01$	$8.2 e - 02$	$2.1 e - 01$	$1.4 e - 01$	$1.8 e - 01$	$2.1 e - 01$	$1.2 e - 01$	$4.2 e - 01$
7	$1.3 e - 01$	$1.6 e - 01$	$1.7 e - 01$	$1.6 e - 01$	$9.2 e - 02$	$5.8 e - 02$	$2.4 e - 01$
6	$1.7 e - 01$	$3.3 e - 01$	$1.3 e - 01$	$1.7 e - 01$	$2.2 e - 01$	$8.7 e - 02$
5	$5.3 e - 01$	$1.9 e - 01$	$1.4 e - 01$	$1.9 e - 01$	$9.0 e - 02$
4	$1.7 e - 01$	$1.5 e - 01$	$1.3 e - 01$	$3.9 e - 01$