<s>
Sketch	B-Algorithm
Engine	I-Algorithm
is	O
a	O
corpus	O
manager	O
and	O
text	O
analysis	O
software	O
developed	O
by	O
Lexical	O
Computing	O
CZ	O
s.r.o.	O
</s>
<s>
Sketch	B-Algorithm
Engine	I-Algorithm
gained	O
its	O
name	O
after	O
one	O
of	O
the	O
key	O
features	O
,	O
word	O
sketches	O
:	O
one-page	O
,	O
automatic	O
,	O
corpus-derived	O
summaries	O
of	O
a	O
word	O
's	O
grammatical	O
and	O
collocational	O
behaviour	O
.	O
</s>
<s>
Sketch	B-Algorithm
Engine	I-Algorithm
is	O
a	O
product	O
of	O
Lexical	O
Computing	O
Limited	O
,	O
a	O
company	O
founded	O
in	O
2003	O
by	O
the	O
lexicographer	O
and	O
research	O
scientist	O
Adam	O
Kilgarriff	O
.	O
</s>
<s>
Since	O
then	O
,	O
Sketch	B-Algorithm
Engine	I-Algorithm
has	O
been	O
commercial	B-Application
software	I-Application
,	O
however	O
,	O
all	O
the	O
core	O
features	O
of	O
Manatee	O
and	O
Bonito	O
that	O
were	O
developed	O
by	O
2003	O
(	O
and	O
extended	O
since	O
then	O
)	O
are	O
freely	O
available	O
under	O
the	O
GPL	B-License
license	I-License
within	O
the	O
NoSketch	O
Engine	O
suite	O
.	O
</s>
<s>
A	O
list	O
of	O
tools	O
available	O
in	O
Sketch	B-Algorithm
Engine	I-Algorithm
:	O
</s>
<s>
Sketch	B-Algorithm
Engine	I-Algorithm
provides	O
access	O
to	O
more	O
than	O
700	O
text	O
corpora	O
.	O
</s>
<s>
Sketch	B-Algorithm
Engine	I-Algorithm
consists	O
of	O
three	O
main	O
components	O
:	O
an	O
underlying	O
database	B-Application
management	I-Application
system	I-Application
called	O
Manatee	O
,	O
a	O
web	O
interface	O
search	O
front-end	O
called	O
Bonito	O
and	O
a	O
web	O
interface	O
for	O
corpus	O
building	O
and	O
management	O
called	O
Corpus	O
Architect	O
.	O
</s>
<s>
Manatee	O
is	O
a	O
database	B-Application
management	I-Application
system	I-Application
specifically	O
devised	O
for	O
effective	O
indexing	O
of	O
large	O
text	O
corpora	O
.	O
</s>
<s>
Manatee	O
is	O
written	O
in	O
C++	B-Language
and	O
offers	O
an	O
API	B-General_Concept
for	O
a	O
number	O
of	O
other	O
programming	O
languages	O
including	O
Python	B-Language
,	O
Java	B-Language
,	O
Perl	B-Language
and	O
Ruby	B-Language
.	O
</s>
<s>
Recently	O
,	O
it	O
was	O
rewritten	O
into	O
Go	B-Application
for	O
faster	O
processing	O
of	O
corpus	O
queries	O
.	O
</s>
<s>
In	O
the	O
client	B-Operating_System
–	I-Operating_System
server	I-Operating_System
model	I-Operating_System
,	O
Manatee	O
is	O
the	O
server	O
and	O
Bonito	O
plays	O
the	O
client	O
part	O
.	O
</s>
<s>
It	O
is	O
written	O
in	O
Python	B-Language
.	O
</s>
<s>
It	O
is	O
also	O
written	O
in	O
Python	B-Language
.	O
</s>
<s>
Sketch	B-Algorithm
Engine	I-Algorithm
has	O
been	O
used	O
by	O
major	O
British	O
or	O
other	O
publishing	O
houses	O
for	O
producing	O
dictionaries	O
such	O
as	O
Macmillan	O
English	O
Dictionary	O
,	O
Dictionnaires	O
Le	O
Robert	O
,	O
Oxford	O
University	O
Press	O
or	O
Shogakukan	O
and	O
four	O
of	O
the	O
UK	O
's	O
five	O
biggest	O
dictionary	O
publishers	O
use	O
Sketch	B-Algorithm
Engine	I-Algorithm
.	O
</s>
