<s>
The	O
LIDA	B-Architecture
(	O
Learning	O
Intelligent	O
Distribution	O
Agent	O
)	O
cognitive	B-Architecture
architecture	I-Architecture
is	O
an	O
integrated	O
artificial	O
cognitive	B-Application
system	I-Application
that	O
attempts	O
to	O
model	O
a	O
broad	O
spectrum	O
of	O
cognition	O
in	O
biological	O
systems	O
,	O
from	O
low-level	O
perception/action	O
to	O
high-level	O
reasoning	O
.	O
</s>
<s>
Developed	O
primarily	O
by	O
Stan	O
Franklin	O
and	O
colleagues	O
at	O
the	O
University	O
of	O
Memphis	O
,	O
the	O
LIDA	B-Architecture
architecture	O
is	O
empirically	O
grounded	O
in	O
cognitive	O
science	O
and	O
cognitive	O
neuroscience	O
.	O
</s>
<s>
In	O
addition	O
to	O
providing	O
hypotheses	O
to	O
guide	O
further	O
research	O
,	O
the	O
architecture	O
can	O
support	O
control	O
structures	O
for	O
software	B-General_Concept
agents	I-General_Concept
and	O
robots	O
.	O
</s>
<s>
Providing	O
plausible	O
explanations	O
for	O
many	O
cognitive	O
processes	O
,	O
the	O
LIDA	B-Architecture
conceptual	O
model	O
is	O
also	O
intended	O
as	O
a	O
tool	O
with	O
which	O
to	O
think	O
about	O
how	O
minds	O
work	O
.	O
</s>
<s>
Two	O
hypotheses	O
underlie	O
the	O
LIDA	B-Architecture
architecture	O
and	O
its	O
corresponding	O
conceptual	O
model	O
:	O
1	O
)	O
Much	O
of	O
human	O
cognition	O
functions	O
by	O
means	O
of	O
frequently	O
iterated	O
(	O
~	O
10Hz	O
)	O
interactions	O
,	O
called	O
cognitive	O
cycles	O
,	O
between	O
conscious	O
contents	O
,	O
the	O
various	O
memory	O
systems	O
and	O
action	O
selection	O
.	O
</s>
<s>
Though	O
it	O
is	O
neither	O
symbolic	O
nor	O
strictly	O
connectionist	O
,	O
LIDA	B-Architecture
is	O
a	O
hybrid	O
architecture	O
in	O
that	O
it	O
employs	O
a	O
variety	O
of	O
computational	O
mechanisms	O
,	O
chosen	O
for	O
their	O
psychological	O
plausibility	O
.	O
</s>
<s>
The	O
LIDA	B-Architecture
cognitive	O
cycle	O
is	O
composed	O
of	O
modules	O
and	O
processes	O
employing	O
these	O
mechanisms	O
.	O
</s>
<s>
The	O
LIDA	B-Architecture
architecture	O
employs	O
several	O
modules	O
that	O
are	O
designed	O
using	O
computational	O
mechanisms	O
drawn	O
from	O
the	O
"	O
new	O
AI	B-Application
"	O
.	O
</s>
<s>
These	O
include	O
variants	O
of	O
the	O
Copycat	B-Language
Architecture	I-Language
,	O
sparse	B-Architecture
distributed	I-Architecture
memory	I-Architecture
,	O
the	O
schema	O
mechanism	O
,	O
the	O
Behavior	O
Net	O
,	O
and	O
the	O
subsumption	B-Architecture
architecture	I-Architecture
.	O
</s>
<s>
As	O
a	O
comprehensive	O
,	O
conceptual	O
and	O
computational	O
cognitive	B-Architecture
architecture	I-Architecture
the	O
LIDA	B-Architecture
architecture	O
is	O
intended	O
to	O
model	O
a	O
large	O
portion	O
of	O
human	O
cognition	O
.	O
</s>
<s>
Comprising	O
a	O
broad	O
array	O
of	O
cognitive	O
modules	O
and	O
processes	O
,	O
the	O
LIDA	B-Architecture
architecture	O
attempts	O
to	O
implement	O
and	O
flesh	O
out	O
a	O
number	O
of	O
psychological	O
and	O
neuropsychological	O
theories	O
including	O
Global	O
Workspace	O
Theory	O
,	O
situated	O
cognition	O
,	O
perceptual	O
symbol	O
systems	O
,	O
working	O
memory	O
,	O
memory	O
by	O
affordances	O
,	O
long-term	O
working	O
memory	O
,	O
and	O
the	O
H-CogAff	O
architecture	O
.	O
</s>
<s>
The	O
LIDA	B-Architecture
cognitive	O
cycle	O
can	O
be	O
subdivided	O
into	O
three	O
phases	O
:	O
the	O
understanding	O
phase	O
,	O
the	O
attention	O
(	O
consciousness	O
)	O
phase	O
,	O
and	O
the	O
action	O
selection	O
and	O
learning	O
phase	O
.	O
</s>
<s>
Virtual	O
Mattie	O
(	O
V-Mattie	O
)	O
is	O
a	O
software	B-General_Concept
agent	I-General_Concept
that	O
gathers	O
information	O
from	O
seminar	O
organizers	O
,	O
composes	O
announcements	O
of	O
next	O
week	O
's	O
seminars	O
,	O
and	O
mails	O
them	O
each	O
week	O
to	O
a	O
list	O
that	O
it	O
keeps	O
updated	O
,	O
all	O
without	O
the	O
supervision	O
of	O
a	O
human	O
.	O
</s>
<s>
Baars	O
 '	O
Global	O
Workspace	O
Theory	O
(	O
GWT	O
)	O
inspired	O
the	O
transformation	O
of	O
V-Mattie	O
into	O
Conscious	O
Mattie	O
,	O
a	O
software	B-General_Concept
agent	I-General_Concept
with	O
the	O
same	O
domain	O
and	O
tasks	O
whose	O
architecture	O
included	O
a	O
consciousness	O
mechanism	O
à	O
la	O
GWT	O
.	O
</s>
<s>
Conscious	O
Mattie	O
was	O
the	O
first	O
functionally	O
,	O
though	O
not	O
phenomenally	O
,	O
conscious	O
software	B-General_Concept
agent	I-General_Concept
.	O
</s>
<s>
The	O
LIDA	B-Architecture
(	O
Learning	O
IDA	O
)	O
architecture	O
was	O
originally	O
spawned	O
from	O
IDA	O
by	O
the	O
addition	O
of	O
several	O
styles	O
and	O
modes	O
of	O
learning	O
,	O
but	O
has	O
since	O
then	O
grown	O
to	O
become	O
a	O
much	O
larger	O
and	O
generic	O
software	O
framework	O
.	O
</s>
