Table 1.

reference vs. fast_sn: processing time (in seconds) and fast_sn speedup.

Dataset	Proc. time (reference)	Proc. time (fast_sn)	Proc. speedup
A	52.4 s	2.5 s	20.7
B	157.4 s	2.7 s	58.1
C	78.3 s	1.5 s	51.8
D	61.7 s	1.4 s	41.8