Table 2.

Heterogeneous task distance matrix.

	T0	P1	P2	L1-L2	L3-L4
T0	INF	$w\left(e_{T0,P1}\right)$	$w\left(e_{T0,P2}\right)$	$w\left(e_{T0,L1}\right)$	$w\left(e_{T0,L3}\right)$
P1	$w\left(e_{T0,P1}\right)$	INF	$w\left(e_{P1,P2}\right)$	$w\left(e_{P1,L1}\right)$	$w\left(e_{P1,L3}\right)$
P2	$w\left(e_{T0,P2}\right)$	$w\left(e_{P1,P2}\right)$	INF	$w\left(e_{P2,L1}\right)$	$w\left(e_{P2,L3}\right)$
L1-L2	$w\left(e_{T0,L2}\right)$	$w\left(e_{P1,L2}\right)$	$w\left(e_{P2,L2}\right)$	INF	$w\left(e_{L2,L3}\right)$
L3-L4	$w\left(e_{T0,L4}\right)$	$w\left(e_{P1,L4}\right)$	$w\left(e_{P2,L4}\right)$	$w\left(e_{L1,L4}\right)$	INF