<s>
Netpage	B-General_Concept
is	O
a	O
software	O
system	O
and	O
infrastructure	O
which	O
makes	O
printed	O
paper	O
interactive	O
.	O
</s>
<s>
It	O
has	O
multiple	O
manifestations	O
,	O
including	O
digital	B-Device
pens	I-Device
,	O
digital	B-General_Concept
paper	I-General_Concept
,	O
and	O
augmented	B-General_Concept
reality	I-General_Concept
interfaces	O
,	O
such	O
as	O
the	O
Netpage	B-General_Concept
mobile	B-Application
app	I-Application
.	O
</s>
<s>
The	O
app	O
uses	O
image	O
recognition	O
technology	O
to	O
recognise	O
content	O
on	O
Netpage-enabled	O
printed	O
pages	O
,	O
and	O
then	O
serves	O
up	O
a	O
"	O
digital	O
twin	O
"	O
of	O
the	O
recognized	O
page	O
.	O
</s>
<s>
Facebook	B-Application
,	O
Pinterest	B-Application
and	O
Twitter	B-Application
)	O
,	O
the	O
ability	O
to	O
purchase	O
products	O
,	O
watch	O
embedded	O
videos	O
,	O
follow	O
hyperlinks	O
,	O
translate	O
text	O
,	O
download	O
and	O
attach	O
files	O
,	O
and	O
other	O
functionality	O
.	O
</s>
<s>
When	O
in	O
use	O
,	O
the	O
Netpage	B-General_Concept
universal	O
print	O
browser	O
app	O
looks	O
like	O
the	O
smartphone	O
is	O
displaying	O
a	O
camera	O
view	O
of	O
the	O
printed	O
page	O
,	O
but	O
is	O
actually	O
displaying	O
a	O
digital	O
web	O
page	O
(	O
the	O
digital	O
twin	O
)	O
styled	O
to	O
mimic	O
the	O
printed	O
page	O
and	O
rendered	O
in	O
real	O
time	O
.	O
</s>
<s>
The	O
following	O
documents	O
are	O
freely	O
available	O
and	O
are	O
good	O
demonstrations	O
of	O
the	O
capabilities	O
of	O
Netpage	B-General_Concept
.	O
</s>
<s>
They	O
require	O
the	O
use	O
of	O
the	O
Netpage	B-General_Concept
app	O
,	O
which	O
can	O
be	O
downloaded	O
from	O
the	O
Apple	O
App	O
Store	O
.	O
</s>
