<s>
Visual	B-Language
modeling	I-Language
is	O
the	O
graphic	O
representation	O
of	O
objects	O
and	O
systems	O
of	O
interest	O
using	O
graphical	O
languages	O
.	O
</s>
<s>
Visual	B-Language
modeling	I-Language
is	O
a	O
way	O
for	O
experts	O
and	O
novices	O
to	O
have	O
a	O
common	O
understanding	O
of	O
otherwise	O
complicated	O
ideas	O
.	O
</s>
<s>
By	O
using	O
visual	B-Language
models	I-Language
complex	O
ideas	O
are	O
not	O
held	O
to	O
human	O
limitations	O
,	O
allowing	O
for	O
greater	O
complexity	O
without	O
a	O
loss	O
of	O
comprehension	O
.	O
</s>
<s>
Visual	B-Language
modeling	I-Language
can	O
also	O
be	O
used	O
to	O
bring	O
a	O
group	O
to	O
a	O
consensus	O
.	O
</s>
<s>
Visual	B-Language
modeling	I-Language
languages	O
may	O
be	O
General-Purpose	B-General_Concept
Modeling	I-General_Concept
(	O
GPM	O
)	O
languages	O
(	O
e.g.	O
,	O
UML	B-Language
,	O
Southbeach	O
Notation	O
,	O
IDEF	O
)	O
or	O
Domain-Specific	B-Language
Modeling	I-Language
(	O
DSM	O
)	O
languages	O
(	O
e.g.	O
,	O
SysML	B-Language
)	O
.	O
</s>
<s>
Visual	O
modelling	O
in	O
computer	O
science	O
had	O
no	O
standard	O
before	O
the	O
90	O
's	O
,	O
and	O
was	O
incomparable	O
until	O
the	O
introduction	O
of	O
the	O
UML	B-Language
.	O
</s>
<s>
They	O
include	O
industry	O
open	O
standards	O
(	O
e.g.	O
,	O
UML	B-Language
,	O
SysML	B-Language
,	O
Modelica	B-Application
)	O
,	O
as	O
well	O
as	O
proprietary	O
standards	O
,	O
such	O
as	O
the	O
visual	O
languages	O
associated	O
with	O
VisSim	B-Application
,	O
MATLAB	B-Language
and	O
Simulink	B-Application
,	O
OPNET	O
,	O
NetSim	O
,	O
NI	B-Algorithm
Multisim	I-Algorithm
,	O
and	O
Reactive	B-Language
Blocks	I-Language
.	O
</s>
<s>
Both	O
VisSim	B-Application
and	O
Reactive	B-Language
Blocks	I-Language
provide	O
a	O
royalty-free	O
,	O
downloadable	O
viewer	O
that	O
lets	O
anyone	O
open	O
and	O
interactively	O
simulate	O
their	O
models	O
.	O
</s>
<s>
The	O
community	O
edition	O
of	O
Reactive	B-Language
Blocks	I-Language
also	O
allows	O
full	O
editing	O
of	O
the	O
models	O
as	O
well	O
as	O
compilation	O
,	O
as	O
long	O
as	O
the	O
work	O
is	O
published	O
under	O
the	O
Eclipse	B-License
Public	I-License
License	I-License
.	O
</s>
<s>
Visual	B-Language
modeling	I-Language
languages	O
are	O
an	O
area	O
of	O
active	O
research	O
that	O
continues	O
to	O
evolve	O
,	O
as	O
evidenced	O
by	O
increasing	O
interest	O
in	O
DSM	O
languages	O
,	O
visual	O
requirements	O
,	O
and	O
visual	O
OWL	B-Language
(	O
Web	B-Language
Ontology	I-Language
Language	I-Language
)	O
.	O
</s>
