Nonpreferential Attachment Leads to Scale-Free or Not

Table 1

Comparisons of average path length between real networks and simulation networks.

Network	N	<k>	L(real)	L(model)
Dolphins [49]	62	5.12903	3.45433	2.7345
Gene fusion [50]	291	1.91753	3.87139	4.0270
Yeast [51]	1870	2.43529	7.06974	8.2569
Route views [15]	6474	4.29255	3.66686	5.5543
Sister cities [46]	14274	2.88258	7.65392	7.2581
Network science [52]	1461	3.75359	6.28528	5.0790
Food web [53]	183	27.2568	2.12782	1.9885
Political blogs [54]	1224	54.6242	2.74667	2.1063
Infectious [55]	410	84.3805	1.78397	1.7953