<s>
Means	B-General_Concept
–	I-General_Concept
ends	I-General_Concept
analysis	I-General_Concept
(	O
MEA	O
)	O
is	O
a	O
problem	O
solving	O
technique	O
used	O
commonly	O
in	O
artificial	B-Application
intelligence	I-Application
(	O
AI	B-Application
)	O
for	O
limiting	O
search	O
in	O
AI	B-Application
programs	O
.	O
</s>
<s>
An	O
important	O
aspect	O
of	O
intelligent	O
behavior	O
as	O
studied	O
in	O
AI	B-Application
is	O
goal-based	O
problem	O
solving	O
,	O
a	O
framework	O
in	O
which	O
the	O
solution	O
to	O
a	O
problem	O
can	O
be	O
described	O
by	O
finding	O
a	O
sequence	O
of	O
actions	O
that	O
lead	O
to	O
a	O
desirable	O
goal	O
.	O
</s>
<s>
This	O
latter	O
case	O
,	O
of	O
which	O
the	O
canonical	O
example	O
is	O
STRIPS	B-Application
,	O
an	O
automated	B-Application
planning	I-Application
computer	O
program	O
,	O
allows	O
task-independent	O
correlation	O
of	O
differences	O
to	O
the	O
operators	O
which	O
reduce	O
them	O
.	O
</s>
<s>
,	O
a	O
problem	O
solver	O
developed	O
in	O
a	O
larger	O
learning-assisted	O
automated	B-Application
planning	I-Application
project	O
started	O
at	O
Carnegie	O
Mellon	O
University	O
by	O
Jaime	O
Carbonell	O
,	O
Steven	O
Minton	O
and	O
Craig	O
Knoblock	O
,	O
is	O
another	O
system	O
that	O
used	O
MEA	O
.	O
</s>
<s>
Professor	O
Morten	O
Lind	O
,	O
at	O
Technical	O
University	O
of	O
Denmark	O
has	O
developed	O
a	O
tool	O
called	O
Multilevel	B-Application
Flow	I-Application
Modeling	I-Application
(	O
MFM	O
)	O
.	O
</s>
