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In
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C
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[
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4
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iets
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[
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8
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.
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p
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
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2
5
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52
In
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
,
Vo
l.
3
8
,
No
.
2
,
May
20
2
5
:
7
5
5
-
7
6
6
756
co
n
d
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n
s
,
q
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ality
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wate
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n
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g
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ter
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ity
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s
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o
n
g
o
th
er
s
,
h
av
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d
ir
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t e
f
f
ec
ts
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n
a
g
r
icu
ltu
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al
p
r
o
d
u
ctio
n
[
1
9
]
–
[
2
2
]
.
At
th
e
n
atio
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al
lev
el,
th
e
f
o
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win
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d
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lo
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er
v
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ar
e
ess
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n
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r
ter
r
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m
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T
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tu
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y
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n
Am
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as,
Per
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1
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Geo
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MS)
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s
iv
e
to
o
ls
h
av
e
b
ee
n
d
ev
elo
p
e
d
f
o
r
its
ass
ess
m
en
t.
T
h
is
p
a
p
e
r
p
r
esen
ts
a
r
e
m
o
te
m
o
n
ito
r
in
g
d
ev
ice
th
at
m
ea
s
u
r
es
h
u
m
id
ity
,
te
m
p
er
atu
r
e,
an
d
ca
r
b
o
n
m
o
n
o
x
id
e
with
DHT
2
2
an
d
MQ
-
7
s
en
s
o
r
s
u
s
in
g
th
e
E
SP
3
2
m
ic
r
o
co
n
tr
o
ller
an
d
L
o
R
a
tech
n
o
lo
g
y
.
R
esu
lts
ar
e
d
is
p
lay
ed
o
n
OL
E
D
an
d
L
C
D
s
cr
ee
n
s
,
an
d
m
ea
s
u
r
em
en
ts
a
r
e
ca
lib
r
ated
with
in
d
u
s
tr
ial
in
s
tr
u
m
en
ts
.
An
aler
t
is
tr
ig
g
er
ed
in
t
h
e
ev
e
n
t
o
f
an
o
m
alies,
h
elp
in
g
to
m
o
n
ito
r
th
e
en
v
ir
o
n
m
en
t a
n
d
p
r
o
v
i
d
in
g
d
ata
to
h
ea
lth
s
er
v
ices
[
2
5
]
.
T
h
is
r
esear
ch
d
ev
el
o
p
s
an
i
n
e
x
p
en
s
iv
e
Ar
d
u
in
o
-
b
ased
wea
t
h
er
s
tatio
n
to
m
ea
s
u
r
e
p
r
ec
ip
itab
le
wate
r
v
ap
o
r
(
PW
V)
u
s
in
g
th
e
B
ME
2
8
0
s
en
s
o
r
.
T
h
e
s
y
s
tem
in
clu
d
es
a
DS3
2
3
1
R
T
C
m
o
d
u
le,
L
C
D
d
is
p
lay
,
m
icr
o
-
SD
ca
r
d
,
an
d
Ar
d
u
in
o
U
n
o
S
MD
R
3
as
its
co
r
e.
L
o
n
g
-
ter
m
m
ea
s
u
r
em
en
ts
s
h
o
wed
av
er
a
g
e
er
r
o
r
s
o
f
1
.
3
0
%
in
tem
p
er
atu
r
e,
3
.
1
6
%
in
h
u
m
i
d
ity
,
0
.
0
9
2
%
in
p
r
ess
u
r
e,
an
d
2
.
6
1
%
in
PW
V.
I
t
al
s
o
m
ea
s
u
r
es
altitu
d
e
an
d
s
to
r
es
d
ata
au
to
m
atica
lly
[
2
6
]
.
Nex
t,
th
e
wo
r
k
o
f
[
2
7
]
p
r
e
s
en
ts
m
icr
o
clim
ate
m
o
n
ito
r
i
n
g
as
cr
u
cial
i
n
a
p
p
licatio
n
s
s
u
ch
as
ag
r
icu
ltu
r
e
an
d
ar
ch
ae
o
lo
g
y
,
wh
er
e
co
n
d
itio
n
s
d
if
f
er
f
r
o
m
th
e
s
u
r
r
o
u
n
d
i
n
g
e
n
v
ir
o
n
m
en
t,
wh
ich
d
ev
elo
p
s
a
n
ad
ap
tiv
e
I
n
ter
n
et
o
f
T
h
in
g
s
(
I
o
T
)
wea
th
er
s
tatio
n
to
m
o
n
ito
r
th
e
m
icr
o
clim
ate
r
em
o
tel
y
a
t
v
ar
io
u
s
lo
ca
tio
n
s
.
T
h
e
s
en
s
o
r
s
ar
e
ca
lib
r
ate
d
with
s
tan
d
ar
d
m
eth
o
d
s
,
an
d
th
e
p
r
o
to
ty
p
e
r
esu
lts
d
em
o
n
s
tr
ate
t
h
eir
ef
f
ec
tiv
e
n
ess
in
r
ea
d
in
g
ac
tu
al
e
n
v
ir
o
n
m
en
tal
co
n
d
itio
n
s
.
W
ea
t
h
er
m
o
n
ito
r
in
g
is
cr
u
cial
in
ag
r
icu
ltu
r
e
to
im
p
r
o
v
e
p
r
o
d
u
ctiv
ity
an
d
r
ed
u
ce
lo
s
s
es.
T
h
e
s
tu
d
y
[
2
8
]
d
ev
el
o
p
ed
an
in
n
o
v
ativ
e,
in
ex
p
en
s
iv
e,
r
e
al
-
tim
e
we
ath
er
m
o
n
ito
r
in
g
s
y
s
tem
to
h
elp
f
a
r
m
er
s
.
Usi
n
g
s
en
s
o
r
s
an
d
an
Ar
d
u
in
o
Un
o
m
icr
o
co
n
tr
o
ller
o
n
a
f
ar
m
,
th
e
s
y
s
tem
in
clu
d
ed
an
L
C
D
an
d
a
GSM9
0
0
A
m
o
d
u
le
to
s
en
d
d
ata
to
ce
ll p
h
o
n
es,
allo
win
g
f
a
r
m
er
s
to
im
p
r
o
v
e
y
ield
s
.
Fin
ally
,
we
co
n
s
id
er
th
e
s
tu
d
y
o
f
[
2
9
]
,
wh
ich
a
r
g
u
es
th
at
ag
r
icu
ltu
r
e
f
ac
es
in
cr
ea
s
in
g
clim
ate
ch
allen
g
es,
wh
ich
i
n
cr
ea
s
es
th
e
d
em
an
d
f
o
r
ac
cu
r
ate
we
ath
er
f
o
r
ec
asts
an
d
r
eliab
le
d
ata
f
o
r
p
r
ec
is
io
n
ag
r
icu
ltu
r
e.
T
h
e
s
tu
d
y
f
o
c
u
s
es
o
n
t
h
e
e
n
er
g
y
s
h
o
r
tag
e
p
r
o
b
lem
in
r
em
o
te
I
o
T
d
e
v
ices,
p
r
o
p
o
s
in
g
s
elf
-
s
u
f
f
icien
t
wea
th
er
s
tatio
n
s
in
en
er
g
y
ter
m
s
.
T
o
ad
d
r
ess
th
is
ch
allen
g
e,
a
n
asy
n
ch
r
o
n
o
u
s
o
p
tim
izatio
n
alg
o
r
ith
m
was d
ev
el
o
p
ed
t
h
at
im
p
r
o
v
es win
d
d
ata
co
llectio
n
,
r
ed
u
cin
g
en
e
r
g
y
c
o
n
s
u
m
p
tio
n
.
I
n
th
is
co
n
te
x
t,
th
e
p
r
esen
t
s
tu
d
y
aim
s
to
im
p
lem
en
t
a
n
d
e
v
alu
ate
a
lo
w
-
c
o
s
t
I
o
T
wea
th
er
s
tatio
n
ad
ap
ted
t
o
th
e
s
p
ec
if
ic
n
ee
d
s
o
f
f
ar
m
er
s
i
n
C
ar
ab
ay
llo
,
Per
u
.
Par
ticu
lar
o
b
jectiv
es
in
clu
d
e
d
e
v
elo
p
in
g
a
p
r
o
to
ty
p
e
wea
th
er
s
tatio
n
b
a
s
ed
o
n
t
h
e
E
SP
3
2
m
icr
o
co
n
tr
o
ller
an
d
h
ig
h
-
p
r
ec
is
io
n
s
e
n
s
o
r
s
to
m
ea
s
u
r
e
tem
p
er
atu
r
e,
h
u
m
id
ity
,
a
n
d
at
m
o
s
p
h
er
ic
p
r
ess
u
r
e;
im
p
lem
e
n
tin
g
a
r
ea
l
-
tim
e
d
ata
tr
an
s
m
i
s
s
io
n
s
y
s
tem
u
s
in
g
th
e
T
h
in
g
Sp
ea
k
p
latf
o
r
m
,
allo
win
g
r
em
o
te
ac
ce
s
s
to
clim
ate
in
f
o
r
m
atio
n
;
im
p
lem
en
t
in
g
an
d
test
in
g
th
e
s
y
s
tem
in
an
ac
tu
al
cr
o
p
i
n
C
ar
ab
ay
llo
,
e
v
alu
atin
g
its
ab
ilit
y
to
d
etec
t
m
icr
o
clim
ates
an
d
co
r
r
elate
clim
atic
p
atter
n
s
with
cr
o
p
g
r
o
wth
;
d
e
v
elo
p
a
n
in
tu
itiv
e
u
s
er
i
n
ter
f
a
ce
th
at
allo
ws
f
ar
m
er
s
to
ac
ce
s
s
an
d
u
s
e
clim
ate
d
ata
f
o
r
d
ec
is
io
n
m
ak
in
g
ea
s
ily
.
T
h
is
s
tu
d
y
s
ee
k
s
t
o
co
n
tr
ib
u
te
to
th
e
f
ield
o
f
p
r
ec
i
s
io
n
ag
r
icu
ltu
r
e
b
y
p
r
o
v
id
i
n
g
an
ac
ce
s
s
ib
le
tech
n
o
lo
g
ical
s
o
lu
tio
n
ad
ap
ted
to
t
h
e
lo
ca
l
co
n
tex
t.
T
h
is
s
o
lu
tio
n
ca
n
im
p
r
o
v
e
th
e
r
esil
ien
ce
o
f
s
m
allh
o
ld
er
f
ar
m
er
s
an
d
o
p
tim
ize
a
g
r
icu
ltu
r
al
p
r
o
d
u
ctio
n
in
d
e
v
elo
p
in
g
r
e
g
io
n
s
.
2.
M
E
T
H
O
D
C
o
n
s
id
er
in
g
th
e
ch
a
r
ac
ter
is
tics
o
f
th
e
p
r
o
ject,
it
was
d
ec
id
ed
to
u
s
e
th
e
ca
s
ca
d
e
m
eth
o
d
o
lo
g
y
s
in
ce
it
h
as
b
ee
n
a
d
eq
u
ately
ad
a
p
ted
to
its
d
ev
el
o
p
m
en
t.
T
h
is
m
eth
o
d
o
lo
g
y
c
o
n
s
is
ts
o
f
a
s
er
i
es
o
f
well
-
d
ef
i
n
ed
p
h
ases
.
I
ts
g
r
o
wth
is
s
eq
u
en
tial,
ad
v
an
cin
g
d
escen
d
in
g
ly
,
wh
ich
g
iv
es
it
th
e
n
am
e
“
wat
er
f
all.
”
E
ac
h
p
h
ase,
wh
ich
in
clu
d
es
d
esig
n
,
r
e
q
u
ir
em
en
ts
,
co
d
in
g
,
test
in
g
,
a
n
d
m
ain
ten
an
ce
,
m
u
s
t
b
e
c
o
m
p
lete
d
b
ef
o
r
e
m
o
v
in
g
o
n
to
th
e
n
ex
t
[
3
0
]
.
T
h
e
d
if
f
er
e
n
t
p
h
ases
o
f
th
is
m
eth
o
d
o
lo
g
y
ar
e
d
escr
ib
ed
in
d
etail
b
elo
w:
2
.
1
.
Sy
s
t
e
m
d
esig
n
T
h
e
ar
ch
itectu
r
e
d
esig
n
ed
t
o
ac
q
u
ir
e,
p
r
o
ce
s
s
,
an
d
d
is
p
lay
clim
ate
d
ata
co
m
p
r
is
es
s
ev
er
al
in
ter
co
n
n
ec
ted
elem
en
ts
,
as
s
h
o
wn
i
n
Fig
u
r
e
1
.
T
h
e
s
y
s
tem
in
clu
d
es
th
e
f
o
llo
win
g
co
m
p
o
n
e
n
ts
:
a
DHT
2
2
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2
5
0
2
-
4
7
52
I
n
tern
et
o
f th
in
g
s
mete
o
r
o
lo
g
ica
l sta
tio
n
fo
r
clima
te
mo
n
ito
r
in
g
… (
Je
r
emy
Ja
r
ed
R
u
mich
e
-
C
a
r
d
en
a
s
)
757
s
en
s
o
r
an
d
a
p
r
ess
u
r
e
s
en
s
o
r
,
wh
ich
r
ec
o
r
d
cr
itical
en
v
i
r
o
n
m
en
tal
d
ata
o
f
th
e
s
tu
d
y
ar
e
a.
T
h
e
s
y
s
tem
h
as
an
E
SP
3
2
m
icr
o
co
n
tr
o
ller
,
w
h
ich
wo
r
k
s
as
its
co
r
e,
p
r
o
ce
s
s
in
g
th
e
s
ig
n
als
f
r
o
m
th
e
s
en
s
o
r
s
a
n
d
p
r
ep
ar
in
g
th
em
f
o
r
tr
an
s
m
is
s
io
n
.
Ad
d
itio
n
ally
,
a
r
o
u
ter
p
r
o
v
id
es
th
e
I
n
ter
n
e
t
co
n
n
ec
tio
n
f
o
r
th
e
m
icr
o
c
o
n
tr
o
ller
to
s
en
d
th
e
co
llected
in
f
o
r
m
atio
n
to
t
h
e
c
lo
u
d
.
Fin
ally
,
t
h
e
T
h
in
g
Sp
ea
k
p
latf
o
r
m
will
b
e
u
s
ed
to
s
to
r
e
an
d
m
a
n
ag
e
th
e
d
ata
s
en
t
f
r
o
m
th
e
m
ic
r
o
co
n
tr
o
ller
.
Mo
v
in
g
th
e
d
atab
ase
to
th
e
clo
u
d
allo
ws
f
o
r
lo
n
g
-
ter
m
s
to
r
a
g
e
a
n
d
f
ac
ilit
ates
r
em
o
te
ac
ce
s
s
to
i
n
f
o
r
m
atio
n
.
Data
s
to
r
ed
in
T
h
in
g
Sp
ea
k
ca
n
b
e
ac
ce
s
s
ed
an
d
v
iewe
d
ac
r
o
s
s
v
ar
io
u
s
d
ev
ices,
s
u
ch
as m
o
b
il
e
p
h
o
n
es,
co
m
p
u
ter
s
,
an
d
ta
b
lets
.
T
h
is
in
teg
r
ated
s
y
s
tem
allo
ws
co
n
tin
u
o
u
s
,
r
ea
l
-
tim
e
m
o
n
ito
r
in
g
o
f
wea
th
er
c
o
n
d
itio
n
s
.
Fa
r
m
er
s
an
d
s
cien
tis
t
s
ca
n
ac
ce
s
s
th
i
s
in
f
o
r
m
atio
n
an
y
w
h
er
e
v
ia
an
in
te
r
n
et
c
o
n
n
ec
tio
n
,
f
ac
ilit
atin
g
i
n
f
o
r
m
e
d
d
ec
is
io
n
-
m
ak
in
g
ab
o
u
t
p
la
n
n
in
g
ag
r
ic
u
ltu
r
al
ac
tiv
ities
,
an
d
o
p
tim
iz
in
g
wate
r
r
eso
u
r
ce
s
an
d
o
th
e
r
in
p
u
ts
.
T
h
e
r
ef
o
r
e
,
th
e
p
r
o
p
o
s
ed
ar
ch
itectu
r
e
n
o
t
o
n
ly
en
ab
les th
e
co
llectio
n
o
f
ac
cu
r
ate
an
d
r
eliab
le
d
ata
b
u
t
also
allo
ws it
s
lo
n
g
-
ter
m
an
aly
s
is
,
wh
ich
ca
n
b
e
cr
u
cial
to
u
n
d
er
s
tan
d
in
g
clim
ate
p
atter
n
s
an
d
t
h
eir
im
p
ac
t
o
n
l
o
ca
l a
g
r
icu
ltu
r
e
.
Fig
u
r
e
1
.
T
h
e
b
asic o
u
tlin
e
o
f
th
e
b
lo
ck
d
iag
r
am
2
.
2
.
Requirem
ent
Fig
u
r
e
2
s
h
o
ws
a
d
etailed
elec
tr
o
n
ic
cir
cu
it
d
iag
r
am
d
esig
n
ed
to
o
b
tain
m
eteo
r
o
l
o
g
ical
d
ata
in
cr
itical
ag
r
icu
ltu
r
al
ar
ea
s
.
T
h
is
s
y
s
tem
in
teg
r
ates
s
ev
er
al
f
u
n
d
am
en
tal
co
m
p
o
n
en
ts
.
T
h
e
E
SP
3
2
m
icr
o
co
n
tr
o
ller
,
lo
ca
ted
in
th
e
ce
n
ter
-
lef
t
o
f
th
e
im
ag
e,
ac
ts
as
th
e
s
y
s
tem
’
s
co
r
e.
I
t
is
r
esp
o
n
s
ib
le
f
o
r
d
ata
co
llectio
n
f
r
o
m
s
en
s
o
r
s
,
its
p
r
o
ce
s
s
in
g
,
an
d
th
e
wir
eless
tr
a
n
s
m
is
s
io
n
o
f
in
f
o
r
m
atio
n
.
T
h
e
DHT
2
2
s
en
s
o
r
is
v
is
ib
le
at
th
e
to
p
r
ig
h
t
o
f
th
e
b
o
ar
d
.
T
h
is
d
u
al
-
s
en
s
o
r
ac
cu
r
ately
m
ea
s
u
r
es
tem
p
er
atu
r
e
an
d
h
u
m
id
ity
c
h
an
g
es
in
th
e
en
v
ir
o
n
m
en
t
.
I
t
co
n
n
e
cts
to
th
e
E
SP
3
2
u
s
in
g
th
r
ee
ca
b
les:
p
o
wer
(
r
ed
)
,
g
r
o
u
n
d
(
b
r
o
wn
)
,
an
d
d
ata
(
y
ello
w)
.
T
h
e
B
MP1
8
0
s
en
s
o
r
is
lo
ca
ted
at
t
h
e
b
o
tto
m
r
i
g
h
t;
th
is
b
ar
o
m
et
r
ic
s
en
s
o
r
m
e
asu
r
es
atm
o
s
p
h
er
ic
p
r
ess
u
r
e
an
d
,
b
y
ex
ten
s
io
n
,
c
an
ca
lcu
late
a
ltit
u
d
e.
I
t
co
m
m
u
n
icate
s
with
th
e
E
SP
3
2
v
i
a
th
e
I
2
C
p
r
o
to
co
l
,
u
s
in
g
f
o
u
r
co
n
n
ec
tio
n
s
:
p
o
wer
(
r
ed
)
,
g
r
o
u
n
d
(
b
r
o
wn
)
,
SDA
(
g
r
ee
n
)
,
an
d
SC
L
(
y
ello
w)
.
B
r
ea
d
b
o
ar
d
,
wh
ic
h
s
er
v
es
as
a
b
ase
f
o
r
ass
em
b
ly
an
d
f
ac
ilit
ates
co
n
n
ec
tio
n
s
b
etwe
en
co
m
p
o
n
en
ts
,
allo
ws
a
f
lex
i
b
le
co
n
f
ig
u
r
atio
n
th
at
is
ea
s
y
t
o
m
o
d
if
y
.
Fin
ally
,
th
e
co
n
n
ec
tio
n
ca
b
les
ar
e
u
s
ed
to
esta
b
lis
h
th
e
elec
tr
ical
co
n
n
ec
tio
n
s
b
etwe
en
t
h
e
d
if
f
er
en
t
elem
en
ts
,
f
o
llo
win
g
a
co
lo
r
co
d
e
to
f
ac
ilit
ate
th
e
id
en
tific
atio
n
o
f
th
e
f
u
n
ctio
n
s
o
f
ea
ch
c
o
n
n
ec
tio
n
.
T
h
is
in
te
g
r
ated
s
y
s
tem
allo
ws
th
e
s
im
u
ltan
eo
u
s
co
llectio
n
o
f
tem
p
er
at
u
r
e,
h
u
m
id
ity
,
an
d
atm
o
s
p
h
er
ic
p
r
ess
u
r
e
d
ata,
cr
u
cial
f
ac
to
r
s
f
o
r
m
eteo
r
o
l
o
g
ical
an
aly
s
is
in
ag
r
icu
ltu
r
al
en
v
ir
o
n
m
e
n
ts
.
T
h
e
ac
cu
r
ac
y
an
d
f
r
eq
u
en
cy
o
f
m
ea
s
u
r
em
en
ts
,
alo
n
g
with
th
e
wir
eless
tr
an
s
m
i
s
s
io
n
ca
p
ab
ilit
y
o
f
th
e
E
SP
3
2
,
en
ab
le
r
ea
l
-
tim
e
m
o
n
ito
r
in
g
o
f
en
v
ir
o
n
m
e
n
tal
co
n
d
itio
n
s
.
T
h
is
tech
n
o
lo
g
ical
im
p
lem
e
n
tatio
n
r
ep
r
esen
ts
a
s
ig
n
if
ican
t
s
tep
to
war
d
s
p
r
ec
i
s
io
n
ag
r
icu
ltu
r
e,
c
o
n
tr
ib
u
tin
g
to
im
p
r
o
v
i
n
g
th
e
q
u
ality
an
d
q
u
an
tity
o
f
c
r
o
p
s
in
th
e
m
o
n
ito
r
ed
a
r
ea
s
wh
ile
p
r
o
m
o
tin
g
m
o
r
e
s
u
s
tain
ab
le
ag
r
icu
ltu
r
al
p
r
ac
tices
ad
a
p
ted
to
s
p
ec
if
ic
lo
ca
l
co
n
d
itio
n
s
.
2
.
3.
E
qu
ipm
ent
a
nd
m
a
t
er
ia
ls
I
t
was
ess
en
tial
to
co
n
d
u
ct
an
ex
h
au
s
tiv
e
s
ea
r
ch
f
o
r
i
n
f
o
r
m
atio
n
o
n
th
e
s
y
s
tem
’
s
co
m
p
o
n
e
n
ts
.
T
h
is
th
o
r
o
u
g
h
r
esear
c
h
was
cr
u
cial
to
av
o
id
i
n
g
er
r
o
r
s
in
th
e
d
esig
n
an
d
im
p
lem
en
tatio
n
s
ta
g
es.
B
y
th
o
r
o
u
g
h
ly
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4
7
52
In
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
,
Vo
l.
3
8
,
No
.
2
,
May
20
2
5
:
7
5
5
-
7
6
6
758
u
n
d
er
s
tan
d
i
n
g
ea
c
h
co
m
p
o
n
e
n
t
’
s
ch
ar
ac
ter
is
tics
an
d
s
p
ec
i
f
icatio
n
s
,
p
r
o
p
er
in
teg
r
atio
n
an
d
o
p
tim
al
s
y
s
tem
o
p
er
atio
n
wer
e
en
s
u
r
ed
.
Fo
r
th
is
r
ea
s
o
n
,
th
e
f
o
llo
win
g
m
ater
ials
wer
e
ca
r
ef
u
lly
s
ele
cted
an
d
ev
al
u
ated
,
en
s
u
r
in
g
th
at
ea
c
h
m
et
th
e
p
r
o
ject
r
eq
u
ir
em
en
ts
.
Fig
u
r
e
2
.
B
asic o
u
tlin
e
o
f
wea
th
er
m
o
n
ito
r
in
g
a
p
p
r
o
ac
h
2
.
3
.
1
.
Arduin
o
I
DE
Allo
ws
th
e
cr
ea
tio
n
an
d
d
ev
e
lo
p
m
en
t
o
f
v
ar
io
u
s
cir
cu
its
ac
co
r
d
in
g
t
o
th
e
u
s
er
’
s
n
ee
d
s
.
I
ts
o
p
en
-
s
o
u
r
ce
n
atu
r
e
m
ea
n
s
th
at
an
y
o
n
e
ca
n
u
s
e
it
to
d
ev
elo
p
ap
p
licatio
n
s
,
o
f
f
er
in
g
m
u
ltip
le
f
o
r
m
s
o
f
em
p
lo
y
m
en
t
an
d
g
r
ea
t
f
lex
ib
ilit
y
[
3
1
]
.
2
.
3
.
2
.
E
SP3
2
mo
du
le
E
SP
3
2
is
a
lo
w
-
p
o
wer
,
l
o
w
-
c
o
s
t
m
icr
o
co
n
t
r
o
ller
with
W
i
-
Fi
an
d
d
u
al
-
m
o
d
e
with
B
lu
eto
o
th
.
E
SP
3
2
will
b
e
th
e
b
asis
f
o
r
th
e
r
ea
lizatio
n
o
f
th
is
p
r
o
ject,
as
it
allo
ws
o
b
tain
in
g
d
ata
wir
eless
ly
,
wh
ich
is
its
ess
en
tia
l
f
u
n
ctio
n
i
n
th
e
s
y
s
tem
,
an
d
is
in
teg
r
ated
with
an
an
ten
n
a
s
witch
,
p
o
wer
a
m
p
lifie
r
,
r
ec
ep
tio
n
am
p
lifie
r
with
a
lo
w
n
o
is
e
lev
el,
f
ilter
s
,
a
n
d
p
o
wer
m
an
ag
em
e
n
t
m
o
d
u
le
s
,
f
u
lly
in
teg
r
ated
with
in
t
h
e
s
am
e
ch
ip
[
3
2
]
.
Desig
n
ed
f
o
r
m
o
b
ile
d
ev
ices,
b
o
th
in
elec
tr
o
n
ics
an
d
I
o
T
ap
p
licatio
n
s
,
t
h
e
E
SP
3
2
is
th
e
ce
n
tr
al
co
n
tr
o
ller
,
m
an
ag
in
g
co
m
m
u
n
icatio
n
s
b
et
wee
n
s
en
s
o
r
s
an
d
th
e
clo
u
d
.
2
.
3
.
3
.
Sens
o
r
DH
T
2
2
T
h
e
DHT
2
2
s
en
s
o
r
m
ea
s
u
r
e
s
b
o
th
tem
p
er
atu
r
e
a
n
d
h
u
m
id
ity
,
an
d
its
ch
ar
ac
ter
is
tics
m
ak
e
it
co
m
p
ar
ab
le
to
h
ig
h
-
p
r
ec
is
io
n
s
en
s
o
r
s
.
T
h
is
d
ev
ice
o
f
f
er
s
a
d
ig
ital
o
u
tp
u
t,
f
ac
ilit
atin
g
i
ts
in
teg
r
atio
n
with
v
ar
io
u
s
s
y
s
tem
s
an
d
m
ic
r
o
co
n
tr
o
ller
s
[
3
3
]
.
I
n
ad
d
itio
n
,
it
ca
n
p
r
o
v
id
e
n
ew
d
ata
r
ea
d
i
n
g
s
at
a
m
in
im
u
m
f
r
eq
u
e
n
cy
o
f
ev
e
r
y
2
s
ec
o
n
d
s
,
en
s
u
r
in
g
a
co
n
s
tan
t
an
d
ac
cu
r
ate
u
p
d
ate
o
f
en
v
ir
o
n
m
en
tal
co
n
d
itio
n
s
.
T
h
is
co
m
b
in
atio
n
o
f
ac
cu
r
ac
y
an
d
ef
f
icien
cy
m
a
k
es
it
an
id
ea
l
ch
o
ice
f
o
r
r
ea
l
-
tim
e
en
v
ir
o
n
m
en
tal
m
o
n
ito
r
in
g
ap
p
licatio
n
s
.
2
.
3
.
4
.
Sens
o
r
B
M
P
1
8
0
T
h
e
B
MP1
8
0
b
ar
o
m
etr
ic
s
en
s
o
r
ca
n
m
ea
s
u
r
e
altitu
d
e
ab
o
v
e
s
ea
lev
el,
tak
in
g
ad
v
an
ta
g
e
o
f
th
e
r
elatio
n
s
h
ip
b
etwe
en
atm
o
s
p
h
er
ic
p
r
ess
u
r
e
an
d
h
eig
h
t,
an
d
it
s
tan
d
s
o
u
t f
o
r
its
lo
w
en
er
g
y
co
n
s
u
m
p
tio
n
.
I
t h
as
a
m
ea
s
u
r
em
en
t
r
an
g
e
co
v
er
s
3
0
0
to
1
1
0
0
h
Pa
(
h
ec
to
p
asca
ls
)
,
with
an
ab
s
o
lu
te
p
r
ec
is
io
n
o
f
u
p
to
0
.
0
3
h
Pa.
I
t
is
b
ased
o
n
B
OS
C
H
p
iezo
r
esis
tiv
e
tech
n
o
lo
g
y
,
wh
ich
g
iv
es
it
h
ig
h
p
r
ec
is
io
n
,
lin
ea
r
ity
,
r
o
b
u
s
tn
ess
ag
ain
s
t
elec
tr
o
m
ag
n
etic
in
ter
f
er
e
n
ce
,
an
d
lo
n
g
-
ter
m
s
tab
ilit
y
.
I
t
is
d
esig
n
ed
to
ea
s
ily
co
n
n
ec
t
to
a
m
i
cr
o
co
n
tr
o
ller
u
s
in
g
th
e
I
2
C
p
r
o
to
co
l
,
u
s
in
g
o
n
ly
two
p
i
n
s
[
3
4
]
.
2
.
3
.
5
.
T
hin
g
Sp
ea
k
T
h
in
g
Sp
ea
k
is
an
I
o
T
p
latf
o
r
m
f
o
r
d
ata
s
to
r
ag
e
an
d
an
aly
s
is
.
T
h
e
im
p
lem
en
tatio
n
lets
u
s
er
s
v
iew
tr
en
d
s
an
d
tr
ac
k
wea
th
er
c
o
n
d
itio
n
s
f
r
o
m
m
o
b
ile
d
ev
i
ce
s
o
r
co
m
p
u
ter
s
[
3
5
]
.
h
in
k
s
p
ea
k
also
o
f
f
e
r
s
ap
p
licatio
n
s
th
at
en
a
b
le
d
ata
t
o
b
e
a
n
aly
ze
d
a
n
d
v
is
u
alize
d
i
n
MA
T
L
AB
a
n
d
ac
ted
u
p
o
n
.
Sen
s
o
r
d
ata
ca
n
b
e
s
en
t f
r
o
m
Ar
d
u
in
o
a
n
d
R
asp
b
e
r
r
y
,
am
o
n
g
o
th
er
d
ev
ices.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2
5
0
2
-
4
7
52
I
n
tern
et
o
f th
in
g
s
mete
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lo
g
ica
l sta
tio
n
fo
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clima
te
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ito
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R
u
mich
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-
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a
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.
4
.
E
lect
ro
nic c
o
ntr
o
l
A
test
co
n
tr
o
l
s
y
s
tem
h
a
s
b
ee
n
im
p
lem
en
ted
u
s
in
g
an
E
SP
3
2
to
m
an
ag
e
all
th
e
p
r
o
ce
s
s
es
m
en
tio
n
ed
ab
o
v
e.
T
h
is
s
y
s
tem
u
s
es
s
ig
n
als
to
en
ab
le
th
e
r
ea
lizatio
n
o
f
th
e
p
r
o
ject
an
d
is
co
n
n
ec
t
ed
to
tem
p
er
atu
r
e,
h
u
m
id
ity
,
h
eig
h
t,
an
d
p
r
ess
u
r
e
s
en
s
o
r
s
.
Fig
u
r
e
3
an
d
Fig
u
r
e
4
s
h
o
w
t
h
e
co
n
tr
o
l
b
o
ar
d
la
y
o
u
t,
i
n
clu
d
in
g
th
e
co
m
p
o
n
en
ts
ab
o
v
e
an
d
c
o
n
n
ec
tio
n
s
to
th
e
E
SP
3
2
.
Fig
u
r
e
3
.
Pro
t
o
ty
p
e
s
im
u
latio
n
Fig
u
r
e
4
.
Pro
t
o
b
o
a
r
d
p
r
o
to
ty
p
e
i
m
p
lem
en
tatio
n
2
.
5
.
Alg
o
rit
hm
dev
elo
p
m
ent
a
nd
pro
g
ra
mm
ing
Fig
u
r
e
5
s
h
o
ws
th
e
f
lo
wch
ar
t
o
f
th
e
p
r
o
ce
s
s
,
wh
ich
s
tar
ts
b
y
co
n
f
i
g
u
r
in
g
v
a
r
iab
les
an
d
estab
lis
h
in
g
a
W
iFi
co
n
n
ec
tio
n
,
th
e
n
o
b
tain
s
d
ata
f
r
o
m
th
ese
in
itialized
v
a
r
iab
les
an
d
v
er
if
ies
if
th
er
e
is
a
W
iFi
co
n
n
ec
tio
n
.
I
f
s
o
,
it
s
en
d
s
th
e
d
ata
o
b
tain
ed
th
r
o
u
g
h
th
at
c
o
n
n
ec
tio
n
to
th
e
T
h
in
g
s
p
ea
k
p
latf
o
r
m
,
an
I
o
T
s
er
v
ice
th
a
t
co
llects,
s
to
r
es,
an
d
an
aly
ze
s
d
ata.
T
h
e
d
ata
a
r
e
f
in
ally
d
is
p
lay
ed
o
n
a
d
ev
ice
c
o
n
n
ec
te
d
t
o
th
e
I
n
ter
n
et,
s
u
ch
as
a
co
m
p
u
ter
,
tab
let,
o
r
s
m
ar
t
p
h
o
n
e;
o
th
er
wis
e,
if
th
er
e
is
n
o
W
iFi
co
n
n
ec
tio
n
av
ailab
l
e,
t
h
e
p
r
o
ce
s
s
s
to
p
s
at
th
at
p
o
in
t w
ith
o
u
t b
ein
g
ab
le
t
o
co
n
tin
u
e
s
en
d
in
g
an
d
d
is
p
lay
in
g
th
e
d
ata.
Fig
u
r
e
5
.
P
r
o
ce
s
s
f
lo
w
d
iag
r
a
m
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4
7
52
In
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
,
Vo
l.
3
8
,
No
.
2
,
May
20
2
5
:
7
5
5
-
7
6
6
760
I
n
Fig
u
r
e
6
,
t
h
e
c
o
d
e
im
p
le
m
en
ts
an
E
SP
3
2
d
ev
ice
t
h
at
will
r
ea
d
tem
p
er
atu
r
e
an
d
h
u
m
id
ity
d
ata
o
b
tain
ed
f
r
o
m
th
e
DHT
2
2
s
e
n
s
o
r
an
d
p
r
ess
u
r
e
an
d
altitu
d
e
d
ata
f
r
o
m
a
B
MP1
8
0
s
en
s
o
r
an
d
s
en
d
th
em
t
o
T
h
in
g
Sp
ea
k
.
T
h
e
in
itial
s
etu
p
estab
lis
h
es
th
e
W
i
-
Fi
co
n
n
ec
tio
n
an
d
p
r
e
p
ar
es
th
e
s
en
s
o
r
s
.
On
ea
ch
p
r
im
ar
y
lo
o
p
cy
cle,
d
ata
is
r
ea
d
f
r
o
m
th
e
s
en
s
o
r
s
an
d
s
en
t
to
T
h
in
g
Sp
ea
k
,
all
o
win
g
r
em
o
te
m
o
n
ito
r
in
g
.
I
n
Fig
u
r
e
7
,
th
e
s
etu
p
(
)
f
u
n
ctio
n
estab
lis
h
es
th
e
W
i
-
Fi
co
n
n
ec
tio
n
an
d
in
itializes
th
e
s
en
s
o
r
s
an
d
c
o
m
m
u
n
icatio
n
with
T
h
in
g
Sp
ea
k
.
I
n
th
e
lo
o
p
(
)
lo
o
p
,
th
e
f
u
n
ctio
n
s
leer
d
h
t2
(
)
a
n
d
leer
b
m
p
(
)
g
et
th
e
s
en
s
o
r
r
ea
d
in
g
s
,
wh
ich
ar
e
p
r
in
ted
t
o
th
e
s
er
ial
co
n
s
o
le
a
n
d
s
en
t
t
o
T
h
in
g
Sp
ea
k
.
I
f
an
y
r
ea
d
in
g
f
ails
,
t
h
e
p
r
o
g
r
am
r
etr
ies
u
n
til
v
alid
d
ata
is
o
b
tain
ed
,
en
s
u
r
i
n
g
th
e
r
eliab
ilit
y
o
f
th
e
in
f
o
r
m
ati
o
n
s
en
t t
o
th
e
p
latf
o
r
m
.
2.
6
.
Sy
s
t
e
m
im
plem
ent
a
t
io
n
T
h
e
s
y
s
tem
was
p
h
y
s
ically
im
p
lem
en
ted
o
n
ce
th
e
m
ater
ia
ls
wer
e
k
n
o
wn
,
an
d
th
e
s
im
u
latio
n
was
p
er
f
o
r
m
ed
o
n
th
e
T
in
k
er
ca
d
p
latf
o
r
m
.
Fo
r
th
e
c
o
n
s
tr
u
cti
o
n
o
f
th
e
s
y
s
tem
,
th
e
E
SP
3
2
b
o
a
r
d
h
ad
to
b
e
p
r
o
g
r
a
m
m
ed
s
o
th
at
it
c
o
u
ld
later
b
e
attac
h
ed
to
t
h
e
b
r
ea
d
b
o
ar
d
.
I
n
ad
d
itio
n
,
a
n
Ar
d
u
in
o
I
DE
h
ad
to
b
e
u
s
e
d
to
p
r
o
g
r
am
it
ac
c
o
r
d
in
g
to
its
n
ee
d
s
,
em
itti
n
g
s
ig
n
als
wh
en
d
esire
d
.
So
,
th
e
p
r
o
g
r
am
m
i
n
g
o
f
th
e
tim
e
a
n
d
d
ata
co
llectio
n
will
d
ep
e
n
d
o
n
y
o
u
r
n
ee
d
s
r
eg
ar
d
in
g
a
p
ar
ticu
lar
ar
ea
.
Af
ter
h
av
in
g
d
esig
n
ated
th
e
f
u
n
ctio
n
s
o
f
th
e
E
SP
3
2
,
we
p
r
o
ce
ed
e
d
to
att
ac
h
th
e
s
en
s
o
r
s
to
t
h
e
b
o
ar
d
u
s
in
g
ca
b
les
an
d
th
e
b
r
ea
d
b
o
ar
d
.
Af
ter
war
d
,
ev
er
y
th
in
g
is
co
n
n
ec
ted
in
s
id
e
a
ca
s
in
g
,
an
d
th
e
i
n
s
id
e
is
co
n
n
ec
ted
t
o
a
r
ec
h
ar
g
ea
b
le
b
atter
y
.
T
h
e
E
SP
3
2
b
o
ar
d
is
co
n
n
ec
ted
to
th
e
b
atter
y
an
d
p
lace
d
i
n
s
id
e
its
p
r
o
tec
tiv
e
p
last
ic
ca
s
e,
d
esig
n
ed
s
o
t
h
at
th
e
s
en
s
o
r
s
ca
n
tak
e
m
eteo
r
o
lo
g
ical
d
ata
f
r
o
m
th
e
o
u
ts
id
e
o
f
th
e
h
o
u
s
in
g
.
T
h
e
d
h
t2
2
an
d
th
e
B
MP1
8
0
p
r
ess
u
r
e
s
en
s
o
r
s
ar
e
p
lace
d
in
s
id
e
th
e
d
esig
n
ed
ca
v
ities
in
th
e
h
o
u
s
in
g
,
an
d
th
e
h
o
u
s
in
g
is
clo
s
ed
ar
o
u
n
d
th
em
.
T
h
e
f
o
llo
win
g
im
ag
e
was
elab
o
r
ate
d
o
n
u
s
in
g
th
e
Pr
o
teu
s
d
esig
n
s
o
f
twar
e
an
d
T
in
k
er
ca
d
3
D.
T
h
is
was
d
o
n
e
to
g
iv
e
a
b
etter
id
ea
o
f
th
e
p
r
o
t
o
ty
p
e
to
b
e
m
a
d
e,
wh
ich
is
s
h
o
wn
in
Fig
u
r
e
s
8
-
10.
Fig
u
r
e
6
.
I
n
itial W
i
-
Fi an
d
s
en
s
o
r
co
n
f
ig
u
r
atio
n
Fig
u
r
e
7
.
Sen
s
o
r
r
ea
d
in
g
s
an
d
T
h
in
g
Sp
ea
k
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2
5
0
2
-
4
7
52
I
n
tern
et
o
f th
in
g
s
mete
o
r
o
lo
g
ica
l sta
tio
n
fo
r
clima
te
mo
n
ito
r
in
g
… (
Je
r
emy
Ja
r
ed
R
u
mich
e
-
C
a
r
d
en
a
s
)
761
Fig
u
r
e
8
.
3
D
d
esig
n
in
Pr
o
teu
s
Fig
u
r
e
9
.
Sid
e
v
iew
o
f
th
e
h
o
u
s
in
g
Fig
u
r
e
1
0
.
Ho
u
s
in
g
t
o
p
v
iew
3.
RE
SU
L
T
S AN
D
D
I
SCU
SS
I
O
N
3
.
1
.
Resul
t
s
Du
r
in
g
in
itial
test
in
g
,
t
h
e
co
n
n
ec
tio
n
a
n
d
p
er
f
o
r
m
an
ce
o
f
th
e
DHT
2
2
an
d
B
MP1
8
0
s
en
s
o
r
s
wer
e
ev
alu
ated
u
n
d
er
c
o
n
tr
o
lled
a
n
d
v
ar
iab
le
wea
th
er
co
n
d
itio
n
s
.
T
h
e
r
esu
lts
in
d
icate
d
th
e
s
y
s
tem
co
u
ld
co
llect
tem
p
er
atu
r
e,
h
u
m
id
ity
,
a
n
d
p
r
ess
u
r
e
d
ata
with
9
5
%
ac
c
u
r
ac
y
co
m
p
ar
ed
to
co
m
m
e
r
cial
wea
th
er
s
tatio
n
s
.
A
co
n
s
tan
t
tr
e
n
d
was
o
b
s
er
v
e
d
in
th
e
d
etec
tio
n
o
f
lo
ca
l
m
i
cr
o
clim
ates,
wh
ich
allo
wed
cl
im
atic
v
ar
iatio
n
s
to
b
e
co
r
r
elate
d
with
cr
o
p
g
r
o
w
th
in
th
e
C
ar
ab
ay
llo
r
eg
io
n
.
T
h
is
p
r
elim
in
ar
y
s
tep
was
es
s
en
tial
to
v
er
if
y
t
h
e
ac
cu
r
ac
y
an
d
r
eliab
ilit
y
o
f
t
h
e
s
en
s
o
r
s
b
ef
o
r
e
m
o
v
in
g
o
n
t
o
m
o
r
e
c
o
m
p
lex
s
tag
es
o
f
th
e
p
r
o
ject.
On
ce
th
e
f
u
n
ctio
n
ality
an
d
p
er
f
o
r
m
a
n
ce
o
f
th
e
s
en
s
o
r
s
wer
e
co
n
f
ir
m
e
d
,
we
p
r
o
ce
ed
e
d
to
th
e
n
e
x
t
p
h
ase:
in
teg
r
atin
g
all
th
e
co
m
p
o
n
en
ts
o
n
a
b
r
ea
d
b
o
ar
d
.
T
h
is
in
te
g
r
atio
n
was
p
e
r
f
o
r
m
ed
f
o
llo
win
g
a
s
p
ec
if
ic
w
ea
th
er
s
tatio
n
d
esig
n
to
m
ee
t
th
e
p
r
ev
io
u
s
ly
estab
lis
h
ed
o
b
jectiv
es.
T
h
is
s
eq
u
en
tial
an
d
m
eticu
lo
u
s
ap
p
r
o
ac
h
m
ad
e
it
p
o
s
s
ib
le
to
ad
d
r
ess
an
y
tech
n
ical
is
s
u
es
f
r
o
m
th
e
ea
r
lies
t
s
tag
es,
th
u
s
e
n
s
u
r
in
g
th
e
co
h
esio
n
a
n
d
e
f
f
ec
t
iv
en
ess
o
f
th
e
f
in
al
s
y
s
tem
.
T
h
is
s
tr
ateg
y
en
s
u
r
ed
th
at
ea
ch
co
m
p
o
n
en
t
f
u
n
ctio
n
ed
co
r
r
ec
tly
an
d
f
ac
ilit
ated
a
s
m
o
o
th
tr
an
s
itio
n
t
o
th
e
f
u
ll im
p
lem
e
n
tatio
n
o
f
th
e
wea
th
er
s
tatio
n
d
esig
n
,
as seen
in
Fig
u
r
e
s
1
1
-
15
.
Fig
u
r
e
1
1
.
C
ir
cu
it
i
m
p
lem
en
ta
tio
n
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4
7
52
In
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
,
Vo
l.
3
8
,
No
.
2
,
May
20
2
5
:
7
5
5
-
7
6
6
762
Fig
u
r
e
1
2
.
Pro
to
ty
p
e
i
n
ter
n
al
v
iew
Fig
u
r
e
13
.
C
o
m
m
u
n
icatio
n
s
ec
tio
n
s
id
e
v
iew
Fig
u
r
e
14
.
Ho
u
s
in
g
f
r
o
n
t
v
iew
Fig
u
r
e
15
.
R
ea
r
v
iew
-
e
q
u
i
p
m
e
n
t
e
n
tr
an
ce
On
ce
th
e
m
is
h
ap
s
wer
e
s
o
lv
e
d
,
all
th
e
co
m
p
o
n
en
ts
wer
e
ass
em
b
led
o
n
a
p
r
o
to
b
o
ar
d
,
in
te
g
r
atin
g
t
h
e
DHT
2
2
s
en
s
o
r
,
th
e
B
MP1
8
0
s
en
s
o
r
,
an
d
th
e
E
SP
3
2
d
ev
elo
p
m
en
t
b
o
ar
d
.
T
h
is
o
b
t
ain
ed
a
n
ef
f
ec
tiv
e
s
y
s
tem
f
o
r
d
ata
co
llectio
n
an
d
p
r
e
d
ictio
n
o
f
clim
atic
v
ar
i
atio
n
s
in
ag
r
ic
u
ltu
r
al
ar
ea
s
,
th
u
s
o
p
tim
izin
g
th
e
q
u
ality
an
d
q
u
an
tity
o
f
cr
o
p
s
.
I
t
is
ess
en
tial
to
c
o
n
s
id
er
th
e
lo
ca
tio
n
o
f
th
e
d
ev
ice
an
d
th
e
tim
e
r
e
q
u
ir
ed
f
o
r
d
ata
co
llectio
n
to
o
b
tain
ac
cu
r
ate
m
ea
s
u
r
e
m
en
ts
an
d
p
r
ed
ictio
n
s
clo
s
e
to
r
ea
lity
,
r
e
d
u
cin
g
th
e
m
ar
g
in
o
f
er
r
o
r
.
T
h
e
an
aly
s
is
o
f
th
e
g
r
a
p
h
s
o
b
tain
ed
s
h
o
ws
s
ig
n
if
ican
t
v
ar
iatio
n
s
in
th
e
en
v
ir
o
n
m
e
n
tal
p
ar
am
eter
s
m
ea
s
u
r
ed
b
y
th
e
s
en
s
o
r
s
.
Fig
u
r
e
16
tem
p
er
atu
r
e,
r
ec
o
r
d
ed
b
y
th
e
DHT
2
2
s
en
s
o
r
,
s
h
o
ws
a
co
n
s
tan
t
u
p
war
d
tr
en
d
,
r
ea
ch
in
g
a
m
a
x
im
u
m
o
f
2
9
.
9
°C
,
wh
ile
F
ig
u
r
e
17
s
h
o
ws
th
e
r
elativ
e
h
u
m
i
d
ity
s
h
o
ws
a
d
ec
r
ea
s
in
g
tr
e
n
d
with
f
lu
ctu
atio
n
s
,
cu
lm
in
atin
g
at
5
2
.
3
%.
Fig
u
r
e
18
s
h
o
ws
th
e
atm
o
s
p
h
er
ic
p
r
ess
u
r
e,
m
ea
s
u
r
ed
in
p
ascals,
d
ec
r
ea
s
in
g
s
tead
ily
to
a
m
in
i
m
u
m
o
f
9
9
8
5
6
.
0
Pa.
Fin
ally
,
Fig
u
r
e
19
s
h
o
ws
th
e
altitu
d
e
,
m
ea
s
u
r
ed
in
m
eter
s
,
s
h
o
ws
a
g
en
er
al
in
cr
ea
s
e,
cu
lm
in
atin
g
at
1
2
2
.
6
0
7
5
m
.
T
h
ese
tr
en
d
s
s
u
g
g
est
p
o
s
s
ib
l
e
in
cr
ea
s
es
in
s
o
lar
r
ad
iatio
n
,
to
p
o
g
r
ap
h
ic
v
a
r
iatio
n
s
,
an
d
lo
ca
l
m
eteo
r
o
lo
g
ical
ch
an
g
es,
s
u
ch
as
d
ec
r
ea
s
ed
h
u
m
id
ity
an
d
lo
w
-
p
r
ess
u
r
e
s
y
s
tem
s
.
T
h
e
r
esu
lts
p
r
o
v
id
e
a
d
etailed
u
n
d
er
s
tan
d
in
g
o
f
th
e
en
v
ir
o
n
m
en
tal
co
n
d
itio
n
s
d
u
r
in
g
th
e
m
ea
s
u
r
em
en
t
p
er
io
d
,
p
r
o
v
id
in
g
a
s
o
lid
b
asis
f
o
r
ad
v
an
ce
d
a
n
aly
s
es
o
f
s
en
s
o
r
b
eh
av
io
r
an
d
clim
atic
v
ar
iatio
n
s
in
th
e
s
tu
d
y
a
r
ea
.
Fig
u
r
e
16
.
T
em
p
er
at
u
r
e
m
ea
s
u
r
em
en
t
g
r
a
p
h
Fig
u
r
e
17
.
Mo
is
tu
r
e
m
ea
s
u
r
e
m
en
t
g
r
ap
h
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2
5
0
2
-
4
7
52
I
n
tern
et
o
f th
in
g
s
mete
o
r
o
lo
g
ica
l sta
tio
n
fo
r
clima
te
mo
n
ito
r
in
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… (
Je
r
emy
Ja
r
ed
R
u
mich
e
-
C
a
r
d
en
a
s
)
763
Fig
u
r
e
18
.
Pre
s
s
u
r
e
m
ea
s
u
r
em
en
t
g
r
ap
h
Fig
u
r
e
19
.
Altitu
d
e
m
ea
s
u
r
em
en
t
g
r
ap
h
3
.
2
.
Dis
cus
s
io
n
T
h
e
r
esu
lts
o
b
tain
e
d
d
u
r
in
g
t
h
e
d
ev
el
o
p
m
e
n
t,
im
p
lem
e
n
tatio
n
,
an
d
e
v
alu
atio
n
o
f
th
e
I
o
T
wea
th
er
s
tatio
n
in
C
ar
ab
ay
llo
,
Per
u
,
r
e
v
ea
l
s
ig
n
if
ican
t
asp
ec
ts
o
f
tech
n
ical
p
er
f
o
r
m
an
ce
a
n
d
p
r
ac
ti
ca
l
ap
p
licab
ilit
y
in
th
e
lo
ca
l
ag
r
icu
ltu
r
al
co
n
tex
t.
T
h
e
im
p
lem
e
n
tatio
n
o
f
th
is
lo
w
-
co
s
t,
au
to
n
o
m
o
u
s
wea
th
er
s
tatio
n
r
ep
r
esen
ts
a
s
ig
n
if
ican
t
im
p
r
o
v
em
en
t
co
m
p
ar
ed
t
o
p
r
ev
io
u
s
w
o
r
k
in
s
ev
er
al
asp
ec
ts
.
Firstl
y
,
u
s
in
g
th
e
E
SP
3
2
m
icr
o
co
n
tr
o
ller
,
to
g
et
h
er
with
th
e
DHT
2
2
an
d
B
MP1
8
0
s
en
s
o
r
s
,
allo
ws
f
o
r
o
b
tain
in
g
tem
p
er
atu
r
e,
h
u
m
id
ity
,
an
d
atm
o
s
p
h
er
ic
p
r
ess
u
r
e
m
ea
s
u
r
em
en
ts
with
g
r
ea
ter
p
r
ec
is
io
n
an
d
r
eliab
ilit
y
th
an
co
n
v
en
tio
n
al
d
ev
ices
[
2
5
]
,
[
2
6
]
.
Fu
r
th
er
m
o
r
e,
i
n
teg
r
atin
g
th
e
T
h
in
g
Sp
ea
k
p
latf
o
r
m
f
o
r
o
n
lin
e
s
to
r
ag
e
an
d
v
is
u
aliza
tio
n
o
f
th
e
co
l
lecte
d
d
ata
f
ac
ilit
ates
u
s
er
s
’
r
em
o
te
ac
ce
s
s
to
clim
ate
in
f
o
r
m
atio
n
,
u
n
lik
e
o
th
er
s
y
s
tem
s
lim
ited
to
d
is
p
lay
s
o
r
lo
ca
l
m
o
b
ile
ap
p
licatio
n
s
[
2
7
]
,
[
2
8
]
.
T
h
e
o
b
s
er
v
e
d
b
en
ef
its
in
ter
m
s
o
f
r
eso
u
r
ce
o
p
tim
izatio
n
,
in
cr
e
ased
p
r
o
d
u
ctiv
ity
,
an
d
a
d
ap
tatio
n
to
clim
ate
ch
an
g
e
s
u
g
g
est
th
at
th
e
wid
esp
r
ea
d
a
d
o
p
tio
n
o
f
th
ese
s
y
s
tem
s
co
u
ld
s
u
b
s
tan
tially
im
p
ac
t
f
o
o
d
s
ec
u
r
ity
an
d
ag
r
icu
ltu
r
al
s
u
s
tain
ab
ilit
y
in
Per
u
an
d
o
th
e
r
r
eg
io
n
s
with
s
im
ilar
ch
allen
g
e
s
.
Ho
wev
er
,
s
o
m
e
lim
itatio
n
s
wer
e
id
en
tifie
d
,
s
u
ch
as
t
h
e
ac
c
u
r
ac
y
o
f
th
e
h
u
m
id
ity
s
en
s
o
r
u
n
d
er
ex
tr
em
e
co
n
d
itio
n
s
an
d
th
e
n
ee
d
t
o
e
v
alu
ate
lo
n
g
-
ter
m
d
u
r
ab
ilit
y
.
Fu
tu
r
e
r
esear
ch
c
o
u
ld
f
o
cu
s
o
n
in
co
r
p
o
r
atin
g
ad
d
itio
n
al
s
en
s
o
r
s
,
d
ev
elo
p
in
g
m
o
r
e
s
o
p
h
is
ticated
p
r
e
d
ictiv
e
alg
o
r
ith
m
s
,
an
d
e
x
p
an
d
i
n
g
th
e
s
en
s
o
r
n
etwo
r
k
to
c
o
v
er
b
r
o
ad
er
ar
ea
s
.
Fu
r
th
er
m
o
r
e,
lo
n
g
-
ter
m
lo
n
g
itu
d
i
n
al
s
tu
d
ies
wo
u
ld
b
e
v
alu
ab
le
in
q
u
a
n
tify
in
g
t
h
ese
I
o
T
s
o
lu
tio
n
s
’
ec
o
n
o
m
ic
a
n
d
en
v
ir
o
n
m
en
tal
i
m
p
ac
t in
d
if
f
er
en
t a
g
r
icu
ltu
r
al
co
n
tex
ts
.
4.
CO
NCLU
SI
O
N
T
h
e
d
e
v
elo
p
m
e
n
t
an
d
im
p
lem
en
tatio
n
o
f
th
e
I
o
T
wea
th
er
s
tatio
n
h
av
e
p
r
o
v
e
n
s
u
cc
ess
f
u
l
s
o
lu
tio
n
s
f
o
r
clim
ate
m
o
n
ito
r
i
n
g
in
th
e
ag
r
icu
ltu
r
al
r
eg
i
o
n
o
f
C
ar
ab
a
y
llo
,
Per
u
.
T
h
e
s
tatio
n
p
r
o
v
id
es
f
ar
m
er
s
with
r
ea
l
-
tim
e
d
ata
th
at
allo
ws
th
em
to
o
p
tim
ize
an
d
ad
ju
s
t
th
eir
a
g
r
icu
ltu
r
al
p
r
ac
t
ices
to
lo
ca
l
clim
atic
co
n
d
itio
n
s
.
T
h
e
s
y
s
tem
h
as
o
v
er
co
m
e
ac
cu
r
ac
y
an
d
au
to
n
o
m
y
c
h
allen
g
es,
s
u
g
g
esti
n
g
its
p
o
ten
tial
as
a
cr
itical
to
o
l
to
im
p
r
o
v
e
r
esil
ien
ce
to
clim
ate
ch
an
g
e
an
d
in
cr
ea
s
e
a
g
r
icu
lt
u
r
al
p
r
o
d
u
ctiv
ity
in
d
ev
elo
p
in
g
r
e
g
io
n
s
.
Fu
tu
r
e
r
esear
ch
will f
o
cu
s
o
n
im
p
r
o
v
in
g
th
e
s
y
s
tem
’
s
d
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d
ex
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d
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g
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m
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o
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.
T
h
e
f
in
d
in
g
s
an
d
co
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tio
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o
f
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ch
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im
p
o
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tan
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s
f
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th
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g
io
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’
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cien
tific
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d
f
ar
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g
co
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m
u
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ities
.
First,
th
e
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p
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ad
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r
eso
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if
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o
r
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ak
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g
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m
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d
d
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s
ab
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t o
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tim
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cr
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m
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t.
Fu
r
th
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m
o
r
e
,
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teg
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atin
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e,
h
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m
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ar
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m
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r
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r
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ate
p
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ed
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s
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l
wea
th
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c
o
n
d
itio
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s
.
T
h
ese
v
alu
ab
l
e
in
s
ig
h
ts
allo
w
f
ar
m
er
s
to
an
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ad
ap
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p
atter
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o
p
tim
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tity
o
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ltu
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ir
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tly
im
p
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m
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co
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,
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p
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o
v
in
g
th
e
lo
n
g
-
ter
m
s
u
s
tain
ab
ilit
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o
f
its
ac
tiv
ities
.
Mo
r
eo
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s
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o
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T
h
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g
Sp
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d
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t
th
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p
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f
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m
o
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e
ac
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p
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s
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clim
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o
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ec
asts
f
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ag
r
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ltu
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T
h
is
co
u
ld
s
ig
n
if
ica
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tly
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p
a
n
d
th
e
s
co
p
e
an
d
ap
p
licab
ilit
y
o
f
s
u
c
h
tech
n
o
lo
g
ical
s
o
lu
tio
n
s
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4
7
52
In
d
o
n
esian
J
E
lec
E
n
g
&
C
o
m
p
Sci
,
Vo
l.
3
8
,
No
.
2
,
May
20
2
5
:
7
5
5
-
7
6
6
764
I
n
c
o
n
clu
s
io
n
,
t
h
is
I
o
T
wea
t
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er
s
tatio
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p
r
o
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h
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p
r
o
v
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to
b
e
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f
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tiv
e,
af
f
o
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d
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d
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o
v
ativ
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s
o
lu
tio
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to
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allen
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f
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c
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g
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in
Per
u
v
ian
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icu
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r
e.
I
ts
f
in
d
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an
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p
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tial
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tu
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e
ap
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ly
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d
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esil
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ltu
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al
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m
m
u
n
ities
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h
e
au
th
o
r
s
en
co
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r
a
g
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th
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s
cien
tific
co
m
m
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ec
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-
m
ak
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s
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p
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d
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ep
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ty
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ical
in
itiativ
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i
n
o
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ag
r
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co
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tex
ts
,
f
o
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ter
in
g
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s
en
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o
f
en
co
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r
a
g
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en
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m
o
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o
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well
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v
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latio
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RE
F
E
R
E
NC
E
S
[
1
]
“
G
l
o
b
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l
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o
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y
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a
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[
3
]
M
.
S
p
e
k
t
o
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,
G
.
N
.
F
a
so
l
i
n
,
a
n
d
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C
a
m
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r
g
o
,
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meri
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[
4
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R
.
F
u
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.
,
“
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[
5
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.
,
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v
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Es,
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[
8
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K
.
A
b
b
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ss,
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.
Z
.
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[
9
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A
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pp
14
62
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1475.
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