<s>
A	O
body	B-Application
camera	I-Application
,	O
bodycam	B-Application
,	O
body	B-Application
worn	I-Application
video	I-Application
(	O
BWV	O
)	O
,	O
body-worn	B-Application
camera	I-Application
,	O
or	O
wearable	B-Application
camera	I-Application
is	O
a	O
wearable	B-Operating_System
audio	O
,	O
video	O
,	O
or	O
photographic	O
recording	O
system	O
.	O
</s>
<s>
Body	B-Application
cameras	I-Application
have	O
a	O
range	O
of	O
uses	O
and	O
designs	O
,	O
of	O
which	O
the	O
best-known	O
use	O
is	O
as	O
a	O
part	O
of	O
policing	O
equipment	O
.	O
</s>
<s>
Other	O
uses	O
include	O
action	B-Device
cameras	I-Device
for	O
social	O
and	O
recreational	O
(	O
including	O
cycling	O
)	O
,	O
within	O
the	O
world	O
of	O
commerce	O
,	O
in	O
healthcare	O
and	O
medical	O
use	O
,	O
in	O
military	O
use	O
,	O
journalism	O
,	O
citizen	O
sousveillance	O
and	O
covert	O
surveillance	O
.	O
</s>
<s>
Research	O
on	O
the	O
impact	O
of	O
body-worn	B-Application
cameras	I-Application
in	O
law	O
enforcement	O
shows	O
mixed	O
evidence	O
as	O
to	O
the	O
impact	O
of	O
cameras	O
on	O
the	O
use	O
of	O
force	O
by	O
law	O
enforcement	O
and	O
communities	O
 '	O
trust	O
in	O
police	O
.	O
</s>
<s>
Body-worn	B-Application
cameras	I-Application
are	O
often	O
designed	O
to	O
be	O
worn	O
in	O
one	O
of	O
three	O
locations	O
:	O
on	O
the	O
torso	O
,	O
on	O
or	O
built	O
into	O
a	O
helmet	O
,	O
and	O
on	O
or	O
built	O
into	O
glasses	O
.	O
</s>
<s>
Some	O
body-worn	B-Application
cameras	I-Application
offer	O
automatic	O
activation	O
of	O
the	O
cameras	O
with	O
the	O
ability	O
to	O
adhere	O
to	O
that	O
agency	O
's	O
specific	O
body	B-Application
camera	I-Application
recording	O
policies	O
.	O
</s>
<s>
The	O
National	O
Criminal	O
Justice	O
Technology	O
Research	O
,	O
Test	O
,	O
and	O
Evaluation	O
Center	O
has	O
conducted	O
market	O
surveys	O
on	O
body-worn	B-Application
cameras	I-Application
to	O
assist	O
organizations	O
in	O
purchasing	O
the	O
best	O
camera	O
.	O
</s>
<s>
Wearable	B-Application
cameras	I-Application
are	O
used	O
by	O
police	O
and	O
other	O
law	O
enforcement	O
organizations	O
in	O
countries	O
around	O
the	O
world	O
.	O
</s>
<s>
The	O
first	O
generation	O
of	O
'	O
modern	O
 '	O
police	O
body	B-Application
cameras	I-Application
was	O
introduced	O
around	O
2005	O
in	O
the	O
United	O
Kingdom	O
,	O
followed	O
from	O
2014	O
onwards	O
by	O
large-scale	O
implementation	O
in	O
the	O
United	O
States	O
,	O
mainly	O
to	O
increase	O
transparency	O
and	O
police	O
accountability	O
.	O
</s>
<s>
Outcomes	O
have	O
been	O
shown	O
to	O
differ	O
depending	O
on	O
the	O
local	O
context	O
and	O
the	O
guidelines	O
regulating	O
activation	O
of	O
the	O
body	B-Application
cams	I-Application
.	O
</s>
<s>
A	O
systematic	O
review	O
assessed	O
the	O
available	O
evidence	O
on	O
the	O
effect	O
of	O
body-worn	B-Application
cameras	I-Application
in	O
law	O
enforcement	O
on	O
police	O
and	O
citizen	O
behavior	O
.	O
</s>
<s>
They	O
found	O
that	O
body-worn	B-Application
cameras	I-Application
may	O
not	O
substantially	O
impact	O
officer	O
or	O
citizen	O
behavior	O
and	O
that	O
effects	O
on	O
use	O
of	O
force	O
and	O
arrest	O
activities	O
are	O
inconsistent	O
and	O
non-significant	O
.	O
</s>
<s>
Research	O
suggests	O
no	O
clear	O
effects	O
of	O
body-worn	B-Application
cameras	I-Application
in	O
terms	O
of	O
citizen	O
behavior	O
such	O
as	O
calls	O
to	O
police	O
and	O
resisting	O
arrest	O
.	O
</s>
<s>
The	O
main	O
reason	O
for	O
the	O
growth	O
of	O
body-worn	B-Application
cameras	I-Application
is	O
a	O
direct	O
result	O
of	O
the	O
publicizing	O
of	O
events	O
over	O
the	O
past	O
decade	O
,	O
where	O
Caucasian	O
police	O
offers	O
have	O
killed	O
unarmed	O
Black	O
civilians	O
.	O
</s>
<s>
Firefighters	O
use	O
helmet	B-Algorithm
cameras	I-Algorithm
as	O
a	O
tool	O
to	O
assess	O
fires	O
and	O
for	O
communication	O
and	O
training	O
purposes	O
.	O
</s>
<s>
Augmented	B-General_Concept
reality	I-General_Concept
(	O
AR	O
)	O
can	O
be	O
added	O
to	O
accentuate	O
outlines	O
of	O
objects	O
and	O
people	O
.	O
</s>
<s>
Body	B-Application
worn	I-Application
video	I-Application
has	O
been	O
suggested	O
and	O
explored	O
in	O
the	O
medical	O
field	O
.	O
</s>
<s>
Data	O
recorded	O
from	O
wearable	B-Application
cameras	I-Application
can	O
assist	O
in	O
medical	O
research	O
and	O
limit	O
error	O
caused	O
by	O
inaccurate	O
self-reporting	O
of	O
data	O
.	O
</s>
<s>
Research	O
suggests	O
body	B-Application
worn	I-Application
video	I-Application
reduces	O
under-reporting	O
of	O
intake	O
during	O
such	O
assessments	O
.	O
</s>
<s>
In	O
2013	O
,	O
Google	B-Application
Glass	I-Application
was	O
used	O
to	O
assist	O
in	O
surgery	O
by	O
providing	O
a	O
mostly	O
hands-free	O
way	O
to	O
broadcast	O
and	O
receive	O
consultation	O
from	O
another	O
surgeon	O
.	O
</s>
<s>
Body	B-Application
cameras	I-Application
were	O
provided	O
to	O
hospital	O
staff	O
by	O
the	O
Cardiff	O
and	O
Vale	O
Health	O
Board	O
in	O
Wales	O
,	O
United	O
Kingdom	O
.	O
</s>
<s>
Body	B-Application
cameras	I-Application
can	O
be	O
used	O
to	O
make	O
in	O
impact	O
in	O
the	O
mental	O
health	O
world	O
.	O
</s>
<s>
While	O
there	O
is	O
only	O
currently	O
minimal	O
evidence	O
on	O
the	O
effects	O
that	O
body	B-Application
cameras	I-Application
have	O
in	O
a	O
mental	O
health	O
setting	O
in	O
reference	O
to	O
violence	O
within	O
patience	O
,	O
the	O
technology	O
points	O
towards	O
lower	O
numbers	O
of	O
complaints	O
from	O
the	O
public	O
that	O
are	O
happening	O
,	O
although	O
the	O
exact	O
evidence	O
is	O
n't	O
crystal	O
clear	O
.	O
</s>
<s>
Body	O
worn	O
cameras	O
,	O
as	O
well	O
as	O
helmet	B-Algorithm
cameras	I-Algorithm
are	O
used	O
in	O
the	O
military	O
.	O
</s>
<s>
In	O
2013	O
,	O
Royal	O
Marine	O
Alexander	O
Blackman	O
was	O
convicted	O
of	O
murder	O
for	O
killing	O
a	O
captive	O
Taliban	O
insurgent	O
;	O
footage	O
from	O
incident	O
,	O
recorded	O
on	O
a	O
helmet	B-Algorithm
camera	I-Algorithm
,	O
was	O
used	O
in	O
Blackman	O
's	O
court-martial	O
.	O
</s>
<s>
The	O
helmet	B-Algorithm
camera	I-Algorithm
has	O
been	O
the	O
focus	O
of	O
the	O
Discovery	O
Channel	O
series	O
Taking	O
Fire	O
about	O
the	O
101st	O
Airborne	O
in	O
the	O
Korengal	O
documenting	O
their	O
personal	O
war	O
footage	O
.	O
</s>
<s>
Body	B-Application
cameras	I-Application
may	O
be	O
worn	O
by	O
retail	O
workers	O
to	O
deter	O
against	O
abusive	O
or	O
threatening	O
behavior	O
by	O
customers	O
.	O
</s>
<s>
Body	B-Application
cameras	I-Application
have	O
become	O
part	O
of	O
police	O
officers	O
 '	O
everyday	O
uniforms	O
,	O
by	O
police	O
in	O
the	O
United	O
States	O
.	O
</s>
<s>
Concerns	O
over	O
privacy	O
have	O
been	O
raised	O
with	O
this	O
technology	O
,	O
most	O
notably	O
in	O
the	O
context	O
of	O
Google	B-Application
Glasses	I-Application
and	O
policing	O
.	O
</s>
<s>
The	O
discussion	O
of	O
police	O
officer	O
wearing	O
body	B-Application
cameras	I-Application
has	O
been	O
a	O
debate	O
for	O
years	O
,	O
as	O
many	O
police	O
officers	O
started	O
wearing	O
body	B-Application
cameras	I-Application
around	O
2014	O
.	O
</s>
<s>
Not	O
everyone	O
agrees	O
with	O
the	O
use	O
of	O
body	B-Application
cameras	I-Application
but	O
they	O
have	O
become	O
beneficial	O
in	O
the	O
case	O
of	O
collecting	O
valuable	O
information	O
related	O
to	O
a	O
crime	O
being	O
committed	O
.	O
</s>
<s>
At	O
the	O
same	O
time	O
,	O
the	O
privacy	O
of	O
citizens	O
can	O
be	O
compromised	O
by	O
body	B-Application
cameras	I-Application
potentially	O
exposing	O
them	O
to	O
unwanted	O
publicity	O
.	O
</s>
<s>
The	O
accountability	O
of	O
police	O
is	O
increased	O
as	O
they	O
use	O
body	B-Application
cameras	I-Application
to	O
ensure	O
the	O
protection	O
of	O
the	O
public	O
against	O
police	O
misconduct	O
.	O
</s>
<s>
A	O
further	O
discussion	O
of	O
police	O
body	B-Application
cameras	I-Application
occurs	O
because	O
the	O
improvements	O
need	O
to	O
be	O
done	O
within	O
the	O
law	O
enforcement	O
system	O
that	O
requires	O
police	O
behavior	O
to	O
change	O
.	O
</s>
