<s>
TSIS-CORSIM	O
is	O
a	O
microscopic	O
traffic	O
simulation	O
software	O
package	O
for	O
signal	O
systems	O
,	O
highway	O
systems	O
,	O
freeway	O
systems	O
,	O
or	O
combined	O
signal	O
,	O
highway	O
and	O
freeway	O
systems	O
.	O
</s>
<s>
CORSIM	B-Application
(	O
CORridor	O
SIMulation	O
)	O
consists	O
of	O
an	O
integrated	O
set	O
of	O
two	O
microscopic	B-Application
simulation	I-Application
models	O
that	O
represent	O
the	O
entire	O
traffic	O
environment	O
.	O
</s>
<s>
Microscopic	B-Application
simulation	I-Application
models	O
the	O
movements	O
of	O
individual	O
vehicles	O
,	O
which	O
include	O
the	O
influences	O
of	O
geometric	O
conditions	O
,	O
control	O
conditions	O
,	O
and	O
driver	O
behavior	O
.	O
</s>
<s>
In	O
the	O
1990s	O
NETSIM	O
and	O
FRESIM	O
were	O
combined	O
to	O
form	O
CORSIM	B-Application
,	O
and	O
the	O
first	O
public	O
release	O
of	O
CORSIM	B-Application
occurred	O
in	O
1998	O
.	O
</s>
<s>
Over	O
the	O
years	O
,	O
FHWA	O
has	O
provided	O
significant	O
funding	O
for	O
the	O
development	O
of	O
TSIS-CORSIM	O
and	O
its	O
various	O
components	O
.	O
</s>
<s>
Numerous	O
universities	O
and	O
software	O
companies	O
have	O
also	O
participated	O
in	O
the	O
development	O
of	O
CORSIM	B-Application
.	O
</s>
<s>
CORSIM	B-Application
continues	O
to	O
undergo	O
further	O
development	O
,	O
and	O
is	O
currently	O
maintained	O
by	O
the	O
University	O
of	O
Florida	O
's	O
McTrans	O
Center	O
.	O
</s>
<s>
TSIS-CORSIM	O
and	O
TRANSYT-7F	B-Application
are	O
now	O
distributed	O
together	O
as	O
one	O
combined	O
product	O
.	O
</s>
<s>
TRANSYT-7F	B-Application
enhances	O
the	O
traffic	O
signal	O
analysis	O
functionality	O
of	O
CORSIM	B-Application
.	O
</s>
<s>
CORSIM	B-Application
input	O
files	O
can	O
also	O
automatically	O
be	O
generated	O
by	O
the	O
Highway	O
Capacity	O
Software	O
(	O
HCS	O
)	O
and	O
other	O
third-party	O
products	O
.	O
</s>
