<s>
In	O
computer	B-General_Concept
science	I-General_Concept
,	O
SimHash	B-Algorithm
is	O
a	O
technique	O
for	O
quickly	O
estimating	O
how	O
similar	O
two	O
sets	O
are	O
.	O
</s>
<s>
The	O
algorithm	O
is	O
used	O
by	O
the	B-Application
Google	I-Application
Crawler	B-Application
to	O
find	O
near	O
duplicate	O
pages	O
.	O
</s>
<s>
In	O
2021	O
Google	B-Application
announced	O
its	O
intent	O
to	O
also	O
use	O
the	O
algorithm	O
in	O
their	O
newly	O
created	O
FLoC	B-Operating_System
(	O
Federated	B-Operating_System
Learning	I-Operating_System
of	I-Operating_System
Cohorts	I-Operating_System
)	O
system	O
.	O
</s>
<s>
A	O
large	O
scale	O
evaluation	O
has	O
been	O
conducted	O
by	O
Google	B-Application
in	O
2006	O
to	O
compare	O
the	O
performance	O
of	O
Minhash	B-Algorithm
and	O
Simhash	B-Algorithm
algorithms	O
.	O
</s>
<s>
In	O
2007	O
Google	B-Application
reported	O
using	O
Simhash	B-Algorithm
for	O
duplicate	O
detection	O
for	O
web	B-Application
crawling	I-Application
and	O
using	O
Minhash	B-Algorithm
and	O
LSH	B-Algorithm
for	O
Google	B-Application
News	I-Application
personalization	O
.	O
</s>
