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d
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g
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th
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a
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a
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led
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s
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a
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t
se
c
u
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a
d
v
a
n
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m
e
n
ts r
e
sp
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t
p
riv
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a
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d
in
teg
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.
K
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w
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s
:
5
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Pu
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s
af
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R
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in
1.
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p
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cr
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g
em
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its
d
ef
in
itio
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,
im
p
o
r
ta
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ce
,
an
d
b
est
p
r
ac
tices
[
1
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s
tad
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air
p
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etail
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ter
s
,
an
d
p
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is
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ig
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r
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p
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d
u
r
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an
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em
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o
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to
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lar
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cr
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in
p
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p
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d
ev
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to
m
ai
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tain
p
u
b
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s
af
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an
d
ad
v
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t
o
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s
m
ar
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cities
is
d
r
iv
en
m
ain
ly
b
y
a
d
esire
to
im
p
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o
v
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p
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p
u
latio
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s
'
q
u
ality
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wid
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p
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tatio
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tech
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tio
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s
[
2
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.
Sig
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tech
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o
lo
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an
d
a
p
p
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ac
h
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allen
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ter
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eq
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lack
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elate
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v
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s
an
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p
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p
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I
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2088
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af
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[
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ates
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s
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f
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f
o
r
m
an
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r
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o
n
m
e
n
t,
with
an
em
p
h
asis
o
n
th
e
in
te
r
n
et
o
f
t
h
in
g
s
(
I
o
T
)
an
d
f
if
th
g
en
er
atio
n
(
5
G)
wir
eless
n
etwo
r
k
s
d
is
cu
s
s
ed
in
s
tu
d
y
[
4
]
.
T
h
e
ap
p
r
o
p
r
iate
5
G
co
m
m
u
n
icatio
n
s
o
lu
tio
n
s
f
o
r
p
lace
s
h
it
b
y
d
is
aster
s
o
r
ex
p
er
ien
cin
g
co
m
m
u
n
icatio
n
s
o
u
tag
es
an
d
I
o
T
,
d
ev
ice
-
to
-
d
ev
ice
co
m
m
u
n
icatio
n
,
tr
an
s
p
o
r
t
n
e
two
r
k
s
,
clo
u
d
a
n
d
f
o
g
co
m
p
u
tin
g
,
d
r
o
n
es,
a
n
d
s
en
s
o
r
n
etwo
r
k
s
f
o
r
c
r
is
is
s
ce
n
ar
io
s
ar
e
p
o
s
s
ib
l
e
n
ew
c
o
m
m
u
n
icatio
n
tech
n
o
lo
g
ies
d
is
cu
s
s
ed
in
[
4
]
.
I
t
p
r
o
v
id
es
u
s
ef
u
l
in
f
o
r
m
atio
n
to
wo
r
k
to
g
eth
er
to
f
in
d
tech
n
o
l
o
g
ical
s
o
lu
tio
n
s
a
n
d
u
s
e
th
e
in
cr
ea
s
in
g
n
u
m
b
e
r
o
f
wir
eless
ly
co
n
n
ec
ted
d
ev
ices
to
h
elp
m
ain
tain
co
m
m
u
n
ic
atio
n
ch
an
n
els
d
u
r
in
g
n
atu
r
al
d
is
as
ter
s
.
A
co
m
p
r
eh
en
s
iv
e
tax
o
n
o
m
y
o
f
ca
tast
r
o
p
h
e
co
m
m
u
n
icatio
n
s
y
s
tem
s
an
d
f
in
d
in
g
s
in
a
f
ew
ap
p
licatio
n
ar
ea
s
a
r
e
p
r
esen
ted
in
th
e
s
y
s
tem
an
d
also
d
etails
th
e
ess
en
tials
n
ee
d
ed
to
s
et
u
p
r
eliab
le
co
m
m
u
n
icatio
n
s
n
etwo
r
k
s
.
Pu
r
p
o
s
e
th
e
s
tate,
an
d
t
h
e
p
eo
p
le
ar
e
v
er
y
wo
r
r
ied
a
b
o
u
t
p
u
b
lic
s
af
ety
p
r
o
b
lem
s
d
u
e
t
o
its
d
esig
n
b
e
n
ef
its
an
d
tech
n
o
lo
g
ical
q
u
alities
,
I
o
T
h
as
ca
p
tu
r
e
d
t
h
e
atten
tio
n
o
f
m
a
n
y
i
n
d
u
s
tr
ies
an
d
f
iel
d
s
as
a
p
r
o
m
is
in
g
n
ew
n
etwo
r
k
tech
n
o
lo
g
y
a
n
d
in
d
u
s
tr
ial
m
o
d
e.
T
h
e
I
o
T
h
as
g
r
o
w
n
,
an
d
th
e
n
o
tio
n
o
f
p
u
b
lic
s
af
ety
I
o
T
h
as
b
ee
n
p
r
o
p
o
s
ed
;
it
h
as
f
o
u
n
d
s
o
m
e
u
s
e
i
n
p
u
b
lic
s
af
ety
[
5
]
f
o
r
r
e
g
u
latin
g
p
u
b
lic
s
af
ety
h
as
ad
v
a
n
ce
d
as
a
r
esu
lt
an
d
s
y
n
th
esizes
ac
ad
em
ic
r
esear
ch
to
ex
am
in
e
th
e
u
s
e
o
f
I
o
T
in
p
u
b
lic
s
af
ety
r
eg
u
latio
n
,
i
d
en
tify
o
b
s
tacle
s
to
th
at
u
s
e,
an
d
p
r
o
v
id
e
s
o
lu
tio
n
s
th
at
h
ig
h
lig
h
t
th
e
f
ield
'
s
p
o
ten
tial
f
o
r
I
o
T
g
r
o
wth
.
A
n
in
tellig
en
t I
o
T
-
b
ased
in
ter
ac
tiv
e
s
en
s
in
g
an
d
aler
tin
g
s
y
s
tem
d
ev
elo
p
e
d
f
o
r
u
r
b
an
s
af
ety
le
v
er
ag
es
m
o
b
ile
p
h
o
n
es
an
d
B
lu
eto
o
th
l
o
w
en
er
g
y
(
B
L
E
)
to
f
in
d
s
to
len
item
s
in
an
u
r
b
an
a
r
ea
.
T
h
e
u
r
b
an
s
af
et
y
n
etwo
r
k
f
ea
tu
r
ed
a
u
n
i
q
u
e,
co
m
p
ac
t,
d
is
cr
ete
s
en
s
o
r
th
at
co
m
b
in
ed
B
L
E
an
d
r
ad
io
-
b
ased
tech
n
o
lo
g
y
.
C
o
m
m
u
n
ity
u
s
er
s
'
s
m
ar
tp
h
o
n
es
an
d
B
L
E
an
d
g
atew
ay
s
p
r
o
v
id
e
wak
e
-
u
p
s
ig
n
als
to
m
o
b
ile
ass
et
B
L
E
d
ev
ices
[
6
]
.
Ur
b
a
n
s
af
ety
u
s
er
s
m
a
y
d
i
s
co
v
er
s
to
len
v
al
u
ab
les
an
d
in
f
o
r
m
a
ce
n
tr
alize
d
s
er
v
er
u
s
in
g
B
lu
eto
o
th
lo
w
e
n
er
g
y
en
a
b
led
s
m
ar
tp
h
o
n
es
s
y
s
tem
was
f
u
lly
test
ed
an
d
p
r
o
v
e
d
ef
f
icien
t
i
n
p
r
o
v
id
i
n
g
a
u
th
o
r
ities
with
cu
r
r
en
t
tec
h
n
ical
m
et
h
o
d
s
t
o
im
p
r
o
v
e
u
r
b
a
n
p
u
b
lic
s
a
f
ety
s
er
v
ices
an
d
ad
m
in
is
tr
atio
n
.
T
h
e
I
o
T
is
a
r
ap
id
ly
ex
p
an
d
in
g
n
etwo
r
k
o
f
in
ter
co
n
n
ec
ted
co
m
p
u
tin
g
d
ev
ices
an
d
s
en
s
o
r
s
th
at
en
ab
les
n
ew
s
o
f
twar
e
an
d
u
s
e
r
s
h
av
e
d
em
o
n
s
tr
ated
co
n
s
id
er
ab
le
in
ter
est
in
v
id
e
o
a
n
aly
s
is
f
o
r
p
u
b
lic
s
af
ety
m
ak
in
g
it
o
n
e
o
f
th
e
m
o
s
t
p
r
o
m
is
in
g
ap
p
licatio
n
ar
ea
s
[
7
]
.
I
ts
s
er
v
ices
im
p
lem
en
tatio
n
a
n
d
s
y
s
tem
d
esig
n
s
till
f
ac
e
ch
allen
g
es,
p
ar
ticu
lar
l
y
in
m
o
b
ile
s
ettin
g
s
an
I
o
T
-
e
n
ab
led
p
u
b
lic
s
af
ety
s
er
v
ice
th
at
u
s
es
in
-
ca
r
ca
m
er
as
an
d
o
th
e
r
s
en
s
o
r
s
to
h
elp
in
s
u
r
v
eillan
ce
.
I
n
d
u
s
tr
y
4
.
0
,
th
e
I
n
d
u
s
tr
ial
I
o
T
,
aim
s
to
m
ax
i
m
ize
ef
f
icien
cy
an
d
o
u
tp
u
t
wh
ile
r
ed
u
cin
g
wastef
u
l
d
o
wn
tim
e
a
n
d
m
ater
ial
c
o
n
s
u
m
p
tio
n
.
A
n
y
s
ec
to
r
i
n
ter
e
s
ted
in
r
ea
lizin
g
th
e
I
n
d
u
s
tr
ial
I
o
T
'
s
p
o
ten
tial sh
o
u
ld
p
r
io
r
itize
p
u
b
lic
s
af
ety
[
8
]
.
I
t o
f
f
er
s
a
co
n
ce
p
tu
al
f
r
am
ewo
r
k
f
o
r
p
u
b
lic
s
af
ety
b
u
ilt
o
n
th
e
I
o
T
th
e
m
eth
o
d
i
s
m
an
ag
i
n
g
p
u
b
lic
s
af
ety
d
u
r
in
g
d
is
aster
s
an
d
cr
is
es
ca
u
s
e
d
b
y
u
n
an
ticip
ated
ev
en
ts
o
r
attac
k
s
.
T
h
e
s
u
g
g
e
s
ted
p
u
b
lic
s
af
ety
f
r
am
ewo
r
k
is
m
ad
e
to
s
u
p
p
l
y
a
n
d
ass
u
r
e
r
ec
o
v
er
y
f
r
o
m
em
er
g
en
cy
s
y
s
tem
s
f
o
r
p
u
b
lic
s
af
ety
,
with
a
p
ar
ticu
lar
f
o
cu
s
o
n
alar
m
d
ev
elo
p
m
en
t a
n
d
c
o
m
m
u
n
icatio
n
.
a.
P
r
o
b
l
e
m
s
ta
t
e
m
e
n
t:
T
h
is
5
G
-
en
ab
led
I
o
T
an
d
m
ac
h
i
n
e
le
ar
n
in
g
with
c
o
n
v
o
lu
tio
n
al
n
eu
r
al
n
etwo
r
k
s
(
C
NNs)
m
o
n
ito
r
in
g
s
y
s
tem
f
o
r
p
u
b
lic
s
af
ety
aim
s
to
co
m
b
at
th
e
co
n
tin
u
o
u
s
ly
s
h
if
tin
g
n
atu
r
e
o
f
cu
r
r
en
t
u
r
b
an
s
ec
u
r
ity
th
r
ea
ts
ar
e
c
o
n
tin
u
ally
ch
an
g
i
n
g
d
an
g
er
s
,
le
n
g
th
y
r
ea
ctio
n
tim
es,
an
d
r
estricte
d
co
v
e
r
ag
e
m
ak
e
it
d
i
f
f
icu
lt
f
o
r
c
o
n
v
e
n
tio
n
al
s
u
r
v
eillan
ce
s
y
s
tem
s
to
s
et
u
p
.
I
t
h
ig
h
lig
h
ts
th
e
em
er
g
en
cy
n
ec
ess
ity
f
o
r
an
ad
v
an
ce
d
an
d
a
d
ap
tab
le
m
eth
o
d
o
f
p
u
b
lic
s
af
ety
m
o
n
ito
r
in
g
.
I
n
cr
ea
s
ed
p
o
p
u
latio
n
d
en
s
ity
,
g
r
ea
ter
cr
im
e
r
ates,
an
d
th
e
n
ee
d
to
p
r
ep
ar
e
f
o
r
u
n
ex
p
ec
te
d
ev
en
t
s
h
av
e
all
co
n
tr
ib
u
ted
t
o
th
e
n
ee
d
f
o
r
b
etter
s
ec
u
r
ity
in
m
an
y
m
o
d
e
r
n
cit
ies.
Du
e
to
th
e
in
ab
ilit
y
to
q
u
ick
ly
id
e
n
tify
an
d
r
ea
ct
to
n
ew
th
r
ea
ts
o
r
o
cc
u
r
r
e
n
ce
s
,
tr
ad
itio
n
al
s
u
r
v
ei
llan
ce
s
y
s
tem
s
m
ay
n
ee
d
to
b
e
u
p
to
th
e
task
o
f
ad
d
r
ess
in
g
th
ese
co
n
ce
r
n
s
to
en
s
u
r
e
th
e
s
y
s
tem
u
p
h
o
ld
s
p
eo
p
le'
s
r
ig
h
ts
an
d
f
r
ee
d
o
m
s
,
d
ea
lin
g
with
d
ata
p
r
iv
ac
y
p
r
o
b
lem
s
an
d
eth
ical
co
n
ce
r
n
s
ab
o
u
t
m
o
n
ito
r
in
g
a
ctiv
ities
is
im
p
o
r
tan
t.
T
h
e
s
i
g
n
if
ican
ce
o
f
u
tili
zin
g
5
G
n
e
two
r
k
s
f
o
r
d
ata
tr
an
s
m
is
s
io
n
,
I
o
T
d
ev
ices
f
o
r
d
ata
co
llectio
n
,
an
d
m
ac
h
in
e
lear
n
in
g
b
ased
o
n
C
NN
f
o
r
r
ea
l
-
tim
e
v
id
eo
an
aly
s
is
to
im
p
r
o
v
e
th
r
ea
t
d
etec
tio
n
,
s
p
ee
d
u
p
r
esp
o
n
s
es,
an
d
p
r
o
v
id
e
th
e
h
o
n
est
an
d
o
p
e
n
u
s
e
o
f
s
u
r
v
eillan
ce
s
y
s
tem
s
an
d
m
ak
e
cities an
d
th
e
p
u
b
lic
m
o
r
e
s
e
cu
r
e
b
y
ad
d
r
ess
in
g
th
ese
is
s
u
es.
b.
C
o
n
tr
ib
u
tio
n
o
f
th
e
p
ap
er
: Su
m
m
ar
ize
th
e
tr
i
-
f
o
ld
ed
c
o
n
tr
ib
u
tio
n
s
o
f
th
e
p
ap
er
,
wh
ich
a
r
e
as f
o
llo
ws:
−
T
h
is
r
esear
ch
p
r
o
p
o
s
es
an
in
n
o
v
ativ
e
5
G
-
e
n
ab
led
s
u
r
v
eill
an
ce
s
y
s
tem
th
at
g
r
ea
tly
im
p
r
o
v
es
p
u
b
lic
s
af
et
y
an
d
u
tili
ze
s
th
e
b
en
ef
it o
f
th
e
s
p
ee
d
an
d
lo
w
laten
cy
o
f
5
G
n
etwo
r
k
s
to
tr
an
s
f
er
d
ata
q
u
ick
ly
an
d
r
eliab
ly
.
I
t
d
ev
elo
p
s
an
all
-
en
co
m
p
ass
in
g
f
r
am
ewo
r
k
f
o
r
m
o
n
ito
r
in
g
p
u
b
lic
ar
ea
s
b
y
in
teg
r
atin
g
I
o
T
d
ev
ices su
ch
as secu
r
ity
ca
m
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en
v
ir
o
n
m
en
tal
s
en
s
o
r
s
,
an
d
d
r
o
n
es.
−
T
o
id
en
tify
p
o
s
s
ib
le
s
ec
u
r
ity
r
is
k
s
,
it
u
s
es
ad
v
an
ce
d
C
NNs
f
o
r
ad
v
a
n
ce
d
v
id
eo
a
n
aly
s
is
,
en
ab
lin
g
r
ea
l
-
tim
e
o
b
ject
i
d
en
tific
atio
n
,
f
ac
e
r
ec
o
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n
itio
n
,
an
d
an
o
m
a
ly
d
etec
tio
n
,
an
d
t
h
e
p
a
p
er
'
s
f
in
d
in
g
s
,
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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:
2
0
8
8
-
8
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I
n
t J E
lec
&
C
o
m
p
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n
g
,
Vo
l.
15
,
No
.
4
,
Au
g
u
s
t
20
25
:
4
2
6
8
-
4278
4270
r
eg
u
latio
n
en
f
o
r
ce
m
en
t,
an
d
s
ec
u
r
ity
p
r
o
f
ess
io
n
als
will
b
e
b
etter
eq
u
ip
p
ed
to
r
esp
o
n
d
q
u
ick
ly
to
s
ec
u
r
ity
ev
en
ts
.
−
T
h
is
r
esear
ch
p
r
esen
ts
m
eth
o
d
s
f
o
r
d
etec
tin
g
an
d
war
n
in
g
th
r
ea
ts
in
r
ea
l
-
tim
e
an
d
p
u
b
lic
is
s
af
er
d
u
e
to
th
is
f
ea
tu
r
e'
s
ab
ilit
y
to
r
e
s
p
o
n
d
q
u
ick
ly
t
o
p
o
s
s
ib
le
s
ec
u
r
ity
p
r
o
b
lem
s
an
d
p
r
iv
ac
y
r
eg
u
latio
n
,
p
r
o
m
o
te
m
o
n
ito
r
in
g
o
p
en
n
ess
,
an
d
u
s
e
d
ata
a
n
o
n
y
m
izatio
n
m
eth
o
d
s
to
ad
d
r
ess
eth
ical
is
s
u
es.
I
m
p
o
r
ta
n
t
ad
v
an
ce
s
h
a
v
e
b
ee
n
im
p
lem
en
ted
in
t
h
is
wo
r
k
b
y
estab
lis
h
in
g
a
5
G
-
en
ab
le
d
s
u
r
v
eillan
ce
in
f
r
astru
ctu
r
e,
in
clu
d
in
g
I
o
T
d
ev
ices,
in
teg
r
atin
g
in
tellig
en
t
C
NN
-
b
ased
v
id
eo
an
al
y
s
is
,
allo
win
g
r
ea
l
-
tim
e
th
r
ea
t
id
en
tific
atio
n
,
an
d
p
r
o
m
o
tin
g
et
h
ical
p
r
in
cip
les
an
d
tr
an
s
p
ar
e
n
cy
i
n
p
u
b
lic
s
af
ety
o
p
er
atio
n
s
.
A
B
r
az
ilian
p
u
b
lic
u
n
iv
er
s
ity
u
s
es
I
o
T
an
d
p
u
b
lic
s
af
ety
tech
n
o
lo
g
y
to
b
ec
o
m
e
a
s
m
ar
t
ca
m
p
u
s
.
I
t
an
aly
ze
s
a
p
u
b
lic
s
af
ety
s
y
s
tem
th
at
im
p
r
o
v
es
v
ia
co
m
m
u
n
ity
in
ter
a
ctio
n
[
9
]
an
d
in
ter
f
ac
es
with
s
ev
er
al
I
o
T
s
en
s
o
r
s
to
m
o
n
ito
r
class
r
o
o
m
tem
p
er
at
u
r
e,
s
tu
d
en
t
co
u
n
t,
an
d
o
th
er
m
etr
ics
r
ec
o
r
d
ed
in
co
m
p
o
n
e
n
ts
.
All
th
is
in
f
o
r
m
atio
n
h
el
p
s
m
an
a
g
er
s
g
r
asp
em
er
g
e
n
cies
lik
e
f
ir
es
a
n
d
ter
r
o
r
is
t
s
tr
ik
es
f
aster
t
o
s
tr
ess
test
s
in
d
icate
d
th
e
v
ar
iatio
n
h
a
d
b
etter
r
ea
c
tio
n
tim
es
an
d
er
r
o
r
s
a
r
e
m
o
r
e
m
a
n
ag
ea
b
le,
ad
a
p
tab
le,
a
n
d
c
o
n
s
is
ten
t
af
te
r
in
co
r
p
o
r
atin
g
co
m
p
o
n
e
n
ts
.
P
u
b
lic
tr
an
s
p
o
r
tatio
n
in
B
an
g
l
ad
esh
an
d
th
r
o
u
g
h
o
u
t
th
e
I
n
d
ian
s
u
b
co
n
tin
en
t
r
eq
u
ir
es
a
r
eliab
le
r
ea
l
-
t
im
e
m
o
n
ito
r
in
g
s
y
s
tem
[
4
]
s
af
ety
o
n
th
e
way
th
er
e
is
ess
en
tial
f
o
r
th
e
g
r
o
win
g
p
o
p
u
latio
n
o
f
B
an
g
la
d
esh
wh
o
ar
e
eith
er
wo
r
k
i
n
g
o
r
atten
d
in
g
s
ch
o
o
l.
So
ciety
r
elies
h
e
av
ily
o
n
th
e
I
o
T
to
k
ee
p
h
o
m
es
an
d
b
u
s
in
ess
es
p
r
o
tecte
d
f
r
o
m
p
o
ten
tial
th
r
ea
t
s
an
d
b
u
s
co
m
p
an
y
p
r
io
r
ity
i
s
th
e
s
ec
u
r
ity
o
f
it
s
p
ass
en
g
er
s
an
d
d
r
iv
er
s
;
th
u
s
,
th
ey
k
ee
p
clo
s
e
tab
s
o
n
a
ll
co
m
m
u
n
ity
tr
a
n
s
p
o
r
tatio
n
.
On
e
o
f
th
e
m
o
s
t
s
ig
n
if
ican
t
p
u
b
lic
s
af
ety
a
p
p
licatio
n
s
is
r
o
ad
tr
af
f
ic
an
al
y
s
is
,
an
d
th
e
p
er
f
o
r
m
a
n
ce
o
f
th
e
an
aly
s
is
an
d
d
etec
tio
n
o
f
tr
a
f
f
ic
in
ci
d
en
ts
m
ay
b
e
co
n
s
id
er
ab
ly
im
p
r
o
v
e
d
b
y
u
s
in
g
a
lo
w
-
co
m
p
r
ess
ed
o
r
u
n
c
o
m
p
r
ess
ed
v
id
eo
s
tr
ea
m
[
1
0
]
.
Ho
wev
er
,
th
e
lar
g
e
am
o
u
n
t
o
f
d
ata
m
ak
es
it
d
if
f
icu
lt
to
p
r
o
v
id
e
a
h
ig
h
-
d
ef
in
itio
n
v
id
eo
s
tr
ea
m
in
r
ea
l
-
tim
e
an
d
ad
v
an
ce
d
i
n
5
G
s
y
s
tem
s
f
o
r
u
n
m
an
n
e
d
ae
r
ial
v
eh
icle
co
m
m
an
d
an
d
c
o
n
tr
o
l,
in
clu
d
in
g
th
e
f
u
n
d
am
e
n
tal
p
r
in
ci
p
les
an
d
is
s
u
es
in
v
o
lv
ed
in
t
r
an
s
m
itti
n
g
h
ig
h
-
d
e
f
in
itio
n
v
id
eo
s
in
r
ea
l
-
tim
e.
An
o
v
er
v
iew
o
f
s
tu
d
ies
u
s
in
g
d
r
o
n
es
an
d
g
r
o
u
n
d
-
b
ased
an
aly
tical
s
y
s
tem
s
co
m
m
u
n
icatin
g
v
ia
a
5
G
p
r
iv
ate
ca
m
p
u
s
n
etwo
r
k
is
p
r
o
v
id
e
d
to
I
o
T
an
d
b
ig
d
ata
tech
n
o
lo
g
ies
ar
e
in
cr
ea
s
in
g
ly
u
s
ed
f
o
r
u
r
b
an
p
u
b
lic
s
af
ety
m
an
ag
em
en
t
f
o
r
im
p
r
o
v
ed
th
e
ad
m
in
is
tr
atio
n
o
f
p
u
b
lic
s
af
ety
.
Ho
wev
e
r
,
t
h
er
e
ar
e
d
an
g
er
s
ass
o
ciate
d
with
p
u
ttin
g
it
in
to
p
r
ac
tice
[
1
1
]
an
d
an
aly
zin
g
th
e
p
u
b
lic
s
af
ety
m
an
ag
em
e
n
t
s
y
s
tem
u
n
d
er
b
ig
d
ata
an
d
I
o
T
ap
p
licatio
n
s
an
d
d
is
cu
s
s
in
g
th
e
r
is
k
s
an
d
b
en
ef
its
o
f
f
er
ed
b
y
b
ig
d
ata
a
n
d
I
o
T
tec
h
n
o
l
o
g
y
is
n
ec
ess
ar
y
to
in
cr
ea
s
e
th
e
ap
p
licatio
n
lev
el
o
f
b
ig
d
ata
an
d
I
o
T
tec
h
n
o
lo
g
y
.
C
o
n
d
u
civ
e
to
r
aisi
n
g
th
e
b
ar
f
o
r
p
u
b
lic
s
af
ety
m
an
ag
em
en
t,
it
s
u
g
g
ests
p
r
ac
tical
s
o
lu
tio
n
s
to
th
e
ch
allen
g
es
th
at
ar
is
e
wh
en
p
u
ttin
g
b
ig
d
ata
an
d
th
e
I
o
T
to
u
s
e
in
th
e
ar
ea
o
f
p
u
b
lic
s
af
ety
m
an
ag
em
en
t
d
r
o
n
es
ar
e
p
o
is
ed
to
b
e
cr
u
cial
in
to
m
o
r
r
o
w's
in
ter
co
n
n
ec
ted
s
m
ar
t
cities.
Fo
r
d
is
tr
ib
u
tin
g
co
m
m
o
d
ities
an
d
p
r
o
d
u
cts,
ac
tin
g
as
m
o
b
ile
h
o
t
s
p
o
ts
f
o
r
b
r
o
ad
b
an
d
w
ir
eless
ac
ce
s
s
,
an
d
k
ee
p
in
g
s
m
ar
t c
ities
s
af
e
an
d
s
ec
u
r
e
[
1
2
]
.
Fu
tu
r
e
s
m
ar
t
cities
will
r
ely
h
ea
v
ily
o
n
d
r
o
n
es
f
o
r
v
ar
io
u
s
ap
p
licatio
n
s
,
b
u
t
th
eir
wid
esp
r
ea
d
u
s
ag
e
r
aises
a
n
u
m
b
er
o
f
tech
n
o
l
o
g
i
ca
l
an
d
s
o
cial
p
r
o
b
lem
s
a
n
d
o
b
s
tacle
s
,
s
u
ch
as
in
cy
b
e
r
s
ec
u
r
ity
,
p
r
iv
ac
y
,
an
d
p
u
b
lic
s
af
ety
.
W
h
ile
d
r
o
n
e
s
h
av
e
m
an
y
b
e
n
ef
icial
ap
p
licati
o
n
s
,
th
ey
also
p
o
s
e
a
d
an
g
er
t
o
s
o
ciety
s
in
ce
b
a
d
ac
to
r
s
m
ay
u
tili
ze
th
em
to
la
u
n
ch
cy
b
e
r
an
d
p
h
y
s
ical
ass
a
u
lts
to
d
eter
m
in
e
h
o
w
d
r
o
n
es
will
af
f
ec
t
f
u
tu
r
e
s
m
ar
t
cities
r
eg
ar
d
in
g
s
ec
u
r
ity
,
p
r
iv
ac
y
,
an
d
p
u
b
lic
o
r
d
er
.
Dr
o
n
e
-
b
as
ed
c
y
b
er
attac
k
s
ar
e
an
o
th
er
ar
ea
wh
e
r
e
r
ep
r
esen
tativ
e
d
ata
u
tili
za
tio
n
s
ce
n
ar
io
s
in
clu
d
ed
u
n
d
e
r
th
e
in
tellig
en
t
co
n
n
ec
ted
n
etwo
r
k
s
f
o
r
s
ec
u
r
ity
a
n
d
p
r
o
tectio
n
in
itiativ
e
aim
to
c
o
n
s
tr
u
ct
an
in
n
o
v
ativ
e
f
r
am
e
wo
r
k
en
ab
lin
g
in
tellig
en
t
in
t
er
lin
k
in
g
o
f
s
m
ar
t
in
f
r
astru
ctu
r
es,
m
o
b
ile
an
d
we
ar
ab
le
d
ev
ices,
a
n
d
a
p
p
licatio
n
s
[
1
3
]
.
T
h
is
f
r
a
m
ewo
r
k
is
d
e
s
ig
n
ed
to
p
r
o
v
i
d
e
a
s
af
e
en
v
ir
o
n
m
e
n
t
f
o
r
th
e
wel
l
-
b
ein
g
o
f
in
d
iv
id
u
als
an
d
p
latf
o
r
m
th
at
h
as
b
ee
n
im
p
lem
en
ted
f
ac
ilit
ates
th
e
co
o
p
er
atio
n
b
etwe
en
in
d
iv
i
d
u
als
an
d
d
e
v
ices
to
en
h
an
ce
t
h
e
s
af
ety
o
f
citizen
s
[
1
4
]
.
T
h
is
is
ac
h
iev
ed
th
r
o
u
g
h
th
e
tim
ely
r
ep
o
r
tin
g
o
f
in
cid
e
n
ts
,
th
e
ab
ilit
y
to
ad
ap
t
to
i
n
ter
c
o
n
n
ec
ted
e
n
v
ir
o
n
m
en
ts
d
u
r
in
g
em
er
g
en
cies,
an
d
ass
is
tin
g
it
en
ab
les
lo
ca
l
au
th
o
r
ities
an
d
p
eo
p
le
to
r
esp
o
n
d
to
th
ese
s
itu
atio
n
s
ef
f
ec
tiv
ely
.
I
n
f
r
astru
ctu
r
e
f
o
r
p
u
b
lic
s
af
ety
an
d
s
ec
u
r
ity
th
at
is
s
m
ar
t,
n
etwo
r
k
ed
,
an
d
u
p
-
to
-
d
ate
is
co
m
p
ar
ed
to
ex
is
tin
g
I
o
T
f
r
am
ewo
r
k
s
;
th
e
p
r
o
p
o
s
ed
s
y
s
tem
'
s
p
r
im
ar
y
g
o
al
is
to
estab
lis
h
s
itu
atio
n
al
awa
r
en
ess
v
ia
th
e
co
o
r
d
i
n
ated
ef
f
o
r
ts
o
f
b
o
th
d
ev
ices a
n
d
h
u
m
an
s
[
1
5
]
.
Su
p
p
o
r
tin
g
in
tellig
en
t c
o
n
n
ec
t
io
n
s
b
etwe
en
h
u
m
a
n
s
an
d
en
ti
ties
b
ased
o
n
g
o
als an
d
a
d
ap
ti
n
g
d
ev
ices
to
co
m
p
l
y
with
h
u
m
an
o
b
jec
tiv
es,
p
r
o
f
iles
,
an
d
p
r
iv
ac
y
a
r
e
all
ar
ea
s
wh
er
e
th
e
f
o
c
u
s
is
o
n
to
u
r
is
ts
.
T
h
is
in
clu
d
es
cr
ea
tin
g
th
e
n
ec
ess
ar
y
in
f
r
astru
ctu
r
e
to
ad
d
r
ess
a
n
u
m
b
er
o
f
em
er
g
e
n
cie
s
,
s
u
c
h
as
h
ea
lth
-
r
elate
d
is
s
u
es
an
d
m
is
s
in
g
ch
ild
r
en
in
c
r
o
wd
ed
en
v
ir
o
n
m
en
ts
[
1
6
]
.
T
h
e
f
r
am
ewo
r
k
in
te
g
r
ates
cu
ttin
g
-
e
d
g
e
ap
p
r
o
ac
h
es
to
in
f
o
r
m
atio
n
r
e
p
r
esen
tatio
n
an
d
co
n
n
ec
tiv
ity
,
cr
o
wd
s
o
u
r
cin
g
,
d
ata
in
teg
r
ati
o
n
,
m
a
k
in
g
ch
o
ices,
an
d
I
o
T
d
ata
g
ath
er
i
n
g
an
d
an
aly
tics
ar
e
p
u
b
lic
s
af
ety
n
etwo
r
k
is
cr
u
cial
to
ev
er
y
c
o
u
n
tr
y
'
s
em
er
g
en
cy
m
an
ag
em
en
t
s
y
s
tem
f
o
r
n
atu
r
al
o
r
ar
tific
ial
d
is
aster
s
.
T
h
e
m
eth
o
d
h
elp
s
f
ir
s
t
r
esp
o
n
d
e
r
s
m
an
ag
e
in
cid
en
ts
th
r
o
u
g
h
in
f
o
r
m
atio
n
an
d
c
o
m
m
u
n
icatio
n
it
p
r
o
p
o
s
es
a
co
m
p
u
tin
g
a
n
d
co
m
m
u
n
icatio
n
f
r
a
m
ewo
r
k
f
o
r
a
f
u
tu
r
e
alter
n
ate
p
u
b
lic
s
af
ety
n
etwo
r
k
[
1
7
]
.
I
o
T
f
o
r
p
u
b
lic
s
af
ety
an
d
em
er
g
en
c
y
r
esp
o
n
s
e
in
f
r
as
tr
u
ctu
r
e
th
at
is
n
ew
i
n
f
o
r
m
,
co
s
t,
r
o
b
u
s
tn
ess
,
r
e
liab
ilit
y
,
an
d
a
d
ap
tab
ilit
y
[
1
8
]
to
h
elp
in
th
e
tim
ely
r
escu
e
o
f
v
ictim
s
,
th
e
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J E
lec
&
C
o
m
p
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n
g
I
SS
N:
2088
-
8
7
0
8
To
en
s
u
r
e
p
u
b
lic
s
a
fety
in
tern
et
o
f th
in
g
s
a
n
d
c
o
n
vo
lu
tio
n
a
l n
eu
r
a
l
n
etw
o
r
k
…
(
C
h
a
n
d
r
a
s
ek
a
r
P
r
iya
)
4271
s
u
g
g
ested
s
y
s
tem
m
ay
au
to
m
atica
lly
r
ec
o
g
n
ize.
E
m
er
g
en
c
y
r
elief
s
tates
b
r
o
u
g
h
t
o
n
b
y
a
ca
tast
r
o
p
h
e
an
d
r
e
-
co
n
f
ig
u
r
e
i
t
ac
co
r
d
in
g
l
y
th
ese
n
etwo
r
k
s
m
u
s
t
b
e
d
e
p
lo
y
e
d
r
ap
id
ly
wh
ile
r
em
ain
in
g
co
m
p
letely
in
v
is
ib
le
to
en
d
u
s
er
s
[
1
9
]
.
T
h
e
ex
p
e
r
im
e
n
tatio
n
o
f
5
G
tech
n
o
lo
g
y
in
th
e
s
y
s
tem
o
f
p
u
b
lic
p
r
o
tectio
n
an
d
d
is
aster
r
elief
u
s
e
o
f
s
im
u
lated
an
d
clo
u
d
-
n
a
tiv
e
5
G
tech
n
o
lo
g
ies,
al
o
n
g
with
d
if
f
er
e
n
t
ar
c
h
itectu
r
al
an
d
d
ep
lo
y
m
e
n
t
o
p
tio
n
s
[
2
0
]
.
I
t
in
clu
d
es
f
ea
s
ib
ilit
y
as
s
ess
m
en
ts
an
d
f
ield
tr
ials
to
v
er
if
y
th
e
p
er
f
o
r
m
a
n
ce
o
f
5
G
in
f
r
astru
ctu
r
es
an
d
ap
p
licatio
n
s
s
p
ec
if
ic
to
v
ar
i
o
u
s
in
d
u
s
tr
ies
u
s
in
g
l
o
n
g
r
an
g
e
(
L
o
R
a
)
;
R
ad
io
f
r
eq
u
e
n
cy
b
u
il
t
a
lo
n
g
-
r
a
n
g
e
I
o
T
n
etwo
r
k
to
p
r
o
tect
th
e
g
en
er
al
p
u
b
lic'
s
s
af
ety
[
2
1
]
.
T
h
e
en
d
n
o
d
e
u
s
es
an
Ar
d
u
in
o
an
d
L
o
R
a
an
d
th
e
wir
eless
n
etwo
r
k
g
atew
ay
is
b
ased
o
n
a
R
asp
b
er
r
y
Pi
d
ata
is
lo
g
g
ed
f
r
o
m
th
e
g
at
ewa
y
in
to
a
p
u
b
licly
ac
ce
s
s
ib
le
s
er
v
er
an
d
esti
m
ates
o
f
p
o
wer
co
n
s
u
m
p
tio
n
an
d
ass
o
ciate
d
co
s
ts
ar
e
u
s
ed
to
g
r
ad
e
th
e
p
r
o
p
o
s
ed
d
esig
n
.
Pu
b
lic
s
af
ety
is
ev
o
lv
in
g
i
n
r
esp
o
n
s
e
to
th
e
wid
esp
r
ea
d
av
ailab
ilit
y
o
f
i
n
ter
n
et
-
co
n
n
ec
ted
d
e
v
ice
s
en
s
o
r
s
[
2
2
]
an
d
in
f
o
r
m
atio
n
n
ee
d
e
d
to
m
ak
e
d
ec
is
io
n
s
ab
o
u
t
p
u
b
lic
s
a
f
ety
is
o
f
ten
e
x
tr
ap
o
lated
u
s
in
g
s
tatis
tical
ap
p
r
o
ac
h
es.
C
o
n
n
ec
ted
s
y
s
tem
s
an
d
d
ev
ices,
s
u
ch
as
th
o
s
e
th
at
m
ak
e
u
p
th
e
I
o
T
,
p
r
o
d
u
ce
a
c
o
n
s
tan
t
f
lo
o
d
o
f
d
ata
th
at
ca
n
n
o
t
b
e
p
r
o
ce
s
s
ed
an
d
m
in
ed
u
s
in
g
co
n
v
en
tio
n
al
m
eth
o
d
s
.
T
h
e
f
o
cu
s
o
f
th
is
s
y
s
tem
is
o
n
d
ig
it
a
l
s
y
s
tem
s
an
d
tech
n
iq
u
es
as
t
h
ey
r
elate
to
p
u
b
lic
s
af
ety
it
s
u
g
g
ests
co
m
p
u
tin
g
p
u
b
lic
s
af
ety
as
th
e
r
esear
ch
o
f
d
ig
ital
s
y
s
tem
s
an
d
p
r
o
ce
d
u
r
es
th
at
h
elp
an
d
p
r
o
tect
th
e
p
u
b
lic
[
2
3
]
.
Saf
e
ty
f
o
r
ev
e
r
y
o
n
e
is
in
tr
in
s
ic
t
o
an
d
in
ter
twin
ed
with
th
e
p
u
r
s
u
it
o
f
n
atio
n
al
d
ev
elo
p
m
e
n
t
f
o
r
p
u
b
lic
s
af
ety
o
b
s
er
v
e
as
an
in
ter
d
is
cip
lin
ar
y
r
esear
ch
to
p
ic,
with
f
u
n
d
am
en
tal
co
m
p
eten
cies
in
clu
d
in
g
p
r
eser
v
in
g
s
af
ety
f
o
r
th
e
p
u
b
lic
a
n
d
s
u
s
tain
in
g
ec
o
n
o
m
ic
g
r
o
wth
an
d
s
o
cial
s
tab
ilit
y
o
f
C
h
in
a'
s
d
ev
elo
p
m
e
n
t
an
d
i
n
n
o
v
atio
n
o
v
er
tim
e
s
tr
ateg
y
[
2
4
]
.
Pu
b
lic
s
af
ety
is
an
in
ter
co
n
n
ec
ted
s
tu
d
y
f
ield
in
p
r
o
te
ctin
g
life
a
n
d
m
ain
tain
in
g
p
u
b
lic
p
r
o
p
er
ty
,
ec
o
n
o
m
ic
g
r
o
wth
,
an
d
s
o
cial
s
tab
ilit
y
i
n
s
tu
d
y
i
n
g
C
h
in
a'
s
m
ed
iu
m
-
a
n
d
lo
n
g
-
ter
m
g
r
o
wth
p
lan
f
o
r
e
n
g
in
ee
r
in
g
,
s
cien
c
e,
an
d
tech
n
o
lo
g
y
[
2
5
]
.
Pu
b
lic
s
af
ety
n
etwo
r
k
s
th
at
u
s
e
u
n
m
an
n
ed
ae
r
ial
v
eh
icles
a
n
d
th
e
cu
r
r
en
t
s
tate
o
f
th
e
a
r
t
r
eg
ar
d
in
g
u
n
m
an
n
ed
ae
r
ial
v
eh
icle
in
s
ta
llatio
n
,
r
eso
u
r
ce
allo
ca
tio
n
,
a
n
d
s
ec
u
r
ity
p
r
o
b
lem
s
co
n
n
ec
t
ed
to
v
e
h
icle
[
2
6
]
.
Pu
b
lic
s
af
ety
s
o
lu
tio
n
s
s
h
o
u
l
d
en
ab
le
b
r
o
ad
b
an
d
v
o
ice
an
d
d
ata
co
m
m
u
n
icatio
n
a
n
d
b
e
i
n
ter
co
n
n
ec
te
d
,
s
af
e,
an
d
r
o
b
u
s
t
[
2
7
]
.
Dev
elo
p
m
en
t
an
d
im
p
lem
en
tatio
n
o
f
m
o
d
e
r
n
co
m
m
u
n
icatio
n
s
an
d
n
etw
o
r
k
tech
n
o
lo
g
ies
in
em
er
g
en
cy
n
etwo
r
k
s
to
s
u
p
p
o
r
t
f
u
tu
r
e
s
ec
u
r
ity
s
y
s
tem
s
ar
e
cr
u
cial
u
n
d
e
r
tak
in
g
s
f
o
r
B
r
az
ilian
city
o
f
Nata
l
u
s
es
tech
n
o
lo
g
y
f
o
r
p
u
b
lic
s
af
ety
to
b
ec
o
m
e
a
s
m
ar
t
city
[
2
8
]
.
I
t
p
r
o
v
id
es
a
s
m
ar
t
city
p
l
atf
o
r
m
t
h
at
co
llects,
in
teg
r
ates,
an
aly
ze
s
,
an
d
s
h
ar
e
s
s
en
s
it
iv
e
citizen
an
d
p
o
lice
v
eh
icle
d
ata
th
e
p
latf
o
r
m
'
s
v
iab
ilit
y
was
as
s
es
s
ed
u
s
in
g
a
m
o
b
ile
a
p
p
.
Pu
b
lic
s
af
ety
p
r
o
v
id
es
c
o
m
m
u
n
icate
,
ch
a
t,
an
d
lo
ca
lizatio
n
ca
p
ab
ilit
ies
an
d
b
o
u
n
d
s
o
f
th
e
r
elev
an
t c
o
r
e
5
G
ar
ch
itectu
r
e;
ea
ch
s
er
v
ice
h
as a
s
ep
ar
ate
p
r
o
tecte
d
n
etwo
r
k
s
ec
tio
n
[
2
9
]
.
2.
P
RO
P
O
SE
D
M
E
T
H
O
D
2
.
1
.
5G
s
urv
eilla
nce
w
o
rk
f
lo
w
I
n
f
r
astru
ctu
r
e
s
etu
p
is
th
e
f
ir
s
t
s
tep
in
d
ev
elo
p
in
g
th
is
co
m
p
lex
s
y
s
tem
to
s
et
u
p
a
s
y
s
tem
o
f
I
o
T
d
ev
i
ce
s
an
d
en
s
u
r
e
r
eliab
le
c
o
m
m
u
n
icatio
n
u
s
in
g
5
G
tech
n
o
lo
g
y
f
o
r
th
r
o
u
g
h
o
u
t
cities,
tr
an
s
p
o
r
tatio
n
h
u
b
s
,
an
d
ess
en
tial
in
f
r
astru
ctu
r
e
,
I
o
T
d
ev
ices
s
u
ch
as
h
ig
h
-
d
ef
in
itio
n
ca
m
er
as,
d
r
o
n
es,
a
n
d
en
v
ir
o
n
m
e
n
tal
s
en
s
o
r
s
h
av
e
b
ee
n
p
lace
d
in
im
p
o
r
tan
t
p
lace
s
.
T
h
ese
d
ev
ices
ar
e
co
n
s
tan
tly
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ar
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3
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2
.
1
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Sens
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Pas
s
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in
f
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ar
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(
PIR)
an
d
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s
ar
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h
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tal
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s
o
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p
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h
u
m
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,
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d
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s
.
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d
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r
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e
o
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s
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v
er
'
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s
itu
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al
awa
r
en
ess
with
all
th
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s
en
s
o
r
s
w
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k
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f
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r
an
d
r
ea
ct
to
a
n
y
th
r
ea
ts
in
r
ea
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-
tim
e.
3
.
2
.
2
.
Ca
m
er
a
T
h
e
ca
m
er
as
f
o
r
v
is
u
al
m
o
n
i
to
r
in
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an
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v
a
r
io
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s
m
o
d
els
ar
e
av
ailab
le
to
m
ee
t
v
ar
io
u
s
m
o
n
ito
r
in
g
r
eq
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ir
em
e
n
ts
ar
e
b
r
ig
h
t
an
d
d
etailed
im
ag
es
ca
p
tu
r
e
d
b
y
h
i
g
h
-
d
ef
in
itio
n
ca
m
er
as
allo
w
f
o
r
r
eliab
le
id
en
tific
atio
n
o
f
p
eo
p
le
an
d
o
b
jects
in
a
s
ce
n
e.
Fo
r
n
ig
h
t v
is
io
n
an
d
f
in
d
i
n
g
c
o
n
ce
aled
ite
m
s
,
th
er
m
al
ca
m
er
as
ar
e
a
m
u
s
t
-
h
av
e
.
Pan
-
tilt
-
zo
o
m
(
PTZ
)
ca
m
er
as
p
r
o
v
id
e
u
s
er
s
u
r
v
eillan
ce
d
u
e
to
th
eir
r
em
o
te
tilt
-
an
d
-
zo
o
m
ca
p
ab
ilit
ies.
Fo
r
r
ea
l
-
tim
e
m
o
n
ito
r
in
g
,
ev
e
n
t
an
aly
s
is
,
an
d
ev
id
en
ce
co
llectin
g
,
th
ese
ca
m
er
as'
co
n
s
tan
t
C
e
n
t
r
a
l
P
r
o
c
e
ss
i
n
g
U
n
i
t
(
I
o
T
a
n
d
D
a
t
a
P
r
o
c
e
ss
i
n
g
S
e
r
v
e
r
)
S
e
n
s
o
r
s
C
a
mer
a
s
D
r
o
n
e
s
5
G
C
o
n
n
e
c
t
i
v
i
t
y
a
n
d
N
e
t
w
o
r
k
I
n
f
r
ast
r
u
ct
u
r
e
C
l
o
u
d
c
o
mp
u
t
i
n
g
(
D
a
t
a
st
o
r
a
g
e
)
M
a
c
h
i
n
e
L
e
a
r
n
i
n
g
(
M
L)
R
e
a
l
-
t
i
me
A
n
a
l
y
si
s
a
n
d
A
l
e
r
t
G
e
n
e
r
a
t
i
o
n
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J E
lec
&
C
o
m
p
E
n
g
I
SS
N:
2088
-
8
7
0
8
To
en
s
u
r
e
p
u
b
lic
s
a
fety
in
tern
et
o
f th
in
g
s
a
n
d
c
o
n
vo
lu
tio
n
a
l n
eu
r
a
l
n
etw
o
r
k
…
(
C
h
a
n
d
r
a
s
ek
a
r
P
r
iya
)
4273
ac
q
u
is
itio
n
an
d
tr
an
s
m
is
s
io
n
o
f
v
is
u
al
d
ata
is
in
te
g
r
ated
i
n
to
th
e
s
y
s
tem
g
iv
e
v
ital
d
ata
f
o
r
s
ec
u
r
ity
o
f
f
icer
s
t
o
u
s
e
in
ass
ess
in
g
s
itu
atio
n
s
an
d
tak
in
g
ap
p
r
o
p
r
iate
ac
tio
n
.
3
.
2
.
3
.
Dro
nes
Dr
o
n
es
ar
e
ess
en
tial
to
in
cr
ea
s
in
g
th
e
m
o
n
ito
r
in
g
ar
ea
o
f
th
e
s
y
s
tem
d
r
o
n
es
m
a
y
b
e
co
n
n
ec
ted
with
ca
m
er
as
to
p
r
o
v
id
e
ae
r
ial
s
u
r
v
eillan
ce
,
allo
win
g
r
ea
l
-
tim
e
m
o
n
ito
r
in
g
o
f
en
o
r
m
o
u
s
r
eg
io
n
s
,
d
if
f
icu
lt
ter
r
ain
,
o
r
in
ac
ce
s
s
ib
le
p
lace
s
f
r
o
m
a
u
n
iq
u
e
v
an
ta
g
e
p
o
in
t.
E
asil
y
d
ep
lo
y
a
b
le,
it
m
ay
s
u
r
v
ey
s
itu
atio
n
s
,
m
o
n
ito
r
tr
af
f
ic,
an
d
p
r
o
v
id
e
an
ae
r
ial
v
iew.
Secu
r
ity
at
b
o
r
d
er
s
,
d
is
aster
r
elief
,
an
d
m
o
n
ito
r
in
g
o
f
v
ital
in
f
r
astru
ct
u
r
e
ar
e
s
o
m
e
ar
ea
s
wh
er
e
d
r
o
n
es s
h
in
e.
I
n
teg
r
atio
n
o
f
d
r
o
n
es im
p
r
o
v
es th
e
s
y
s
tem
's r
esp
o
n
s
iv
en
ess
to
u
n
ex
p
ec
ted
th
r
ea
ts
o
r
o
cc
u
r
r
e
n
ce
s
b
y
p
r
o
v
id
in
g
c
r
u
cial
d
ata
f
r
o
m
a
v
i
ewp
o
in
t
p
er
s
p
ec
tiv
e
to
s
u
p
p
le
m
en
t
g
r
o
u
n
d
-
b
ased
m
o
n
ito
r
in
g
elem
en
ts
.
3
.
2
.
4
.
5
G
Co
nn
ec
t
iv
it
y
5
G
I
o
T
s
u
r
v
eillan
ce
s
y
s
tem
s
n
ee
d
m
o
d
em
s
an
d
r
o
u
ter
s
f
o
r
s
m
o
o
th
d
ata
tr
an
s
f
er
;
th
es
e
d
ev
ices
p
r
o
v
id
e
h
ig
h
-
s
p
ee
d
,
lo
w
-
laten
cy
co
n
n
ec
tio
n
s
as
th
e
s
y
s
tem
's
co
m
m
u
n
icatio
n
in
f
r
astru
ct
u
r
e.
R
ea
l
-
tim
e
ev
en
t
m
o
n
ito
r
in
g
an
d
r
ea
ctio
n
d
ep
e
n
d
o
n
th
eir
ca
p
ac
ity
to
q
u
ick
ly
an
d
r
eliab
ly
co
m
m
u
n
icate
d
ata
b
etwe
en
I
o
T
d
ev
ices.
T
h
e
lo
w
late
n
cy
o
f
5
G
tech
n
o
lo
g
y
en
s
u
r
es
m
in
im
u
m
d
ata
tr
a
n
s
f
er
d
ela
y
s
.
Secu
r
ity
an
d
s
af
ety
ap
p
licatio
n
s
n
ee
d
th
is
f
ea
tu
r
e
to
r
esp
o
n
d
im
m
e
d
iately
to
d
etec
ted
ev
en
ts
.
Hig
h
-
b
an
d
wid
th
5
G
n
etwo
r
k
s
ca
n
s
im
u
ltan
eo
u
s
ly
tr
an
s
m
it
lar
g
e
d
ata
s
tr
ea
m
s
f
r
o
m
s
ev
er
al
s
en
s
o
r
s
an
d
h
ig
h
-
r
eso
lu
tio
n
ca
m
e
r
as
ar
e
v
is
u
als
an
d
d
ata
-
in
t
en
s
iv
e
wo
r
k
s
n
ee
d
th
is
ca
p
ab
ilit
y
.
5
G
n
etwo
r
k
s
'
d
ep
en
d
ab
ilit
y
r
e
d
u
ce
s
n
etwo
r
k
d
o
wn
tim
e
an
d
d
is
tu
r
b
an
ce
s
.
T
h
is
d
ep
en
d
ab
ili
ty
en
s
u
r
es
th
at
m
o
n
ito
r
in
g
c
o
n
tin
u
es
ev
e
n
u
n
d
er
d
if
f
icu
lt
s
itu
atio
n
s
ar
e
s
ca
lab
ilit
y
o
f
5
G
in
f
r
astru
ctu
r
es
m
ak
es
it
id
ea
l
f
o
r
s
u
r
v
eilla
n
ce
s
y
s
tem
s
,
allo
win
g
q
u
ick
ad
d
itio
n
o
f
s
en
s
o
r
s
an
d
ca
m
er
as
as
o
p
er
atin
g
n
ee
d
s
ch
an
g
e
.
5
G
n
etwo
r
k
s
s
p
an
u
r
b
an
an
d
r
u
r
al
lo
ca
tio
n
s
,
ex
p
a
n
d
in
g
th
e
m
o
n
ito
r
in
g
s
y
s
tem
f
o
r
s
ec
u
r
ity
an
d
s
af
ety
m
o
n
ito
r
in
g
m
ay
b
e
d
e
p
lo
y
ed
ac
r
o
s
s
v
ar
ie
d
lan
d
s
ca
p
es
a
n
d
p
lace
s
with
t
h
is
ex
ten
s
iv
e
co
v
er
ag
e.
5
G
n
etwo
r
k
s
u
s
e
s
tr
o
n
g
en
cr
y
p
tio
n
an
d
au
th
e
n
ticatio
n
to
s
af
eg
u
ar
d
d
ata
tr
an
s
f
er
an
d
in
teg
r
ity
o
f
s
u
r
v
eillan
ce
d
ata
n
ee
d
th
is
p
r
ec
au
tio
n
.
Fig
u
r
e
2
s
h
o
ws
th
e
d
iag
r
am
o
u
tlin
in
g
th
e
k
ey
s
tep
s
in
v
o
lv
ed
in
I
o
T
-
b
ased
s
u
r
v
eillan
ce
.
T
ab
le
1
alg
o
r
ith
m
v
is
u
ally
r
ep
r
esen
ts
t
h
e
o
p
er
atio
n
al
5
G
-
e
n
ab
led
I
o
T
s
u
r
v
eillan
ce
s
y
s
tem
.
Fig
u
r
e
2
.
C
NN
m
o
d
el
o
v
er
v
iew
In
p
u
t
Da
ta
(Imag
es,
Vid
eo
F
ram
es)
Co
n
v
o
l
u
ti
o
n
a
l
Lay
e
r
(F
e
a
tu
re
Ex
trac
ti
o
n
a
n
d
M
a
p
p
i
n
g
)
P
o
o
l
in
g
Lay
e
r
(Do
wn
sa
m
p
li
n
g
a
n
d
F
e
a
tu
re
S
e
lec
ti
o
n
)
Co
n
v
o
l
u
ti
o
n
a
l
Lay
e
r
(Fe
a
tu
re
E
x
tra
c
tio
n
an
d
M
a
p
p
i
n
g
)
F
u
ll
y
Con
n
ected
L
ay
er
(Clas
sify
in
g
a
n
d
Ou
t
p
u
t
G
e
n
e
ra
ti
o
n
)
Ou
tp
u
t
d
a
ta
(Clas
sifica
ti
o
n
s o
r
P
re
d
icti
o
n
s)
P
o
o
l
in
g
Lay
e
r
(Do
wn
sa
m
p
li
n
g
a
n
d
F
e
a
tu
re
S
e
lec
ti
o
n
)
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8
7
0
8
I
n
t J E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
15
,
No
.
4
,
Au
g
u
s
t
20
25
:
4
2
6
8
-
4278
4274
T
ab
le
1
.
W
o
r
k
f
lo
w
alg
o
r
ith
m
S
t
e
p
s
A
l
g
o
r
i
t
h
m
1
D
a
t
a
c
o
l
l
e
c
t
i
o
n
:
G
a
t
h
e
r
d
a
t
a
f
r
o
m s
e
n
so
r
s,
c
a
m
e
r
a
s,
a
n
d
d
r
o
n
e
s.
2
D
a
t
a
t
r
a
n
smi
ssi
o
n
:
Tr
a
n
s
mi
t
d
a
t
a
o
v
e
r
5
G
n
e
t
w
o
r
k
s
3
D
a
t
a
p
r
e
p
r
o
c
e
ss
i
n
g
:
E
n
h
a
n
c
e
d
a
t
a
q
u
a
l
i
t
y
t
h
r
o
u
g
h
f
i
l
t
e
r
i
n
g
a
n
d
n
o
r
m
a
l
i
z
a
t
i
o
n
.
4
R
e
a
l
-
t
i
me
c
l
o
u
d
a
n
a
l
y
s
i
s
:
A
n
a
l
y
z
e
d
a
t
a
u
s
i
n
g
C
N
N
t
e
c
h
n
i
q
u
e
s
i
n
r
e
a
l
-
t
i
me
.
5
A
n
o
m
a
l
y
d
e
t
e
c
t
i
o
n
:
D
e
t
e
c
t
a
n
d
c
l
a
ss
i
f
y
e
v
e
n
t
s
b
a
s
e
d
o
n
p
r
e
d
e
f
i
n
e
d
c
r
i
t
e
r
i
a
.
6
U
ser
i
n
t
e
r
f
a
c
e
mo
n
i
t
o
r
i
n
g
:
P
r
o
v
i
d
e
r
e
a
l
-
t
i
me
mo
n
i
t
o
r
i
n
g
f
o
r
o
p
e
r
a
t
o
r
s.
7
R
e
s
p
o
n
se
:
Tr
i
g
g
e
r
a
p
p
r
o
p
r
i
a
t
e
r
e
sp
o
n
ses
t
o
d
e
t
e
c
t
e
d
e
v
e
n
t
s
.
8
D
a
t
a
st
o
r
a
g
e
:
S
e
c
u
r
e
l
y
st
o
r
e
su
r
v
e
i
l
l
a
n
c
e
d
a
t
a
i
n
t
h
e
c
l
o
u
d
.
9
R
e
p
o
r
t
i
n
g
:
G
e
n
e
r
a
t
e
d
e
t
a
i
l
e
d
a
n
o
m
a
l
y
d
e
t
e
c
t
i
o
n
r
e
p
o
r
t
s
a
n
d
a
n
a
l
y
t
i
c
s.
3
.
3
.
T
ra
ini
ng
t
he
CNN
m
o
d
el
C
r
itical
to
th
e
o
p
er
atio
n
o
f
th
e
5G
-
en
ab
led
I
o
T
s
u
r
v
eillan
ce
s
y
s
tem
is
th
e
tr
ain
in
g
o
f
t
h
e
C
NN
m
o
d
el
to
id
en
tify
an
d
ca
teg
o
r
ize
o
b
j
ec
ts
,
p
eo
p
le,
an
d
p
atter
n
s
o
f
in
ter
est
with
in
th
e
v
is
u
al
in
p
u
t
it
an
aly
ze
s
,
th
i
s
C
NN
m
o
d
el
is
s
u
b
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t
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ain
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atasets
o
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im
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ep
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d
m
o
d
el
tr
ain
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a
r
e
all
s
tag
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e
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ain
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it
cr
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tes
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lar
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d
ataset
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at
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a
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item
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o
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t
h
e
s
u
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y
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tem
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co
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ter
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m
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g
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o
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h
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e
b
ee
n
p
r
o
p
er
ly
ca
teg
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ized
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d
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o
tated
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er
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e
as
tr
ain
in
g
m
ater
ial
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o
r
t
h
e
m
o
d
el.
Fig
u
r
e
2
s
h
o
ws
th
at
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ep
en
d
in
g
o
n
t
h
e
s
p
ec
if
ic
task
a
C
NN
ar
e
d
e
v
elo
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ed
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o
r
;
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m
a
y
co
n
tain
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u
m
er
o
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s
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o
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ev
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e
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e
a
v
er
y
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if
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e
r
en
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ar
ch
itectu
r
al
lay
o
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t
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h
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C
NN
m
o
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lear
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s
to
ac
c
u
r
ately
d
etec
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b
jects
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d
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atter
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b
y
ad
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s
tin
g
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ar
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o
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ly
d
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r
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ain
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lt
o
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th
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co
m
p
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tatio
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e
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an
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s
o
f
tr
ain
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;
h
ig
h
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p
e
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f
o
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m
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ce
clo
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ase
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co
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ed
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s
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u
p
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s
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ter
tr
ain
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e
C
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el
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ad
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ain
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f
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h
is
tr
ain
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e
s
y
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tem
ca
n
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er
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o
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cla
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if
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ea
l
-
tim
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r
b
a
n
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ec
u
r
ity
an
d
s
itu
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al
awa
r
e
n
ess
.
T
ab
le
1
h
i
g
h
lig
h
ts
th
e
k
e
y
s
tep
s
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d
th
e
co
r
r
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d
i
n
g
alg
o
r
ith
m
s
u
s
ed
i
n
th
is
s
y
s
tem
.
3.
RE
SU
L
T
AND
DI
SCUS
SI
O
N
I
m
p
lem
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tin
g
f
i
n
d
in
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d
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ig
n
if
ican
t
co
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s
eq
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en
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f
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r
p
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lic
s
ec
u
r
ity
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e
r
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u
lted
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r
o
m
d
ep
lo
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in
g
th
e
5
G
-
e
n
ab
led
I
o
T
s
u
r
v
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ce
s
y
s
tem
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h
e
r
ev
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lu
tio
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r
y
d
e
v
elo
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m
e
n
t
o
f
s
u
r
v
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an
d
s
itu
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en
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s
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u
e
to
th
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s
y
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tem
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s
ca
p
a
city
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an
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m
it,
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d
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aly
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ata
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o
T
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ch
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en
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d
d
r
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ilit
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ize
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n
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f
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n
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o
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tim
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o
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ith
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s
.
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h
e
tech
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iq
u
e
h
as
b
ee
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c
r
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ci
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in
ef
f
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tiv
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esp
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d
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es
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m
o
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r
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tativ
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late
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r
s
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av
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aid
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o
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er
atio
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aler
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aster
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es
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er
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lab
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d
p
er
m
an
e
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t
d
ata
p
r
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an
k
s
to
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er
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s
m
ar
t
city
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cr
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in
f
r
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o
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T
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tech
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n
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tio
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le
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4278
4276
T
h
e
s
ec
u
r
ity
an
d
s
u
r
v
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c
e
in
d
u
s
tr
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h
a
v
e
f
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u
n
d
m
an
y
u
s
es
f
o
r
t
h
is
tech
n
o
l
o
g
y
s
in
ce
it
is
ess
en
tial
f
o
r
m
o
n
ito
r
in
g
p
u
b
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ar
ea
s
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k
ey
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f
r
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r
e,
a
n
d
p
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iv
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ass
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ar
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f
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n
d
am
en
t
al
r
o
le
in
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esig
n
in
g
s
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t
cities
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ts
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to
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m
p
r
o
v
e
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ty
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y
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tatio
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cr
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ar
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f
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eq
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to
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lab
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s
.
W
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to
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in
r
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tim
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et
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d
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tem
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a
p
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t
in
s
tr
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m
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af
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h
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th
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to
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tech
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lo
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f
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r
p
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.
RE
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