<s>
The	O
Metadata	B-Language
Encoding	I-Language
and	I-Language
Transmission	I-Language
Standard	I-Language
(	O
METS	B-Language
)	O
is	O
a	O
metadata	O
standard	O
for	O
encoding	O
descriptive	O
,	O
administrative	O
,	O
and	O
structural	O
metadata	O
regarding	O
objects	O
within	O
a	O
digital	O
library	O
,	O
expressed	O
using	O
the	O
XML	B-Protocol
schema	O
language	O
of	O
the	O
World	O
Wide	O
Web	O
Consortium	O
(	O
W3C	O
)	O
.	O
</s>
<s>
METS	B-Language
is	O
an	O
XML	B-Protocol
Schema	O
designed	O
for	O
the	O
purpose	O
of	O
:	O
</s>
<s>
Creating	O
XML	B-Protocol
document	I-Protocol
instances	O
that	O
express	O
the	O
hierarchical	O
structure	O
of	O
digital	O
library	O
objects	O
.	O
</s>
<s>
METS	B-Language
can	O
,	O
therefore	O
,	O
be	O
used	O
as	O
a	O
tool	O
for	O
modeling	O
real	O
world	O
objects	O
,	O
such	O
as	O
particular	O
document	O
types	O
.	O
</s>
<s>
Depending	O
on	O
its	O
use	O
,	O
a	O
METS	B-Language
document	O
could	O
be	O
used	O
in	O
the	O
role	O
of	O
Submission	O
Information	O
Package	O
(	O
SIP	O
)	O
,	O
Archival	O
Information	O
Package	O
(	O
AIP	O
)	O
,	O
or	O
Dissemination	O
Information	O
Package	O
(	O
DIP	O
)	O
within	O
the	O
Open	O
Archival	O
Information	O
System	O
(	O
OAIS	O
)	O
Reference	O
Model	O
.	O
</s>
<s>
METS	B-Language
is	O
intended	O
to	O
promote	O
the	O
preservation	O
of	O
,	O
and	O
interoperability	O
between	O
digital	O
libraries	O
.	O
</s>
<s>
The	O
open	O
flexibility	O
of	O
METS	B-Language
means	O
that	O
there	O
is	O
not	O
a	O
prescribed	O
vocabulary	O
which	O
allows	O
many	O
different	O
types	O
of	O
institutions	O
,	O
with	O
many	O
different	O
document	O
types	O
,	O
to	O
utilize	O
METS	B-Language
.	O
</s>
<s>
The	O
customization	O
of	O
METS	B-Language
makes	O
it	O
highly	O
functional	O
internally	O
,	O
but	O
creates	O
limitations	O
for	O
interoperability	O
.	O
</s>
<s>
These	O
profiles	O
document	O
the	O
implementation	O
of	O
METS	B-Language
specific	O
to	O
that	O
institution	O
helping	O
to	O
map	O
content	O
in	O
order	O
for	O
exchanged	O
METS	B-Language
documents	O
to	O
be	O
more	O
usable	O
across	O
institutions	O
.	O
</s>
<s>
A	O
type	O
of	O
structural	O
and	O
metadata	O
encoding	O
system	O
using	O
an	O
XML	B-Protocol
Document	I-Protocol
Type	O
Definition	O
(	O
DTD	O
)	O
was	O
the	O
result	O
of	O
these	O
efforts	O
.	O
</s>
<s>
This	O
revision	O
was	O
the	O
foundation	O
for	O
the	O
current	O
METS	B-Language
schema	O
,	O
officially	O
named	O
in	O
April	O
of	O
that	O
year	O
.	O
</s>
<s>
METS	B-Language
header	O
metsHdr	O
:	O
the	O
METS	B-Language
document	O
itself	O
,	O
such	O
as	O
its	O
creator	O
,	O
editor	O
,	O
etc	O
.	O
</s>
<s>
Descriptive	O
Metadata	O
dmdSec	O
:	O
May	O
contain	O
internally	O
embedded	O
metadata	O
or	O
point	O
to	O
metadata	O
external	O
to	O
the	O
METS	B-Language
document	O
.	O
</s>
<s>
As	O
with	O
descriptive	O
metadata	O
,	O
administrative	O
metadata	O
may	O
be	O
internally	O
encoded	O
or	O
external	O
to	O
the	O
METS	B-Language
document	O
.	O
</s>
<s>
Although	O
this	O
section	O
is	O
not	O
required	O
,	O
it	O
is	O
typically	O
included	O
in	O
most	O
METS	B-Language
documents	O
as	O
it	O
adds	O
a	O
level	O
of	O
functionality	O
to	O
the	O
structure	O
of	O
the	O
document	O
.	O
</s>
<s>
The	O
Structural	O
Map	O
is	O
the	O
only	O
section	O
required	O
for	O
all	O
METS	B-Language
documents	O
.	O
</s>
<s>
Structural	O
Links	O
structLink	O
:	O
Allows	O
METS	B-Language
creators	O
to	O
record	O
the	O
existence	O
of	O
hyperlinks	O
between	O
nodes	O
in	O
the	O
Structural	O
Map	O
.	O
</s>
<s>
This	O
is	O
of	O
particular	O
value	O
in	O
using	O
METS	B-Language
to	O
archive	O
Websites	O
.	O
</s>
<s>
Behavioral	O
behaviorSec	O
:	O
Used	O
to	O
associate	O
executable	O
behaviors	O
with	O
content	O
in	O
the	O
METS	B-Language
object	O
.	O
</s>
