<s>
ARCore	B-Algorithm
,	O
also	O
known	O
as	O
Google	B-Algorithm
Play	I-Algorithm
Services	I-Algorithm
for	I-Algorithm
AR	I-Algorithm
,	O
is	O
a	O
software	B-Application
development	I-Application
kit	I-Application
developed	O
by	O
Google	B-Application
that	O
allows	O
for	O
augmented	B-General_Concept
reality	I-General_Concept
applications	O
to	O
be	O
built	O
.	O
</s>
<s>
ARCore	B-Algorithm
uses	O
three	O
key	O
technologies	O
to	O
integrate	O
virtual	O
content	O
with	O
the	O
real	O
world	O
as	O
seen	O
through	O
the	O
camera	O
of	O
a	O
smartphone	O
or	O
tablet	O
:	O
</s>
<s>
Six	O
degrees	O
of	O
freedom	O
allows	O
the	O
phone	O
to	O
understand	O
and	O
track	B-Operating_System
its	I-Operating_System
position	I-Operating_System
relative	O
to	O
the	O
world	O
.	O
</s>
<s>
ARCore	B-Algorithm
has	O
been	O
integrated	O
into	O
a	O
multitude	O
of	O
devices	O
.	O
</s>
