Link creation and information spreading over social and communication ties in an interest-based online social network

EPJ Data Science

Table 2 Evolution of some quantities from one snapshot to the next

	$1 \to 2$	$2 \to 3$	$3 \to 4$	$4 \to 5$	$5 \to 6$
New nodes	2,241	2,121	1,911	3,214	3,567
Removed nodes	239	222	230	220	684
New edges	19,472	18,324	17,618	24,805	26,883
Removed edges	642	763	713	782	700
New edges existing nodes	10,044	9,296	9,758	11,925	12,520
u→v	54%	53%	54%	55%	51%
Reciprocated	10%	13%	13%	13%	14%
u↔v	36%	34%	33%	32%	35%
Simple closure	21%	21%	22%	21%	19%
Double closure	9%	10%	9%	9%	9%

The last two sections report the fractions of different edge types among the new edges created between nodes already existing at the beginning of the time window considered.