<s>
Statistical	B-Algorithm
relational	I-Algorithm
learning	I-Algorithm
(	O
SRL	O
)	O
is	O
a	O
subdiscipline	O
of	O
artificial	B-Application
intelligence	I-Application
and	O
machine	O
learning	O
that	O
is	O
concerned	O
with	O
domain	B-Application
models	I-Application
that	O
exhibit	O
both	O
uncertainty	O
(	O
which	O
can	O
be	O
dealt	O
with	O
using	O
statistical	O
methods	O
)	O
and	O
complex	O
,	O
relational	B-Algorithm
structure	O
.	O
</s>
<s>
Note	O
that	O
SRL	O
is	O
sometimes	O
called	O
Relational	B-Algorithm
Machine	O
Learning	O
(	O
RML	O
)	O
in	O
the	O
literature	O
.	O
</s>
<s>
Typically	O
,	O
the	O
knowledge	O
representation	O
formalisms	O
developed	O
in	O
SRL	O
use	O
(	O
a	O
subset	O
of	O
)	O
first-order	O
logic	O
to	O
describe	O
relational	B-Algorithm
properties	O
of	O
a	O
domain	O
in	O
a	O
general	O
manner	O
(	O
universal	O
quantification	O
)	O
and	O
draw	O
upon	O
probabilistic	O
graphical	O
models	O
(	O
such	O
as	O
Bayesian	O
networks	O
or	O
Markov	O
networks	O
)	O
to	O
model	O
the	O
uncertainty	O
;	O
some	O
also	O
build	O
upon	O
the	O
methods	O
of	O
inductive	B-Application
logic	I-Application
programming	I-Application
.	O
</s>
<s>
Therefore	O
,	O
alternative	O
terms	O
that	O
reflect	O
the	O
main	O
foci	O
of	O
the	O
field	O
include	O
statistical	B-Algorithm
relational	I-Algorithm
learning	I-Algorithm
and	O
reasoning	O
(	O
emphasizing	O
the	O
importance	O
of	O
reasoning	O
)	O
and	O
first-order	O
probabilistic	O
languages	O
(	O
emphasizing	O
the	O
key	O
properties	O
of	O
the	O
languages	O
with	O
which	O
models	O
are	O
represented	O
)	O
.	O
</s>
<s>
A	O
number	O
of	O
canonical	O
tasks	O
are	O
associated	O
with	O
statistical	B-Algorithm
relational	I-Algorithm
learning	I-Algorithm
,	O
the	O
most	O
common	O
ones	O
being	O
.	O
</s>
<s>
link	B-Application
prediction	I-Application
,	O
i.e.	O
</s>
<s>
the	O
grouping	B-Algorithm
of	O
similar	O
objects	O
,	O
where	O
similarity	O
is	O
determined	O
according	O
to	O
the	O
links	O
of	O
an	O
object	O
,	O
and	O
the	O
related	O
task	O
of	O
collaborative	B-Algorithm
filtering	I-Algorithm
,	O
i.e.	O
</s>
<s>
object	B-General_Concept
identification/entity	I-General_Concept
resolution/record	I-General_Concept
linkage	I-General_Concept
,	O
i.e.	O
</s>
<s>
Probabilistic	O
relational	B-Algorithm
model	O
–	O
a	O
Probabilistic	O
Relational	B-Algorithm
Model	O
(	O
PRM	O
)	O
is	O
the	O
counterpart	O
of	O
a	O
Bayesian	O
network	O
in	O
statistical	B-Algorithm
relational	I-Algorithm
learning	I-Algorithm
.	O
</s>
