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C
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r
:
S.
Me
tild
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Flo
r
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Dep
ar
t
m
en
t o
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I
n
f
o
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SR
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s
tit
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d
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E
m
ail:
m
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@
s
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t.e
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i
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1.
I
NT
RO
D
UCT
I
O
N
As
a
n
es
s
en
tial
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m
e
n
t
o
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s
m
ar
t
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m
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2.
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p
ar
k
in
g
s
lo
t
to
f
i
n
d
u
n
o
cc
u
p
ied
o
n
es.
An
o
th
er
m
et
h
o
d
h
as
b
ee
n
r
ec
o
m
m
e
n
d
ed
b
y
cr
af
t
in
g
t
h
e
p
er
f
o
r
m
an
ce
o
f
An
d
r
o
id
-
ba
s
ed
ap
p
licatio
n
s
.
T
h
e
ca
r
ca
n
m
ap
th
e
d
is
ta
n
ce
to
/f
r
o
m
th
e
g
ate
u
s
in
g
t
h
e
ap
p
licatio
n
.
Mic
r
o
co
n
tr
o
ller
s
ar
e
p
r
esen
t
o
n
th
e
g
ate
ar
e
h
elp
th
e
ca
r
to
in
ter
ac
t,
an
d
m
o
n
i
to
r
th
e
f
r
ee
p
ar
k
in
g
s
lo
t.
Up
o
n
f
in
d
i
n
g
an
e
m
p
t
y
s
lo
t,
th
e
ca
r
ca
n
tr
ac
k
th
at
s
lo
t
an
d
f
i
n
d
a
s
u
itab
le
r
o
u
te
to
w
ar
d
s
t
h
e
p
ar
k
in
g
s
p
o
t
[
3
]
.
A
d
i
f
f
er
en
t
R
FID
b
as
ed
p
ap
er
allo
ca
tes
p
ar
k
i
n
g
s
p
ac
e
to
v
e
h
icle
s
i
n
th
e
p
ar
k
in
g
lo
t
w
h
e
n
an
y
s
u
itab
le
s
p
ac
e
is
ex
is
tin
g
in
th
at
ar
ea
.
I
n
cr
e
m
en
ta
tio
n
an
d
r
ed
u
ctio
n
h
ap
p
en
au
to
m
at
icall
y
o
n
ce
a
ca
r
e
n
ter
s
o
r
leav
es
th
a
t
s
p
ac
e
[
4
]
.
An
o
th
er
au
t
h
o
r
Sa
m
ar
as
et
-
al
u
s
e
d
s
o
m
et
h
in
g
t
h
at
is
ca
lled
KA
T
HODI
GOS,
w
h
ic
h
m
a
k
e
s
u
s
e
o
f
w
ir
ele
s
s
tec
h
n
o
lo
g
ies
a
n
d
a
v
ar
iet
y
o
f
w
ir
eless
ap
p
licatio
n
s
to
o
b
tain
k
n
o
w
led
g
e
co
n
ce
r
n
i
n
g
th
e
p
o
s
itio
n
o
f
t
h
e
p
ar
k
in
g
s
l
o
ts
alo
n
g
t
h
e
r
o
ad
s
.
T
h
e
co
llected
in
f
o
r
m
a
tio
n
is
n
o
w
s
e
n
t
u
s
i
n
g
g
ate
w
a
y
s
to
a
p
r
in
cip
al
in
f
o
r
m
atio
n
s
y
s
te
m
[
5
]
.
I
n
p
ar
k
in
g
m
an
a
g
e
m
e
n
t,
ter
m
ed
‘
iP
ar
k
i
n
g
,
’
th
at
o
b
s
er
v
es
th
e
i
n
co
m
i
n
g
/o
u
tg
o
i
n
g
v
eh
icles
w
it
h
th
e
h
e
l
p
o
f
a
s
en
s
o
r
n
et
w
o
r
k
.
T
h
is
‘
iP
ar
k
in
g
’
h
elp
s
i
n
f
i
n
d
in
g
th
e
co
r
r
ec
t p
ar
k
in
g
s
lo
ts
an
d
g
i
v
e
s
in
f
o
r
m
atio
n
to
th
e
u
s
er
[
6
]
.
T
h
e
w
r
iter
s
o
f
f
er
a
tech
n
iq
u
e
th
at
ta
k
es
t
h
e
h
e
lp
o
f
i
m
a
g
e
d
etec
tio
n
[
7
-
12
]
.
Star
ted
w
it
h
th
e
b
ase
s
tatio
n
(
B
S)
p
o
s
itio
n
in
g
c
h
all
en
g
e,
t
h
e
o
p
t
i
m
u
m
p
o
s
itio
n
o
f
n
o
d
es
in
a
m
e
s
h
lin
k
s
y
s
te
m
h
as
i
m
p
r
o
v
ed
to
a
w
ir
eless
s
e
n
s
o
r
n
et
w
o
r
k
to
p
o
lo
g
y
f
o
cu
s
ed
o
p
ti
m
izatio
n
w
i
th
r
es
u
lt
s
r
an
g
i
n
g
f
r
o
m
d
y
n
a
m
ic
p
r
o
g
r
a
m
m
in
g
to
g
en
et
ic
alg
o
r
it
h
m
s
[
1
3
-
15
]
an
d
f
u
r
t
h
er
to
w
ar
d
s
T
ab
u
s
ea
r
c
h
[
1
6
,
1
7
]
.
I
f
w
e
f
o
cu
s
ar
o
u
n
d
th
e
d
ata
o
b
tain
ed
f
r
o
m
th
e
s
e
n
s
o
r
s
in
to
p
o
g
r
ap
h
y
u
s
i
n
g
s
ig
h
t
o
f
d
ata
b
r
o
ad
ca
s
t,
th
e
w
o
r
k
o
f
f
er
ed
is
b
r
e
ak
in
g
t
h
e
o
b
s
er
v
ed
to
p
o
g
r
ap
h
y
in
to
s
m
aller
u
n
it
s
ca
lled
ce
lls
an
d
th
e
n
ex
a
m
in
es
h
o
w
d
i
f
f
er
en
t
s
e
n
s
o
r
s
m
u
s
t
b
e
d
is
tr
ib
u
ted
th
r
o
u
g
h
o
u
t
t
h
e
ce
lls
in
t
h
e
m
o
s
t
e
f
f
icie
n
t
w
a
y
[
18
-
20
]
.
T
h
e
p
ap
er
s
ar
e
f
o
cu
s
ed
o
n
an
e
x
p
er
i
m
e
n
tal
ex
p
lan
atio
n
u
s
i
n
g
a
m
u
lti
-
o
p
in
io
n
ated
e
v
o
lu
tio
n
ar
y
o
p
ti
m
i
za
tio
n
[
2
1
-
23
]
.
I
n
th
e
s
it
u
ati
o
n
,
th
e
p
r
o
b
le
m
is
ca
lcu
lated
as
a
n
o
n
-
lin
ea
r
o
p
ti
m
izatio
n
s
it
u
atio
n
w
h
ic
h
is
r
eso
lv
ed
w
i
t
h
a
s
el
f
-
i
n
cr
e
m
en
tal
al
g
o
r
ith
m
.
T
h
is
alg
o
r
ith
m
p
lace
s
n
o
d
es o
n
e
b
y
o
n
e
i
n
to
th
e
p
o
s
itio
n
ed
n
et
w
o
r
k
i
s
th
e
m
o
s
t p
r
o
p
er
w
a
y
p
o
s
s
ib
le
[
2
4
].
3.
M
E
T
H
O
DO
L
O
G
Y
3
.
1
.
Dy
na
m
ic
s
lo
t
a
llo
ca
t
io
n
S
m
ar
t
p
ar
k
i
n
g
s
y
s
te
m
s
ca
n
r
es
u
lt
i
n
th
e
e
f
f
ec
t
iv
e
lo
w
er
i
n
g
o
f
tr
af
f
ic
i
n
an
d
ar
o
u
n
d
th
e
cit
y
to
a
lar
g
e
ex
ten
t.
Fo
r
r
em
o
te
u
s
a
g
e,
th
e
u
s
er
ca
n
ac
ce
s
s
t
h
e
s
y
s
te
m
w
it
h
th
e
h
elp
o
f
an
ap
p
licatio
n
wh
ich
ca
n
ab
le
to
r
u
n
in
an
y
p
lat
f
o
r
m
ir
r
esp
ec
ti
v
e
o
f
an
d
r
o
id
,
iOS,
B
lack
b
er
r
y
,
o
r
s
o
m
et
h
i
n
g
else.
T
h
e
ap
p
licatio
n
ca
n
b
e
ea
s
il
y
in
s
ta
lled
i
n
t
h
e
S
m
ar
tp
h
o
n
e
o
r
else
a
p
er
s
o
n
al
co
m
p
u
ter
v
er
s
io
n
ca
n
al
s
o
b
e
estab
li
s
h
ed
.
T
h
e
s
y
s
te
m
’
s
p
r
im
ar
y
d
atab
ase
l
ies
i
n
t
h
e
cl
o
u
d
;
h
e
n
ce
,
t
h
e
s
o
f
t
w
ar
e
r
eq
u
i
r
es
s
o
m
e
w
eb
s
er
v
ices
to
ac
ce
s
s
t
h
e
s
y
s
te
m
’
s
f
u
l
l
p
o
ten
tial.
W
eb
s
er
v
ices
co
u
ld
b
e
av
ailed
b
y
an
y
n
et
w
o
r
k
s
u
ch
a
s
2
G,
3
G,
4
G,
an
d
s
o
o
n
.
T
h
e
Op
en
Ser
v
ic
e
Gate
w
a
y
f
u
n
ct
io
n
s
a
s
t
h
e
li
n
k
b
et
w
ee
n
th
e
c
lo
u
d
tier
an
d
m
o
b
ile
ap
p
licatio
n
s
.
T
h
e
O
SGi
(
Op
en
Ser
v
ice
Gate
w
a
y
I
n
itiat
iv
e)
s
h
o
w
n
i
n
Fig
u
r
e
1
,
estab
li
s
h
e
s
a
s
ce
n
ar
io
w
h
er
e
t
h
e
cl
u
s
t
er
i
n
g
is
ea
s
il
y
p
o
s
s
ib
le
an
d
a
s
a
r
esu
lt
o
f
w
h
ic
h
w
eb
ap
p
licatio
n
s
ca
n
b
e
s
u
itab
l
y
s
ep
ar
ated
in
to
g
r
o
u
p
s
.
I
t
h
elp
s
i
n
d
escr
i
b
in
g
t
h
e
s
er
v
ice
as
g
en
er
ated
b
y
th
e
u
s
er
an
d
th
e
n
r
etu
r
n
s
its
b
eh
a
v
io
r
.
A
k
e
y
-
v
alu
e
f
o
cu
s
ed
d
atab
ase
ca
n
b
e
ad
ap
ted
in
th
is
tier
to
en
s
u
r
e
ex
p
a
n
d
ab
ilit
y
a
n
d
d
is
s
e
m
i
n
ate
j
o
b
q
u
eu
es,
a
n
d
al
s
o
to
p
r
o
v
id
e
p
er
f
o
r
m
a
n
ce
at
h
ig
h
le
v
el
a
n
d
ca
r
p
ar
k
in
g
s
er
v
ice
s
f
o
r
u
s
er
s
o
n
d
em
a
n
d
.
A
lo
ad
b
alan
ce
r
ca
n
b
e
u
s
ed
to
d
is
tr
ib
u
te
t
h
e
u
s
er
’
s
r
eq
u
est
s
ac
r
o
s
s
th
e
f
u
ll r
a
n
g
e
o
f
w
eb
s
er
v
er
s
t
o
im
p
r
o
v
e
t
h
e
w
eb
r
eso
u
r
ce
s
'
u
tili
za
t
io
n
.
Usi
n
g
d
is
tr
ib
u
ted
s
y
s
te
m
,
lo
g
d
ata
f
r
o
m
w
eb
s
er
v
er
ar
e
co
llected
an
d
f
o
r
w
ar
d
ed
to
th
e
clo
u
d
.
E
.
g
.
,
w
h
en
a
u
s
er
co
m
es
n
ea
r
e
r
to
th
e
Sh
o
p
p
in
g
Ma
ll,
th
e
ap
p
licatio
n
au
to
m
atica
ll
y
s
e
n
t
a
r
eq
u
est
o
n
ac
co
u
n
t
o
f
t
h
e
clie
n
t
to
an
OSGi
ca
r
p
ar
k
in
g
s
er
v
er
r
eq
u
e
s
ti
n
g
f
o
r
a
s
u
itab
le
p
ar
k
i
n
g
s
p
ac
e.
B
ased
o
n
t
h
e
u
s
er
's
co
m
f
o
r
t
d
e
f
in
ed
i
n
th
e
u
s
er
p
r
o
f
ile,
t
h
e
w
eb
s
er
v
er
lo
ca
tes
t
h
e
w
ell
s
u
ited
v
ac
an
t
p
ar
k
i
n
g
lo
t
f
o
r
t
h
is
u
s
er
an
d
r
eser
v
es it
(
o
p
tio
n
all
y
)
.
T
h
e
u
s
er
th
en
ca
n
n
av
i
g
ate
to
th
at
lo
ca
tio
n
as
d
r
iv
i
n
g
r
o
u
te
s
w
it
h
a
co
m
p
lete
m
ap
ar
e
b
ein
g
p
r
o
v
id
ed
to
th
e
u
s
er
b
y
th
e
ap
p
licatio
n
,
b
y
e
m
p
lo
y
i
n
g
th
e
Go
o
g
le
Ma
p
s
ap
p
w
ith
a
n
a
n
d
r
o
id
A
P
I
.
Dis
tr
ib
u
ted
lo
g
d
ata
ar
e
co
llected
w
it
h
h
i
g
h
s
p
ee
d
d
at
a
p
ip
e.
T
h
e
o
th
er
t
w
o
tier
s
ar
e
lin
k
ed
b
y
O
SGi
w
eb
s
er
v
e
r
s
.
A
v
ar
iet
y
o
f
ca
r
p
ar
k
in
g
ass
i
s
ta
n
ce
ca
n
b
e
i
m
p
le
m
en
ted
,
w
h
ich
ar
e
d
ef
i
n
e
d
b
y
th
eir
s
er
v
ice
d
escr
ip
tio
n
s
(
SD)
.
L
ib
eliu
m
-
Me
tio
r
a
S
m
ar
t
p
ar
k
in
g
s
ig
f
o
x
k
it
ca
n
b
e
u
til
ized
f
o
r
i
n
s
tal
l
atio
n
o
f
th
e
n
o
d
es
a
s
it
’
s
ad
v
an
tag
eo
u
s
m
a
g
n
etic
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8708
I
n
t J
E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
10
,
No
.
5
,
Octo
b
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ased
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Serv
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(
f
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t
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)
[
2
5
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.
First,
th
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a
s
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p
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w
s
:
MK
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r
ef
lecte
d
to
th
e
u
s
er
.
Af
ter
s
u
cc
e
s
s
f
u
l
au
t
h
en
ticatio
n
,
th
e
u
s
er
is
ab
le
to
f
in
d
its
s
u
itab
le
lo
ca
tio
n
in
t
h
e
s
y
s
te
m
.
Me
s
s
a
g
es a
r
e
b
ein
g
s
e
n
t to
th
e
u
s
er
a
t e
v
er
y
s
p
ec
i
f
ied
in
ter
v
al.
3
.
3
.
E
ntr
y
-
pa
rking
lo
t
As
s
h
o
w
n
in
F
ig
u
r
e
2
,
th
e
R
F
I
D
r
ea
d
er
s
ca
n
s
th
e
ta
g
u
p
o
n
ar
r
iv
al
o
f
th
e
ca
r
at
th
e
p
ar
k
in
g
lo
t
en
tr
y
.
C
o
r
r
esp
o
n
d
in
g
d
ata
w
i
th
r
ele
v
an
ce
to
t
h
e
ap
p
r
o
ac
h
ed
ca
r
is
t
h
e
n
c
h
ec
k
ed
f
o
r
i
n
th
e
d
atab
ase.
T
h
e
u
s
er
’
s
ac
co
u
n
t
d
etails
w
o
u
ld
b
e
s
y
n
ce
d
w
it
h
th
e
ca
r
’
s
tag
.
T
h
e
s
y
s
te
m
w
o
u
ld
c
h
ec
k
f
o
r
th
e
av
a
ilab
ilit
y
o
f
p
ar
k
i
n
g
s
p
ac
es
in
th
e
p
ar
k
in
g
lo
t.
I
f
it
i
s
g
r
ea
ter
th
a
n
0
,
t
h
e
s
y
s
te
m
w
ill
co
n
ti
n
u
e
to
th
e
later
s
tag
e
s
;
o
th
er
w
is
e,
a
m
es
s
a
g
e
s
a
y
i
n
g
th
at
s
p
ac
e
is
n
o
t
av
a
ilab
le
wo
u
ld
b
e
s
h
o
w
n
to
t
h
e
u
s
er
.
L
ater
s
tag
e
in
v
o
lv
e
s
ch
ec
k
i
n
g
th
e
b
o
o
k
in
g
s
tat
u
s
.
I
f
th
e
p
ar
k
in
g
ar
ea
is
alr
ea
d
y
b
o
o
k
ed
o
v
er
th
e
w
eb
o
r
th
r
o
u
g
h
t
h
e
ap
p
licatio
n
,
th
en
t
h
e
p
ar
k
i
n
g
s
lo
t
w
ill
b
e
d
is
p
la
y
ed
o
n
t
h
e
s
cr
ee
n
alo
n
g
w
it
h
a
n
o
ti
f
icat
io
n
.
Na
v
i
g
a
tio
n
w
o
u
ld
also
b
e
p
r
o
v
id
ed
.
I
f
th
e
b
o
o
k
in
g
is
n
o
t
co
n
f
ir
m
ed
,
th
e
n
th
e
s
y
s
te
m
wo
u
ld
ch
ec
k
f
o
r
th
e
a
v
ailab
ili
t
y
o
f
p
ar
k
in
g
s
p
ac
es
.
On
f
i
n
d
in
g
a
s
u
itab
le
ar
ea
,
t
h
e
a
m
o
u
n
t
w
o
u
ld
b
e
ca
lcu
la
ted
,
an
d
s
p
a
ce
w
o
u
ld
b
e
p
r
o
v
id
ed
alo
n
g
w
it
h
a
n
o
tific
atio
n
a
n
d
d
ir
ec
tio
n
s
f
o
r
n
av
i
g
atio
n
.
I
f
an
ar
ea
i
s
n
o
t
av
ailab
le,
a
m
ess
a
g
e
s
a
y
i
n
g
th
e
s
a
m
e
w
o
u
ld
b
e
d
is
p
la
y
ed
to
th
e
u
s
er
.
3
.
4
.
E
x
it
pa
r
kin
g
-
lo
t
On
ce
th
e
ca
r
is
r
ea
d
y
to
leav
e
th
e
p
ar
k
in
g
s
p
o
t,
an
R
FID
s
c
an
n
er
s
ca
n
s
t
h
e
ta
g
at
th
e
ex
it
-
g
a
te
an
d
ca
lcu
late
s
t
h
e
a
m
o
u
n
t
o
n
ce
a
g
ain
to
e
n
s
u
r
e
ac
cu
r
ac
y
,
as
d
ep
icted
in
F
ig
u
r
e
3
.
T
h
e
g
e
n
er
at
ed
a
m
o
u
n
t
i
s
t
h
en
d
is
p
la
y
ed
o
n
t
h
e
s
cr
ee
n
.
T
h
e
u
s
er
ca
n
p
a
y
f
o
r
th
e
s
er
v
ice
a
t
th
e
s
a
m
e
ti
m
e
o
r
later
w
it
h
i
n
a
s
p
ec
i
f
ic
p
er
io
d
.
I
f
h
e
c
h
o
o
s
es
t
h
e
latter
,
t
h
e
d
ata
is
u
p
lo
ad
ed
in
th
e
clo
u
d
,
an
d
also
h
i
s
b
an
k
d
etail
s
ar
e
s
av
ed
.
I
f
p
a
y
m
e
n
t
i
s
n
o
t
m
ad
e
w
it
h
i
n
a
m
e
n
tio
n
ed
ti
m
e
f
r
a
m
e,
th
e
n
th
e
a
m
o
u
n
t
w
o
u
ld
b
e
c
h
ar
g
ed
a
u
to
m
atic
all
y
f
r
o
m
t
h
e
u
s
er
.
I
f
th
e
b
alan
ce
i
s
in
s
u
f
f
icie
n
t,
t
h
en
t
h
e
u
s
er
is
as
k
ed
to
r
ec
h
ar
g
e
th
eir
ac
co
u
n
t
(
S
m
ar
t
p
ar
k
in
g
ap
p
ac
co
u
n
t)
an
d
p
r
o
ce
ed
ac
c
o
r
d
in
g
l
y
.
Up
o
n
r
ec
h
ar
g
i
n
g
,
th
e
e
n
tire
g
lo
b
al
d
atab
ase
is
u
p
d
ated
.
4.
I
M
P
L
E
M
E
NT
AT
I
O
N
I
R
s
en
s
o
r
s
ar
e
p
lace
d
in
t
h
e
p
ar
k
in
g
lo
ts
to
d
eter
m
i
n
e
wh
eth
er
a
p
ar
k
in
g
s
lo
t
i
s
v
ac
a
n
t
o
r
n
o
t.
T
h
e
R
asp
b
er
r
y
P
i
is
w
ir
ele
s
s
l
y
co
n
n
ec
ted
w
it
h
I
R
s
e
n
s
o
r
s
u
s
in
g
t
h
e
E
SP
(
E
s
p
r
ess
i
f
m
o
d
u
les
)
ch
ip
.
A
n
E
SP
ch
ip
is
u
s
ed
to
ac
ce
s
s
a
W
iFi
n
et
w
o
r
k
.
R
asp
b
er
r
y
P
i
a
cts
li
k
e
i
n
ter
m
ed
iate
p
r
o
ce
s
s
in
g
u
n
it
b
et
w
ee
n
th
e
s
en
s
o
r
s
a
n
d
clo
u
d
.
T
h
e
s
tatu
s
o
f
v
ar
io
u
s
a
n
alo
g
i
n
p
u
t
p
in
s
o
n
a
R
a
s
p
b
er
r
y
P
i
ch
i
p
ar
e
ch
ec
k
ed
b
y
a
C
lan
g
u
ag
e
s
cr
ip
t
w
h
ich
i
s
r
u
n
n
i
n
g
o
n
t
h
e
ch
ip
an
d
u
p
d
ate
s
th
i
s
i
n
f
o
r
m
atio
n
o
n
to
th
e
clo
u
d
.
Fro
m
v
ar
io
u
s
s
en
s
o
r
s
,
th
e
co
llected
d
ata
is
s
en
t
to
th
e
R
asp
b
er
r
y
P
i
th
r
o
u
g
h
th
e
E
SP
ch
ip
.
T
h
e
R
asp
b
er
r
y
P
i
th
en
tr
a
n
s
f
er
s
th
is
d
ata
to
MY
SQ
L
Ser
v
er
.
R
FID
ta
g
i
s
b
ein
g
tea
m
ed
u
p
w
it
h
t
h
e
a
n
d
r
o
id
ap
p
licatio
n
.
R
FID
r
ea
d
er
is
u
s
ed
to
s
ca
n
th
e
ca
r
ta
g
u
p
o
n
e
n
tr
y
an
d
ex
it o
f
t
h
e
ca
r
at
th
e
p
ar
k
i
n
g
ar
ea
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8708
I
n
t J
E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
10
,
No
.
5
,
Octo
b
e
r
2
0
2
0
:
5
3
9
2
-
5399
5396
Fig
u
r
e
2
.
E
n
tr
y
–
p
ar
k
in
g
lo
t
Fig
u
r
e
3.
E
x
it
-
p
ar
k
in
g
lo
t
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:
2
0
8
8
-
8708
A
s
tu
d
y
o
f remo
tely
b
o
o
ki
n
g
s
l
o
t fo
r
ve
h
icle
u
s
in
g
in
tern
et
o
f
th
in
g
s
(
S
.
Metild
a
F
lo
r
en
ce
)
5397
5.
RE
SU
L
T
AND
DI
SCUS
SI
O
N
T
o
s
tar
t
w
it
h
S
m
ar
t
p
ar
k
i
n
g
A
p
p
m
u
s
t
b
e
in
s
talled
o
n
o
u
r
m
o
b
ile.
Af
ter
in
s
tallat
io
n
,
w
h
en
th
e
u
s
e
r
click
s
th
e
S
m
ar
t
P
ar
k
i
n
g
A
p
p
,
L
o
g
i
n
s
cr
ee
n
w
ill
b
e
d
i
s
p
lay
ed
as
i
n
Fi
g
u
r
e
4(
a
)
.
A
f
ter
p
r
o
v
id
in
g
r
eg
i
s
ter
ed
cr
ed
en
tials
co
r
r
ec
tl
y
,
t
h
e
A
p
p
w
i
ll
d
is
p
la
y
t
h
e
av
a
ilab
le
s
l
o
ts
in
w
h
ite
co
lo
r
an
d
b
o
o
k
ed
s
lo
t
in
r
ed
co
lo
r
s
h
o
w
n
i
n
Fi
g
u
r
e
4(
b
)
.
Selecte
d
p
ar
k
in
g
s
lo
t
w
ill
c
h
an
g
e
its
co
lo
u
r
an
d
p
o
p
u
p
w
ill
b
e
d
is
p
la
y
ed
as
s
h
o
w
n
in
Fig
u
r
e
4(
c
)
.
Af
ter
co
n
f
ir
m
at
i
o
n
,
th
e
s
lo
t
w
ill
b
e
b
o
o
k
ed
.
W
e
ca
n
also
ca
n
ce
l
t
h
e
b
o
o
k
i
n
g
s
lo
t
as
s
h
o
w
n
i
n
Fig
u
r
e
4(
d
)
.
T
h
is
A
p
p
p
r
o
v
id
in
g
n
av
ig
at
io
n
r
o
u
te
m
ap
f
r
o
m
cu
r
r
en
t
lo
ca
tio
n
to
n
ea
r
b
y
p
ar
k
in
g
ar
ea
,
w
h
ic
h
is
d
ep
icted
in
Fig
u
r
e
4(
e
)
.
Usi
n
g
r
eg
is
ter
ed
R
FID
ca
r
d
th
e
u
s
er
ca
n
m
a
k
e
p
a
y
m
e
n
t
w
h
ile
ex
i
ti
n
g
t
h
e
p
ar
k
i
n
g
.
(
a)
(
b
)
(
c)
(
d
)
(
e)
Fig
u
r
e
4.
Scr
ee
n
s
h
o
t
s
o
f
s
m
ar
t
p
ar
k
in
g
s
y
s
te
m
a
p
p
licatio
n
,
(
a)
lo
g
in
s
cr
ee
n
,
(
b
)
s
h
o
w
i
n
g
a
v
ailab
ili
t
y
o
f
s
lo
ts
,
(
c)
b
o
o
k
in
g
s
lo
t
,
(
d
)
ca
n
ce
ll
atio
n
o
f
s
lo
t
,
(
e)
n
av
ig
at
in
g
m
ap
6.
CO
NCLU
SI
O
N
AND
F
U
T
U
RE
E
NH
A
NCEM
E
NT
P
r
o
d
u
ctiv
e
p
er
f
o
r
m
a
n
ce
o
f
th
is
w
o
r
k
w
o
u
ld
b
e
th
e
o
u
tco
m
e
in
tr
af
f
ic
a
n
d
d
is
o
r
d
er
in
j
a
m
-
p
ac
k
ed
p
ar
k
in
g
s
p
ac
es
li
k
e
s
tatio
n
s
,
a
ir
p
o
r
ts
,
m
al
ls
,
s
tad
iu
m
s
wh
er
e
a
co
n
v
e
n
tio
n
al
p
ar
k
i
n
g
s
p
ac
e
is
s
h
ar
ed
.
Sin
ce
e
v
er
y
th
i
n
g
w
o
u
ld
b
e
au
to
m
atic,
t
h
er
ef
o
r
e
tr
av
e
lin
g
with
o
u
t
ca
s
h
ca
n
b
e
s
ee
m
i
n
g
l
y
p
o
s
s
ib
le.
I
t
w
o
u
ld
h
elp
i
n
r
ed
u
ci
n
g
th
e
lo
n
g
q
u
eu
e
s
,
w
aiti
n
g
ti
m
e,
s
tr
ess
,
t
en
s
io
n
,
an
d
r
es
u
lt
in
in
cr
ea
s
i
n
g
th
e
ca
p
ac
it
y
o
f
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8708
I
n
t J
E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
10
,
No
.
5
,
Octo
b
e
r
2
0
2
0
:
5
3
9
2
-
5399
5398
th
e
s
y
s
te
m
to
a
f
r
u
it
f
u
l
g
r
o
u
n
d
.
A
ls
o
,
t
h
e
s
y
s
te
m
r
eq
u
ir
e
s
n
eg
l
ig
ib
le
h
u
m
a
n
r
eso
u
r
ce
s
,
a
s
a
r
esu
l
t
o
f
w
h
ic
h
h
u
m
a
n
er
r
o
r
s
ca
n
b
e
to
tall
y
a
v
o
id
ed
,
an
d
s
ec
u
r
it
y
ca
n
b
e
a
d
v
an
ce
d
,
w
h
ic
h
w
o
u
ld
r
esu
lt
in
an
a
m
az
i
n
g
an
d
s
w
i
f
t
ex
p
er
ien
ce
f
o
r
th
e
u
s
er
.
Sen
s
o
r
s
,
co
m
m
u
n
icatio
n
,
a
n
d
th
e
ap
p
licatio
n
la
y
er
ar
e
th
e
f
u
n
d
a
m
e
n
tal
s
f
o
r
th
i
s
s
y
s
te
m
.
E
f
f
ec
ti
v
e
n
o
d
e
p
lace
m
en
t
is
t
h
e
k
e
y
,
alo
n
g
w
it
h
th
e
ef
f
ec
tu
al
u
ti
lizatio
n
o
f
t
h
e
al
g
o
r
ith
m
ca
n
h
elp
u
s
in
ac
h
ie
v
i
n
g
m
ile
s
to
n
e
s
.
R
FI
D
is
b
ein
g
tea
m
ed
u
p
w
it
h
t
h
e
an
d
r
o
id
ap
p
licatio
n
to
p
r
o
v
id
e
th
e
b
est
u
s
er
ex
p
er
ien
ce
f
o
r
th
e
co
n
tr
o
l
s
y
s
te
m
s
an
d
v
e
h
icle
s
.
I
f
t
h
e
co
n
d
itio
n
s
ar
e
p
r
o
p
e
r
ly
m
et,
t
h
i
s
w
ill
r
es
u
lt
in
a
n
ef
f
ec
tiv
e
r
ed
u
ctio
n
o
f
th
e
w
ait
in
g
ti
m
es.
T
h
e
id
ea
l
s
o
lu
tio
n
is
p
r
o
v
id
ed
b
y
th
e
p
lan
n
ed
s
y
s
te
m
,
w
h
er
e
th
e
m
a
x
i
m
u
m
o
f
t
h
e
v
e
h
icles lo
ca
te
s
ab
le
p
ar
k
in
g
s
p
a
ce
s
u
cc
es
s
f
u
ll
y
.
B
etter
p
er
f
o
r
m
an
ce
,
e
f
f
ec
t
iv
e
lar
g
e
s
ca
le
p
ar
k
in
g
,
an
d
lo
w
co
s
t
ar
e
b
ein
g
m
et
b
y
th
i
s
s
y
s
te
m
.
Var
io
u
s
k
i
n
d
o
f
d
ata
s
tr
u
ctu
r
e
alg
o
r
ith
m
s
ca
n
b
e
ex
a
m
in
ed
p
r
o
p
er
ly
in
o
r
d
er
t
o
f
in
d
a
s
u
itab
le
co
m
b
in
a
tio
n
th
at
w
o
u
ld
s
at
is
f
y
th
e
n
ee
d
s
o
f
t
h
is
s
y
s
te
m
.
T
h
e
co
n
ce
p
t
o
f
q
u
e
u
i
n
g
ca
n
b
e
i
m
p
le
m
e
n
t
ed
if
t
h
e
n
u
m
b
er
o
f
v
eh
ic
les
at
a
s
p
ec
if
ic
lo
ca
tio
n
ex
ce
ed
s
th
e
t
h
r
es
h
o
ld
.
T
h
en
th
ese
v
e
h
icle
s
ca
n
b
e
ea
s
il
y
r
e
d
ir
ec
ted
to
th
e
n
ex
t
n
ea
r
est
p
ar
k
i
n
g
lo
ca
tio
n
w
h
er
e
th
e
u
s
er
ca
n
p
ar
k
h
is
/
h
er
ca
r
w
it
h
ea
s
e
an
d
at
t
h
e
s
a
m
e
t
i
m
e
e
n
s
u
r
in
g
s
a
f
et
y
an
d
ea
s
e.
T
h
is
s
y
s
te
m
ca
n
ea
s
il
y
ac
h
ie
v
e
p
r
o
p
er
au
th
o
r
iz
atio
n
an
d
lo
ca
tio
n
o
f
th
e
s
p
o
t.
A
p
p
licatio
n
s
i
n
th
e
f
u
t
u
r
e
w
il
l
r
u
n
o
n
an
y
p
l
atf
o
r
m
.
Fo
r
r
o
ad
s
id
e
p
ar
k
in
g
,
h
o
u
r
s
lo
t
b
o
o
k
in
g
ca
n
b
e
estab
lis
h
ed
.
A
t
ti
m
e
s
,
p
r
o
p
er
p
ar
k
in
g
s
lo
t
is
n
o
t
a
v
ai
lab
le
alo
n
g
t
h
e
r
o
ad
s
id
es,
s
o
u
s
er
f
ac
es
a
lo
t
o
f
d
is
cr
ep
an
c
y
an
d
ch
ao
s
to
f
i
n
d
a
p
ar
k
in
g
s
lo
t.
Als
o
if
a
p
ar
k
i
n
g
lo
t
is
n
o
t
av
ailab
le
n
ea
r
b
y
,
t
h
en
t
h
e
u
s
er
is
f
o
r
ce
d
to
p
ar
k
th
e
ca
r
in
th
e
r
o
ad
s
id
e.
Fo
r
th
is
,
s
en
s
o
r
s
ca
n
b
e
p
lace
d
alo
n
g
th
e
r
o
ad
s
,
an
d
ti
m
e
s
lo
t
s
ca
n
b
e
g
iv
e
n
to
th
e
u
s
er
.
T
h
e
s
o
f
t
w
ar
e
i
n
ter
f
ac
e
w
ill
s
h
o
w
a
f
ter
w
h
at
ti
m
e
a
p
ar
tic
u
la
r
s
lo
t
m
i
g
h
t
b
e
av
a
ilab
le
i
n
t
h
at
r
eg
io
n
.
He
n
ce
it
w
il
l
p
r
o
v
id
e
in
f
o
r
m
a
tio
n
to
th
e
u
s
er
as
to
w
h
en
h
e
s
h
o
u
ld
ar
r
iv
e
at
th
at
lo
ca
tio
n
in
o
r
d
er
to
attain
t
h
at
s
p
ac
e.
Sp
ac
e
co
u
ld
b
e
q
u
ick
l
y
b
o
o
k
ed
o
n
lin
e,
w
it
h
t
h
e
h
elp
o
f
s
en
s
o
r
s
a
n
d
ca
m
er
as.
T
h
e
u
s
e
r
is
ab
le
to
s
p
ec
i
f
y
th
e
d
u
r
atio
n
o
f
h
o
u
r
s
f
o
r
w
h
ic
h
h
e/s
h
e
w
is
h
es
to
u
til
ize
th
at
p
ar
k
in
g
s
p
ac
e.
T
h
is
w
o
u
ld
h
el
p
in
n
o
ti
f
y
in
g
o
th
er
s
u
c
h
cu
s
to
m
er
s
w
h
o
w
o
u
ld
w
i
s
h
to
p
ar
k
th
eir
ca
r
s
i
n
t
h
at
n
ei
g
h
b
o
r
h
o
o
d
.
RE
F
E
R
E
NC
E
S
[1
]
V
.
Ha
n
s,
e
t
a
l.
,
“
A
n
a
p
p
ro
a
c
h
t
o
Io
T
b
a
se
d
c
a
r
p
a
rk
in
g
a
n
d
re
s
e
rv
a
ti
o
n
s
y
ste
m
o
n
Clo
u
d
,
”
2
0
1
5
In
ter
n
a
ti
o
n
a
l
Co
n
fer
e
n
c
e
o
n
Gr
e
e
n
Co
mp
u
ti
n
g
a
n
d
In
ter
n
e
t
o
f
T
h
i
n
g
s (
ICGCIo
T
)
,
p
p
.
3
5
2
-
2
5
4
,
2
0
1
5
.
[2
]
Ba
sa
v
a
ra
ju
S
.
R
.
,
“
A
u
to
m
a
ti
c
S
m
a
rt
P
a
rk
in
g
S
y
ste
m
u
sin
g
In
tern
e
t
o
f
T
h
in
g
s
(IO
T
),
”
In
ter
n
a
ti
o
n
a
l
J
o
u
r
n
a
l
o
f
S
c
ien
ti
fi
c
a
n
d
Res
e
a
rc
h
P
u
b
li
c
a
ti
o
n
s
,
v
o
l
.
5
,
n
o
.
1
2
,
p
p
.
6
2
9
-
6
3
2
,
2
0
1
5
.
[3
]
D.
J.
Bo
n
d
e
,
e
t
a
l.
,
“
A
u
to
m
a
ted
c
a
r
p
a
rk
in
g
s
y
ste
m
c
o
m
m
a
n
d
e
d
b
y
a
n
d
ro
i
d
a
p
p
li
c
a
ti
o
n
,
”
In
ter
n
a
t
io
n
a
l
J
o
u
r
n
a
l
o
f
Co
mp
u
ter
S
c
ien
c
e
a
n
d
I
n
fo
rm
a
ti
o
n
T
e
c
h
n
o
l
o
g
ies
,
v
o
l
.
5
,
n
o
.
3
,
p
p
.
3
0
0
1
-
3
0
0
4
,
2
0
1
4
.
[4
]
E.
S
o
n
i
,
e
t
a
l.
,
“
De
sig
n
a
n
d
De
v
e
lo
p
m
e
n
t
o
f
RF
ID
B
a
se
d
A
u
to
m
a
ted
Ca
r
P
a
rk
in
g
S
y
ste
m
,
”
T
h
e
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
M
a
th
e
m
a
ti
c
s,
S
c
ien
c
e
,
T
e
c
h
n
o
l
o
g
y
a
n
d
M
a
n
a
g
e
me
n
t
,
v
o
l.
2
,
n
o
.
2
,
p
p
.
6
-
8
,
2
0
1
6
.
[5
]
A
.
S
a
m
a
ra
s,
e
t
a
l.
,
“
A
No
v
e
l
S
m
a
rt
P
a
rk
in
g
S
y
ste
m
b
a
s
e
d
o
n
W
irele
ss
S
e
n
so
r
Ne
t
w
o
rk
s
,”
i
n
Pro
c
e
e
d
in
g
s
o
f
t
h
e
1
st
In
ter
n
a
t
io
n
a
l
Vi
rtu
a
l
C
o
n
fer
e
n
c
e
o
n
I
n
telli
g
e
n
t
T
ra
n
s
p
o
rt
a
ti
o
n
S
y
ste
ms
,
S
lo
v
a
k
ia,
p
p
.
1
4
0
-
1
4
5
,
2
0
1
3
.
[6
]
J.
Ch
in
ru
n
g
r
u
e
n
g
,
e
t
a
l.
,
“
I
P
a
rk
in
g
:
A
p
a
rk
in
g
m
a
n
a
g
e
m
e
n
t
f
ra
m
e
w
o
rk
,”
i
n
Pro
c
e
e
d
in
g
s
o
f
th
e
1
1
t
h
In
ter
n
a
ti
o
n
a
l
Co
n
fer
e
n
c
e
o
n
IT
S
T
e
lec
o
mm
u
n
ica
ti
o
n
s (
IT
S
T
),
S
t.
P
e
ters
b
u
rg
,
R
u
ss
ia,
p
p
.
6
3
-
68
,
2
0
1
1
.
[7
]
A
.
A
.
Ya
s
s,
e
t
a
l.
,
“
Ne
w
d
e
sig
n
f
o
r
in
tell
ig
e
n
t
p
a
rk
in
g
sy
ste
m
u
sin
g
th
e
p
ri
n
c
ip
les
o
f
m
a
n
a
g
e
m
e
n
t
in
f
o
rm
a
ti
o
n
s
y
ste
m
a
n
d
im
a
g
e
d
e
te
c
ti
o
n
sy
ste
m
,”
i
n
Pro
c
e
e
d
in
g
s
o
f
th
e
2
0
0
9
In
ter
n
a
ti
o
n
a
l
Co
n
fer
e
n
c
e
o
n
Co
mp
u
ter
En
g
i
n
e
e
rin
g
a
n
d
A
p
p
li
c
a
ti
o
n
s
,
v
ol
.
2
,
p
p
.
3
6
0
-
3
6
4
,
2
0
1
1
.
[8
]
D.
B.
L
.
Bo
n
g
,
e
t
a
l.
,
“
In
teg
ra
te
d
a
p
p
r
o
a
c
h
in
th
e
d
e
sig
n
o
f
c
a
r
p
a
rk
o
c
c
u
p
a
n
c
y
in
f
o
rm
a
ti
o
n
sy
st
e
m
(COIN
S
)
,
”
IAE
NG
In
t
e
rn
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
Co
mp
u
t
e
r
S
c
i
e
n
c
e
,
v
o
l.
3
5
,
n
o
.
1
,
p
p
.
7
-
14
,
2
0
0
8
.
[9
]
L
.
A
tzo
ri,
A
.
Ie
r
a
,
a
n
d
G
.
M
o
ra
b
it
o
,
"
Un
d
e
rsta
n
d
i
n
g
th
e
In
tern
e
t
o
f
T
h
in
g
s:
d
e
f
in
it
io
n
,
p
o
ten
ti
a
ls,
a
n
d
so
c
ieta
l
ro
le
o
f
a
fa
st ev
o
lv
in
g
p
a
ra
d
ig
m
,
"
Ad
Ho
c
Ne
two
rk
s
,
v
o
l.
5
6
,
p
p
.
1
2
2
-
1
4
0
,
2
0
1
7
[1
0
]
Ja
y
a
k
sh
e
i
Da
d
a
ji
Ba
c
h
h
a
v
,
M
e
c
h
k
u
l
M
.
A
,
“
S
m
a
rt
c
a
r
p
a
r
k
in
g
s
y
ste
m
,
”
In
ter
n
a
ti
o
n
a
l
re
se
a
rc
h
J
o
u
rn
a
l
o
f
En
g
i
n
e
e
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3
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m
S
RM
Un
iv
e
rsity
,
Ch
e
n
n
a
i,
I
n
d
ia
,
a
n
M
CA
f
ro
m
Bh
a
ra
th
id
a
sa
n
Un
iv
e
rsit
y
,
T
rich
y
a
n
d
is
c
o
m
p
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d
h
e
r
P
h
.
D
in
t
h
e
a
re
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f
Bra
in
Co
m
p
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ter
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terf
a
c
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f
ro
m
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a
ra
th
iy
a
r
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e
rsit
y
,
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im
b
a
to
re
,
In
d
i
a
.
S
h
e
h
a
s
1
8
+
y
e
a
rs
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tea
c
h
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g
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se
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rc
h
e
x
p
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rien
c
e
.
Cu
rre
n
tl
y
,
sh
e
is an
a
ss
i
sta
n
t
p
ro
f
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ss
o
r
(S
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lec
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ra
d
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)
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p
a
rt
m
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n
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g
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In
st
it
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d
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h
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u
r
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n
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ti
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tern
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l
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re
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c
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s
.
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r
re
se
a
r
c
h
in
tere
sts
in
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lu
d
e
b
ra
in
c
o
m
p
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ter
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n
terf
a
c
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3
0
0
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Da
ta
M
in
in
g
,
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e
rs
o
n
a
li
z
a
ti
o
n
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e
c
o
m
m
e
n
d
a
ti
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y
ste
m
,
M
a
c
h
in
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lea
rn
in
g
,
W
e
b
se
rv
ice
s a
n
d
Da
ta S
c
ien
c
e
.
M
s.
C.
Fa
n
c
y
is
c
u
rre
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tl
y
w
o
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in
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a
s
a
n
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ss
istan
t
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ro
f
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o
r
a
t
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p
a
rt
m
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n
t
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f
o
r
m
a
ti
o
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T
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c
h
n
o
lo
g
y
,
S
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In
stit
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te
o
f
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c
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c
e
a
n
d
T
e
c
h
n
o
l
o
g
y
,
Ka
tt
a
n
k
u
lath
u
r.
S
h
e
is
c
u
rre
n
tl
y
p
u
rsu
i
n
g
d
o
c
to
r
a
l
re
se
a
rc
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in
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ta
c
e
n
te
r
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e
tw
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rk
in
g
.
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r
re
se
a
rc
h
in
tere
sts
in
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d
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o
f
tw
a
re
De
f
in
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d
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tw
o
rk
s,
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a
g
e
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r
o
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in
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,
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p
to
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ra
p
h
y
,
Ne
tw
o
rk
se
c
u
rit
y
a
n
d
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u
d
c
o
m
p
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ti
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g
.
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s.
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S
a
r
a
n
y
a
,
re
c
e
i
v
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d
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Tec
h
d
e
g
re
e
in
In
f
o
r
m
a
ti
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c
h
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f
ro
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ri
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e
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k
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ra
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ll
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g
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rin
g
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rip
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ru
m
b
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r,
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d
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in
2
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.
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c
h
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re
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in
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f
o
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h
n
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lo
g
y
f
ro
m
V
e
l
T
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c
h
M
u
lt
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T
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c
h
Dr.Ran
g
a
ra
j
a
n
Dr.S
a
k
u
n
th
a
la
En
g
in
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rin
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g
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v
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d
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n
a
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In
d
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in
2
0
1
1
.
S
h
e
is
c
u
rre
n
tl
y
p
u
rsu
in
g
h
e
r
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h
.
D
i
n
Co
m
p
u
ter
S
c
ien
c
e
a
n
d
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g
in
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e
rin
g
a
t
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a
th
y
a
b
a
m
a
In
stit
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o
f
sc
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c
e
a
n
d
T
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c
h
n
o
lo
g
y
,
Ch
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n
n
a
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d
ia
a
n
d
w
o
rk
s
a
s
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ss
istan
t
P
r
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f
e
ss
o
r
in
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f
o
rm
a
ti
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n
T
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c
h
n
o
lo
g
y
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p
a
r
tm
e
n
t
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t
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stit
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f
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c
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c
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a
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d
T
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c
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n
o
l
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g
y
,
In
d
ia.
S
h
e
h
a
s
7
+
y
e
a
rs
o
f
tea
c
h
in
g
e
x
p
e
r
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c
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a
n
d
2
y
e
a
rs
o
f
In
d
u
stry
Ex
p
e
rien
c
e
.
He
r
re
se
a
rc
h
in
tere
sts
in
c
lu
d
e
Big
Da
ta
A
n
a
l
y
ti
c
s,
M
a
c
h
in
e
lea
rn
in
g
a
n
d
De
e
p
lea
rn
i
n
g
.
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