<s>
Microsoft	B-General_Concept
Search	I-General_Concept
Server	I-General_Concept
(	O
MSS	O
)	O
was	O
an	O
enterprise	B-Application
search	I-Application
platform	O
from	O
Microsoft	O
,	O
based	O
on	O
the	O
search	O
capabilities	O
of	O
Microsoft	B-Protocol
Office	I-Protocol
SharePoint	I-Protocol
Server	I-Protocol
.	O
</s>
<s>
MSS	O
shared	O
its	O
architectural	O
underpinnings	O
with	O
the	O
Windows	B-Application
Search	I-Application
platform	O
for	O
both	O
the	O
querying	O
engine	O
and	O
the	O
indexer	O
.	O
</s>
<s>
Microsoft	B-General_Concept
Search	I-General_Concept
Server	I-General_Concept
was	O
once	O
known	O
as	O
SharePoint	B-General_Concept
Server	I-General_Concept
for	I-General_Concept
Search	I-General_Concept
.	O
</s>
<s>
Microsoft	B-General_Concept
Search	I-General_Concept
Server	I-General_Concept
was	O
made	O
available	O
as	O
Search	B-General_Concept
Server	I-General_Concept
2008	O
,	O
which	O
was	O
released	O
in	O
the	O
first	O
half	O
of	O
2008	O
.	O
</s>
<s>
In	O
2010	O
,	O
Search	B-General_Concept
Server	I-General_Concept
2010	O
became	O
available	O
,	O
including	O
a	O
free	O
version	O
,	O
named	O
Search	B-General_Concept
Server	I-General_Concept
2010	O
Express	O
.	O
</s>
<s>
The	O
express	O
edition	O
featured	O
the	O
same	O
feature-set	O
as	O
the	O
commercial	O
edition	O
,	O
including	O
no	O
limitation	O
on	O
the	O
number	O
of	O
files	O
indexed	O
;	O
however	O
,	O
it	O
was	O
limited	O
to	O
a	O
stand-alone	O
installation	O
and	O
could	O
not	O
be	O
scaled	O
out	O
to	O
a	O
cluster	B-Architecture
.	O
</s>
<s>
A	O
release	O
candidate	O
of	O
Search	B-General_Concept
Server	I-General_Concept
Express	I-General_Concept
2008	O
was	O
made	O
available	O
on	O
November	O
7	O
,	O
2007	O
and	O
was	O
scheduled	O
to	O
Release	O
to	O
Manufacturing	O
(	O
RTM	O
)	O
in	O
sync	O
with	O
Search	B-General_Concept
Server	I-General_Concept
2008	O
.	O
</s>
<s>
The	O
interface	O
was	O
available	O
as	O
a	O
web	B-Application
application	I-Application
,	O
accessed	O
using	O
a	O
browser	O
.	O
</s>
<s>
The	O
relevance	O
determination	O
algorithm	O
was	O
developed	O
by	O
Microsoft	O
Research	O
and	O
Windows	B-Application
Live	I-Application
Search	I-Application
.	O
</s>
<s>
Alerts	O
could	O
be	O
set	O
for	O
specific	O
queries	O
,	O
where	O
the	O
user	O
was	O
informed	O
of	O
changes	O
to	O
the	O
results	O
of	O
a	O
query	O
via	O
email	O
or	O
RSS	B-General_Concept
.	O
</s>
<s>
The	O
search	O
center	O
UI	O
used	O
the	O
ASP.NET	B-Application
web	O
part	O
infrastructure	O
and	O
could	O
be	O
customized	O
using	O
either	O
Microsoft	B-Application
Visual	I-Application
Studio	I-Application
or	O
Microsoft	B-Application
Office	I-Application
SharePoint	I-Application
Designer	I-Application
.	O
</s>
<s>
The	O
indexing	O
connector	O
included	O
protocol	O
handlers	O
,	O
metadata	O
handlers	O
and	O
iFilters	B-Library
to	O
enumerate	O
the	O
data	O
items	O
in	O
the	O
source	O
and	O
extract	O
metadata	O
from	O
the	O
items	O
in	O
the	O
data	O
source	O
.	O
</s>
<s>
If	O
the	O
file	O
type	O
in	O
the	O
source	O
had	O
a	O
corresponding	O
iFilter	B-Library
,	O
then	O
it	O
was	O
used	O
to	O
extract	O
the	O
text	O
of	O
the	O
file	O
for	O
full	O
text	O
indexing	O
as	O
well	O
.	O
</s>
<s>
The	O
handlers	O
and	O
iFilters	B-Library
MSS	O
used	O
are	O
the	O
same	O
as	O
used	O
by	O
SharePoint	B-Protocol
,	O
Microsoft	B-Application
SQL	I-Application
Server	I-Application
and	O
Windows	B-Application
Search	I-Application
as	O
well	O
.	O
</s>
<s>
The	O
data	O
sources	O
that	O
were	O
to	O
be	O
indexed	O
were	O
identified	O
by	O
their	O
URIs	B-Protocol
and	O
had	O
to	O
be	O
configured	O
prior	O
to	O
indexing	O
.	O
</s>
<s>
MSS	O
could	O
also	O
federate	O
searches	O
to	O
other	O
search	B-Application
services	I-Application
(	O
including	O
SharePoint	B-Protocol
and	O
web	B-Application
search	I-Application
servers	O
)	O
that	O
supported	O
the	O
OpenSearch	B-Application
protocol	O
.	O
</s>
<s>
Federated	O
locations	O
could	O
be	O
serialized	B-Application
to	O
a	O
.fld	O
file	O
.	O
</s>
<s>
The	O
administration	O
UI	O
,	O
which	O
was	O
also	O
presented	O
as	O
a	O
web	B-Application
application	I-Application
,	O
could	O
be	O
used	O
to	O
review	O
statistics	O
such	O
as	O
most	O
frequent	O
queries	O
,	O
top	O
destination	O
hits	O
,	O
click	O
through	O
rates	O
etc.	O
,	O
as	O
well	O
as	O
fine	O
tune	O
relevancy	O
settings	O
,	O
indexing	O
policies	O
(	O
including	O
inclusion	O
and	O
exclusion	O
filters	O
)	O
and	O
schedules	O
,	O
and	O
set	O
up	O
a	O
cluster	B-Architecture
of	O
the	O
servers	O
.	O
</s>
