<s>
Microsoft	B-Application
Academic	I-Application
Search	I-Application
was	O
a	O
research	O
project	O
and	O
academic	O
search	O
engine	O
retired	O
in	O
2012	O
.	O
</s>
<s>
Microsoft	O
launched	O
a	O
search	O
tool	O
called	O
Windows	B-Application
Live	I-Application
Academic	I-Application
Search	I-Application
in	O
2006	O
to	O
directly	O
compete	O
with	O
Google	B-Library
Scholar	I-Library
.	O
</s>
<s>
It	O
was	O
renamed	O
Live	B-Application
Search	I-Application
Academic	I-Application
after	O
its	O
first	O
year	O
and	O
then	O
discontinued	O
two	O
years	O
later	O
.	O
</s>
<s>
In	O
2009	O
,	O
Microsoft	O
Research	O
Asia	O
Group	O
launched	O
a	O
beta	O
tool	O
called	O
Libra	B-Application
in	O
2009	O
,	O
which	O
was	O
for	O
the	O
purpose	O
of	O
algorithms	O
research	O
in	O
object-level	O
vertical	O
search	O
,	O
data	B-Application
mining	I-Application
,	O
entity	B-General_Concept
linking	I-General_Concept
,	O
and	O
data	B-Application
visualization	I-Application
.	O
</s>
<s>
Libra	B-Application
was	O
redirected	O
to	O
the	O
MAS	O
service	O
by	O
2011	O
and	O
contained	O
27.2	O
million	O
records	O
for	O
books	O
,	O
conference	O
papers	O
,	O
and	O
journals	O
.	O
</s>
<s>
In	O
July	O
2014	O
,	O
Microsoft	O
Research	O
announced	O
that	O
Microsoft	B-Application
Academic	I-Application
was	O
evolving	O
from	O
a	O
research	O
project	O
to	O
a	O
production	O
service	O
,	O
and	O
would	O
be	O
integrating	O
with	O
Microsoft	O
's	O
flagship	O
search	O
engine	O
,	O
Bing	B-Application
,	O
and	O
its	O
intelligent	O
personal	O
assistant	O
service	O
,	O
Cortana	B-Application
.	O
</s>
<s>
“	O
By	O
growing	O
Microsoft	B-Application
Academic	I-Application
Search	I-Application
from	O
a	O
research	O
effort	O
to	O
production	O
,	O
”	O
[	O
Microsoft	O
Research	O
's	O
Kuansan ]	O
Wang	O
says	O
,	O
“	O
our	O
goal	O
is	O
to	O
make	O
Bing-powered	O
Cortana	B-Application
the	O
best	O
personal	O
research	O
assistant	O
for	O
our	O
users	O
"	O
.	O
</s>
