<s>
An	O
intelligent	B-Application
user	I-Application
interface	I-Application
(	O
Intelligent	O
UI	O
,	O
IUI	O
,	O
or	O
sometimes	O
Interface	B-Application
Agent	I-Application
)	O
is	O
a	O
user	B-Application
interface	I-Application
(	O
UI	O
)	O
that	O
involves	O
some	O
aspect	O
of	O
artificial	B-Application
intelligence	I-Application
(	O
AI	B-Application
or	O
computational	O
intelligence	O
)	O
.	O
</s>
<s>
There	O
are	O
many	O
modern	O
examples	O
of	O
IUIs	O
,	O
the	O
most	O
famous	O
(	O
or	O
infamous	O
)	O
being	O
the	O
Microsoft	B-General_Concept
Office	I-General_Concept
Assistant	I-General_Concept
,	O
whose	O
most	O
recognizable	O
agentive	O
representation	O
was	O
called	O
"	O
Clippy	B-General_Concept
"	O
.	O
</s>
<s>
Also	O
,	O
in	O
the	O
early	O
1980s	O
,	O
as	O
expert	B-Application
systems	I-Application
took	O
hold	O
in	O
the	O
AI	B-Application
community	O
,	O
expert	B-Application
systems	I-Application
were	O
applied	O
to	O
UIs	O
(	O
e.g.	O
,	O
the	O
aptly-named	O
"	O
WIZARD	O
"	O
system	O
)	O
.	O
</s>
<s>
In	O
the	O
1990s	O
the	O
application	O
of	O
plan	O
inference	O
to	O
interaction	O
formed	O
the	O
basis	O
for	O
research	O
in	O
what	O
then	O
was	O
named	O
natural	B-Application
interfaces	I-Application
(	O
the	O
term	O
has	O
later	O
come	O
to	O
evolve	O
to	O
mean	O
full-body	O
interaction	O
)	O
.	O
</s>
<s>
Later	O
IUIs	O
,	O
such	O
as	O
Clippy	B-General_Concept
,	O
are	O
more	O
statistically-based	O
,	O
using	O
machine	O
learning	O
methods	O
to	O
decide	O
how	O
to	O
tune	O
the	O
interactive	O
experience	O
to	O
the	O
individual	O
user	O
.	O
</s>
<s>
In	O
the	O
2000s	O
this	O
strand	O
of	O
research	O
often	O
is	O
labeled	O
personalization	O
,	O
most	O
often	O
employing	O
various	O
recommender	B-Application
system	I-Application
techniques	O
to	O
adapt	O
the	O
behavior	O
of	O
an	O
interface	O
or	O
an	O
entire	O
interactive	O
system	O
to	O
individual	O
user	O
preferences	O
.	O
</s>
<s>
Research	O
in	O
intelligent	B-Application
user	I-Application
interfaces	I-Application
is	O
published	O
in	O
general	O
Human-Computer	O
Interaction	O
conferences	O
and	O
journals	O
such	O
as	O
CHI	O
or	O
UIST	O
as	O
well	O
as	O
in	O
some	O
artificial	B-Application
intelligence	I-Application
research	I-Application
channels	O
such	O
as	O
those	O
hosted	O
by	O
the	O
AAAI	O
,	O
but	O
most	O
importantly	O
there	O
are	O
the	O
dedicated	O
conference	O
series	O
on	O
(	O
since	O
1988	O
)	O
and	O
(	O
since	O
2007	O
)	O
,	O
as	O
well	O
as	O
the	O
journal	O
(	O
since	O
1990	O
)	O
.	O
</s>
