Table 2.

TVE curve percentage area under the curve errors (ε _abs and ε _sgn) associated with proposed method (identifying V _es and V _ed)

Pig	Absolute percentage error, ε abs			Signed percentage error, ε sgn
	25th Perc.	Med	75th Perc.	25th Perc.	Med	75th Perc.
Pig 1	9.0	11.6	14.4	−7.0	−4.9	−2.6
Pig 2	7.8	9.4	11.6	−1.4	2.3	6.6
Pig 3	9.4	11.4	15.6	−12.6	−7.8	−4.5
Pig 4	9.5	11.1	13.0	−9.3	−7.5	−5.7
Pig 5	10.5	13.4	19.0	−0.3	5.2	10.1
Mean	9.2	11.4	14.7	−6.1	−2.5	0.8