<s>
Computer	B-General_Concept
Vision	I-General_Concept
Annotation	I-General_Concept
Tool	I-General_Concept
(	O
CVAT	O
)	O
is	O
a	O
free	B-License
,	I-License
open	I-License
source	I-License
,	O
web-based	B-Application
image	B-Application
and	I-Application
video	I-Application
annotation	I-Application
tool	I-Application
which	O
is	O
used	O
for	O
labeling	O
data	O
for	O
computer	B-Application
vision	I-Application
algorithms	O
.	O
</s>
<s>
Originally	O
developed	O
by	O
Intel	O
,	O
CVAT	O
is	O
designed	O
for	O
use	O
by	O
a	O
professional	O
data	O
annotation	O
team	O
,	O
with	O
a	O
user	B-Application
interface	I-Application
optimized	O
for	O
computer	B-Application
vision	I-Application
annotation	O
tasks	O
.	O
</s>
<s>
CVAT	O
supports	O
the	O
primary	O
tasks	O
of	O
supervised	B-General_Concept
machine	I-General_Concept
learning	I-General_Concept
:	O
object	B-General_Concept
detection	I-General_Concept
,	O
image	O
classification	O
,	O
and	O
image	B-Algorithm
segmentation	I-Algorithm
.	O
</s>
<s>
CVAT	O
has	O
many	O
powerful	O
features	O
,	O
including	O
interpolation	B-Algorithm
of	O
shapes	O
between	O
key	O
frames	O
,	O
semi-automatic	O
annotation	O
using	O
deep	B-Algorithm
learning	I-Algorithm
models	O
,	O
shortcuts	O
for	O
most	O
critical	O
actions	O
,	O
a	O
dashboard	O
with	O
a	O
list	O
of	O
annotation	O
projects	O
and	O
tasks	O
,	O
LDAP	B-Protocol
and	O
basic	B-Protocol
access	I-Protocol
authentication	I-Protocol
,	O
etc	O
.	O
</s>
<s>
CVAT	O
is	O
written	O
mainly	O
in	O
TypeScript	B-Language
,	O
React	B-Application
,	O
,	O
CSS	B-Language
,	O
Python	B-Language
,	O
and	O
Django	B-Language
.	O
</s>
<s>
It	O
is	O
distributed	O
under	O
the	B-License
MIT	I-License
License	I-License
,	O
and	O
its	O
source	O
code	O
is	O
available	O
on	O
GitHub	B-Application
.	O
</s>
<s>
CVAT	O
team	O
hosts	O
an	O
online	O
version	O
of	O
the	O
data	O
annotation	O
platform	O
at	O
as	O
SaaS	B-Architecture
.	O
</s>
