<s>
Swarm	B-Application
is	O
the	O
name	O
of	O
an	O
open-source	O
agent-based	O
modeling	O
simulation	O
package	O
,	O
useful	O
for	O
simulating	O
the	O
interaction	O
of	O
agents	O
(	O
social	O
or	O
biological	O
)	O
and	O
their	O
emergent	O
collective	O
behaviour	O
.	O
</s>
<s>
Swarm	B-Application
was	O
initially	O
developed	O
at	O
the	O
Santa	O
Fe	O
Institute	O
in	O
the	O
mid-1990s	O
,	O
and	O
since	O
1999	O
has	O
been	O
maintained	O
by	O
the	O
non-profit	O
Swarm	B-Application
Development	O
Group	O
.	O
</s>
<s>
Also	O
known	O
as	O
the	O
Swarm	B-Application
Simulation	O
System	O
,	O
it	O
is	O
available	O
for	O
free	O
and	O
use	O
,	O
covered	O
by	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
.	O
</s>
<s>
Early	O
development	O
work	O
on	O
Swarm	B-Application
was	O
completed	O
by	O
Chris	O
Langton	O
(	O
SFI	O
)	O
,	O
Roger	O
Burkhart	O
(	O
John	O
Deere	O
)	O
,	O
Nelson	O
Minar	O
(	O
SFI	O
)	O
,	O
Manor	O
Askenazi	O
(	O
SFI	O
)	O
,	O
Glen	O
Ropella	O
(	O
SFI	O
)	O
,	O
Marcus	O
Daniels	O
(	O
SFI	O
)	O
,	O
and	O
Alex	O
Lancaster	O
(	O
SFI	O
)	O
.	O
</s>
<s>
Since	O
that	O
time	O
,	O
many	O
hundreds	O
of	O
people	O
around	O
the	O
world	O
have	O
contributed	O
to	O
the	O
continued	O
open	O
source	O
development	O
of	O
the	O
suite	O
of	O
Swarm	B-Application
ABM	O
tools	O
.	O
</s>
<s>
Agent-based	O
modeling	O
seeks	O
to	O
replicate	O
these	O
complexities	O
and	O
adaptations	O
in	O
computational	O
environments	O
where	O
these	O
interactive	O
emergent	O
behaviors	O
can	O
be	O
analyzed	O
multi-dimensionally	O
.	O
</s>
<s>
By	O
defining	O
and	O
assigning	O
agencies	O
reflective	O
of	O
prescribed	O
behaviors	O
,	O
known	O
or	O
estimated	O
,	O
to	O
active	O
software	O
agents	O
in	O
a	O
computer	B-Application
simulation	I-Application
,	O
scientists	O
can	O
approximate	O
experimental	O
results	O
not	O
possible	O
in	O
natural	O
temporal	O
frameworks	O
.	O
</s>
<s>
Swarm	B-Application
and	O
other	O
agent-based	O
modeling	O
platforms	O
afford	O
scientists	O
the	O
opportunity	O
to	O
conduct	O
and	O
visualize	B-Application
experiments	O
in	O
these	O
synthetic	O
macro	O
and	O
microenvironments	O
for	O
testing	O
scientific	O
theories	O
,	O
natural	O
data	O
sets	O
,	O
and	O
other	O
analyses	O
while	O
free	O
of	O
pressing	O
constraints	O
like	O
time	O
,	O
volume	O
,	O
hazards	O
,	O
or	O
many	O
other	O
parameters	O
.	O
</s>
<s>
Agent-based	O
models	O
have	O
been	O
used	O
since	O
the	O
mid-1990s	O
to	O
solve	O
a	O
variety	O
of	O
business	O
and	O
technology	O
problems	O
.	O
</s>
<s>
distributed	B-Architecture
computing	I-Architecture
;	O
</s>
<s>
workforce	B-Application
management	I-Application
;	O
</s>
<s>
Agent-based	O
modeling	O
tools	O
can	O
be	O
used	O
to	O
test	O
how	O
changes	O
in	O
individual	O
behaviors	O
will	O
affect	O
the	O
overall	O
,	O
emergent	O
system	O
behavior	O
.	O
</s>
