<s>
Cross-recurrence	B-Algorithm
quantification	I-Algorithm
(	O
CRQ	O
)	O
is	O
a	O
non-linear	O
method	O
that	O
quantifies	O
how	O
similarly	O
two	O
observed	O
data	O
series	O
unfold	O
over	O
time	O
.	O
</s>
