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t
h
e
en
v
ir
o
n
m
e
n
tall
y
in
ter
esti
n
g
p
h
e
n
o
m
e
n
a,
u
n
e
x
p
lo
d
ed
o
r
d
n
an
ce
,
u
n
d
er
s
ea
wr
ec
k
ag
e,
a
n
d
s
o
u
r
ce
s
o
f
h
az
a
r
d
o
u
s
ch
e
m
icals
o
r
p
o
llu
tan
t
s
[
1
6
]
.
I
n
s
i
m
ilar
w
a
y
,
th
e
U
AVs
ap
p
licatio
n
's
g
o
a
ls
ar
e
f
o
r
m
o
n
i
to
r
in
g
,
s
ea
r
ch
i
n
g
,
a
n
d
lo
ca
lizin
g
a
h
az
ar
d
o
u
s
c
h
e
m
ical.
So
m
e
r
esear
ch
er
s
d
ev
e
lo
p
ed
th
e
r
ese
ar
ch
o
f
e
-
n
o
s
e
i
n
d
if
f
er
e
n
t
m
an
n
er
s
.
I
n
o
r
d
er
to
in
cr
ea
s
e
th
e
ab
ilit
y
o
f
t
h
e
s
en
s
o
r
s
,
s
o
m
e
o
f
r
e
s
ea
r
ch
er
s
co
n
d
u
cted
r
esear
ch
es
in
t
h
e
ar
ea
o
f
:
s
en
s
o
r
n
et
w
o
r
k
s
[
1
9
]
,
s
en
s
o
r
ar
r
ay
s
[
2
0
]
,
[
2
1
]
,
an
d
ev
en
s
en
s
o
r
p
er
f
o
r
m
an
ce
en
h
a
n
ce
m
en
ts
[
2
2
]
,
[
2
3
]
.
Me
tal
Ox
id
e
Se
m
ico
n
d
u
c
to
r
(
MO
S)
s
en
s
o
r
s
ar
e
o
n
e
o
f
th
e
m
o
s
t
i
n
v
e
s
ti
g
ated
g
r
o
u
p
s
o
f
g
as
s
en
s
o
r
s
.
T
h
er
e
ar
e
a
lo
t
o
f
r
esear
ch
e
s
u
s
ed
t
h
e
m
as
th
e
ir
s
e
n
s
o
r
s
[
2
0
]
,
[
2
4
]
–
[
2
7
]
.
T
h
e
r
ea
s
o
n
s
o
f
ch
o
o
s
in
g
t
h
i
s
s
e
n
s
o
r
ar
e
d
u
e
to
:
lo
w
co
s
t
an
d
f
le
x
ib
ilit
y
as
s
o
ciate
d
to
th
eir
p
r
o
d
u
ctio
n
,
s
i
m
p
licit
y
o
f
t
h
eir
u
s
e,
lar
g
e
n
u
m
b
er
o
f
d
etec
tab
le
g
ases
/p
o
s
s
ib
le
ap
p
licatio
n
[
2
8
]
,
r
o
b
u
s
t,
lig
h
t
w
ei
g
h
t,
f
ast
r
esp
o
n
s
e
[
2
9
]
.
Ho
w
e
v
er
,
th
er
e
w
a
s
o
n
l
y
litt
le
atte
n
tio
n
o
f
r
esear
c
h
er
s
o
n
MO
S P
er
f
o
r
m
a
n
ce
.
T
h
e
d
ep
lo
y
m
en
t
o
f
g
a
s
s
en
s
o
r
s
i
n
r
ea
l
e
n
v
ir
o
n
m
en
t
(
i
n
d
o
o
r
o
r
o
u
td
o
o
r
)
f
ac
es
s
o
m
e
p
r
o
b
lem
s
,
s
u
ch
as
th
e
p
h
e
n
o
m
e
n
o
n
o
f
p
atc
h
es
an
d
ed
d
ies
th
at
o
cc
u
r
d
u
e
to
th
e
tu
r
b
u
le
n
t
a
ir
f
lo
w
o
f
th
e
w
i
n
d
[
3
0
]
,
[
3
1
]
.
W
h
en
m
o
lecu
le
s
m
o
v
e
a
w
a
y
f
r
o
m
t
h
e
s
o
u
r
ce
,
t
h
e
co
n
ce
n
tr
atio
n
d
e
cr
ea
s
es,
h
e
n
ce
m
o
lec
u
lar
d
if
f
u
s
io
n
a
n
d
tu
r
b
u
len
t
d
if
f
u
s
io
n
p
r
o
ce
s
s
es
h
av
e
t
h
e
m
ai
n
r
o
le
in
d
eter
m
i
n
i
n
g
t
h
e
s
h
ap
e
o
f
p
lu
m
e.
Mo
lecu
lar
d
if
f
u
s
io
n
ca
u
s
es r
an
d
o
m
m
o
tio
n
o
f
th
e
m
o
lec
u
le
s
to
m
o
v
e
g
r
ad
u
all
y
ap
ar
t,
w
h
ile
tu
r
b
u
len
t
d
if
f
u
s
io
n
tear
s
ap
ar
t
t
h
e
clo
u
d
o
f
m
o
lecu
le
s
p
h
y
s
icall
y
b
y
air
tu
r
b
u
le
n
ce
[
3
2
]
.
Mo
lecu
lar
d
if
f
u
s
io
n
e
f
f
ec
t
o
n
th
e
p
lu
m
e
s
h
ap
e
ca
n
b
e
n
e
g
l
ec
ted
[
3
1
]
d
u
e
to
its
s
m
al
l
ef
f
ec
t
o
n
th
e
p
lu
m
e
s
h
ap
e.
I
t
is
co
n
tr
ad
icti
v
e
w
it
h
t
u
r
b
u
le
n
t
d
i
f
f
u
s
io
n
t
h
at
ca
n
c
h
an
g
e
t
h
e
s
h
ap
e
o
f
th
e
p
lu
m
e.
T
h
er
ef
o
r
e,
th
e
tu
r
b
u
len
t
d
if
f
u
s
io
n
t
h
at
d
o
m
in
ate
s
t
h
e
d
is
p
er
s
io
n
o
f
o
d
o
r
m
o
lec
u
les
b
ec
o
m
es
cr
u
cial
p
ar
am
eter
i
n
o
d
o
r
lo
ca
lizatio
n
.
So
m
e
r
esear
ch
er
s
h
a
v
e
i
n
v
esti
g
ated
t
h
e
o
d
o
r
ch
ar
ac
ter
is
tic
s
i
n
air
f
lo
w
e
n
v
ir
o
n
m
e
n
t
[
3
3
]
-
[
3
5
]
an
d
tu
r
b
u
le
n
ce
e
n
v
ir
o
n
m
e
n
t
[
3
6
]
,
[
3
7
]
.
Ho
w
e
v
er
,
th
e
e
x
p
er
i
m
e
n
ts
w
er
e
d
o
n
e
i
n
ex
p
er
i
m
e
n
tal
s
i
m
u
latio
n
,
n
o
t
in
r
ea
l
ex
p
er
i
m
en
ta
l
e
n
v
ir
o
n
m
en
t.
A
l
th
o
u
g
h
,
t
h
er
e
w
er
e
also
s
o
m
e
r
ea
l
e
x
p
er
i
m
e
n
ts
i
n
o
d
o
r
an
al
y
s
e
s
,
n
o
n
e
o
f
th
e
m
a
n
al
y
ze
d
th
e
p
er
f
o
r
m
a
n
c
e
o
f
th
e
MO
S
s
en
s
o
r
to
th
e
o
d
o
r
d
is
p
er
s
io
n
.
A
li
Ma
r
j
o
v
i
in
[
3
1
]
,
[
3
8
]
d
is
cu
s
s
ed
ab
o
u
t
th
e
co
v
er
ag
e
ar
ea
o
f
th
e
s
en
s
o
r
s
.
Ho
w
ev
er
,
t
h
is
e
x
p
er
i
m
en
t
w
as
also
d
o
n
e
i
n
s
i
m
u
lat
io
n
.
I
n
m
o
s
t
o
t
h
er
s
en
s
o
r
p
er
f
o
r
m
an
ce
tes
ts
,
t
h
e
d
ata
w
a
s
ta
k
e
n
u
s
i
n
g
a
ch
a
m
b
er
[
3
9
]
-
[
4
1
]
w
h
er
e
t
h
e
s
e
n
s
o
r
s
w
er
e
p
lace
d
i
n
a
ch
a
m
b
er
an
d
t
h
e
s
o
u
r
ce
s
w
er
e
in
j
ec
ted
to
th
e
ch
a
m
b
er
u
s
in
g
a
tu
b
e
to
p
ass
t
h
r
o
u
g
h
a
ti
n
y
i
n
th
e
c
h
a
m
b
er
.
As
m
en
tio
n
ab
o
v
e,
in
o
d
o
r
class
i
f
ica
tio
n
,
t
h
e
f
ir
s
t
s
tep
th
at
s
h
o
u
ld
b
e
p
aid
atte
n
ti
o
n
is
th
e
p
er
f
o
r
m
a
n
ce
o
f
g
as
s
en
s
o
r
s
.
T
h
er
ef
o
r
e,
in
th
is
p
ap
er
,
th
e
r
esp
o
n
s
e
o
f
t
h
e
MO
S
s
e
n
s
o
r
s
w
a
s
a
n
al
y
ze
d
.
Fro
m
th
e
p
r
ev
io
u
s
r
esear
c
h
es
it
ca
n
b
e
co
n
clu
d
ed
t
h
at
t
h
e
d
ata
g
o
t
f
r
o
m
M
OS
s
en
s
o
r
in
co
n
d
i
tio
n
ed
en
v
ir
o
n
m
e
n
t
(
co
n
tr
o
lled
tem
p
er
at
u
r
e,
h
u
m
i
d
it
y
an
d
s
a
m
p
li
n
g
)
w
ill
b
e
d
if
f
er
en
t
w
i
t
h
t
h
e
d
ata
in
r
ea
l
en
v
ir
o
n
m
en
t.
Ma
r
co
T
r
in
ca
v
elli
i
n
[
4
2
]
s
tated
th
a
t
in
a
r
ea
l
-
w
o
r
ld
a
n
d
d
y
n
a
m
ic
en
v
ir
o
n
m
e
n
t,
t
h
e
s
tead
y
s
tat
e
o
f
th
e
s
e
n
s
o
r
s
is
al
m
o
s
t
n
e
v
er
r
ea
c
h
ed
.
T
h
e
an
a
l
y
s
i
s
o
f
t
h
e
s
y
s
te
m
ca
n
o
n
l
y
b
e
d
o
n
e
b
ased
o
n
t
h
e
tr
a
n
s
ie
n
t
p
h
ase
o
f
t
h
e
s
i
g
n
al.
T
h
u
s
,
in
t
h
i
s
r
esear
ch
,
f
o
r
h
a
v
i
n
g
t
h
e
r
es
u
lt
o
f
q
u
ite
t
h
e
s
a
m
e
w
it
h
t
h
e
r
ea
l
s
it
u
atio
n
,
g
a
s
s
e
n
s
o
r
s
'
p
er
f
o
r
m
a
n
ce
in
th
is
r
esear
ch
w
er
e
te
s
ted
in
o
p
en
en
v
ir
o
n
m
e
n
t.
T
h
e
co
n
tr
ib
u
tio
n
o
f
th
i
s
p
ap
er
is
to
p
r
o
v
id
e
p
er
f
o
r
m
a
n
ce
o
f
MO
S se
n
s
o
r
s
t
h
at
ca
n
b
e
u
s
ed
a
d
atab
ase
d
eter
m
in
at
io
n
o
f
t
h
e
s
e
n
s
o
r
s
f
o
r
th
e
o
d
o
r
class
i
f
icatio
n
ap
p
licatio
n
.
T
h
is
p
ap
er
co
n
s
is
t
s
o
f
6
p
ar
ts
,
i.e
.
:
p
ar
t
1
d
escr
ib
es
th
e
b
ac
k
g
r
o
u
n
d
o
f
t
h
e
r
esear
ch
,
p
ar
t
2
in
tr
o
d
u
ce
s
co
m
p
o
n
e
n
t
a
n
d
p
ar
a
m
eter
s
i
n
o
d
o
r
lo
ca
lizatio
n
task
s
,
p
ar
t
3
ex
p
lain
th
e
e
x
p
er
i
m
en
tal
s
et
u
p
,
p
ar
t
4
d
is
p
lay
s
th
e
r
es
u
lt
a
n
d
th
e
d
is
c
u
s
s
io
n
o
f
th
e
ex
p
er
i
m
e
n
t,
p
ar
t 5
in
d
icate
s
th
e
f
u
t
u
r
e
w
o
r
k
,
an
d
p
ar
t 6
is
th
e
co
n
cl
u
s
io
n
o
f
th
e
r
esear
ch
.
2.
CO
M
P
O
NE
NT
S
A
ND
P
AR
AM
E
T
E
R
S I
N
O
DO
R
CL
A
SS
I
F
I
CAT
I
O
N
T
A
SK
S
2
.
1
.
E
-
no
s
es
E
-
n
o
s
e
s
ar
e
t
h
e
s
en
s
o
r
s
m
ad
e
b
y
th
e
r
esear
ch
er
s
f
o
r
i
m
ita
tin
g
t
h
e
h
u
m
a
n
o
l
f
ac
tio
n
.
T
h
e
y
h
av
e
b
ee
n
ap
p
lied
in
w
id
e
v
ar
iet
y
o
f
ap
p
licatio
n
s
,
s
u
ch
as:
h
ea
l
th
,
m
i
li
tar
y
,
f
o
o
d
,
ag
r
icu
lt
u
r
e,
air
q
u
a
lit
y
,
etc.
(
s
ee
T
ab
le
1
)
.
T
h
e
y
m
a
y
co
n
s
i
s
t
o
f
s
i
n
g
le
s
en
s
o
r
o
r
o
f
s
o
m
e
s
e
n
s
o
r
s
to
b
u
ild
s
e
n
s
o
r
ar
r
a
y
s
.
T
h
e
m
ater
ial
u
s
ed
in
m
a
k
i
n
g
th
e
m
co
m
e
f
r
o
m
m
a
n
y
m
a
ter
ial
s
,
s
u
c
h
as
p
o
l
y
m
er
s
[
4
3
]
-
[
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H2
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[
4
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5
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cr
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4
7
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as th
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[
5
5
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Fig
u
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1
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Sen
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1
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[
5
6
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[
5
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2
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2
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Dis
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n
M
o
del
T
h
e
g
as
ca
n
m
o
v
e
ea
s
i
l
y
f
r
o
m
o
n
e
p
lace
to
an
o
th
er
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lac
e
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u
e
to
th
e
w
in
d
o
r
th
e
d
if
f
er
en
ce
o
f
co
n
ce
n
tr
atio
n
i
n
o
n
e
p
lace
.
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h
e
lo
n
g
er
t
h
e
d
i
s
tan
ce
o
f
t
h
e
g
as
f
r
o
m
th
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o
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r
ce
is
,
th
e
s
m
aller
t
h
e
co
n
ce
n
tr
atio
n
w
i
ll
b
e.
I
n
o
th
er
w
o
r
d
,
th
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co
n
ce
n
tr
atio
n
n
ea
r
th
e
s
o
u
r
ce
w
il
l
b
e
h
ig
h
er
t
h
a
n
th
e
co
n
ce
n
tr
atio
n
o
f
th
e
g
as
f
ar
f
r
o
m
t
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e
s
o
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r
ce
.
T
h
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tu
r
b
u
len
ce
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n
d
th
e
d
i
f
f
u
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io
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th
at
ca
n
ca
u
s
e
t
h
e
g
a
s
to
m
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e
i
n
f
l
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ce
d
b
y
t
h
e
en
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ir
o
n
m
en
tal
co
n
d
itio
n
,
esp
ec
iall
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t
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e
w
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ch
ar
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is
tics
.
T
h
e
m
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e
m
en
t
o
f
t
h
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g
as
f
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m
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ts
s
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th
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it
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ill
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ce
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tr
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p
atter
n
o
r
alw
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y
s
ca
lled
as
th
e
p
l
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m
e
d
is
p
er
s
io
n
.
T
h
e
ch
an
g
e
o
f
th
e
co
n
ce
n
tr
atio
n
p
atter
n
w
ill
co
n
ti
n
u
o
u
s
l
y
h
ap
p
en
i
n
ac
co
r
d
an
ce
w
it
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th
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cc
u
r
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en
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th
e
w
i
n
d
th
at
m
o
v
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n
t
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a
m
e
d
ir
ec
tio
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o
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th
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if
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m
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atic
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b
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iv
id
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in
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w
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m
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i.e
.
,
1
.
B
asic
Mo
d
el;
an
d
2
.
Di
f
f
u
s
io
n
Mo
d
el.
I
n
b
asic
m
o
d
el,
t
h
e
g
as
o
n
l
y
m
o
v
es
d
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e
to
th
e
air
f
lo
w
s
p
ee
d
.
T
h
e
co
n
ce
n
tr
atio
n
u
s
i
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g
t
h
is
m
o
d
el
is
co
n
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to
b
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T
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u
s
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co
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tr
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p
lace
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an
o
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p
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d
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o
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s
es t
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as r
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r
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1
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∂
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t
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1
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w
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n
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(
k
g
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m
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f
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m
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=
ti
m
e
(
s
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=
co
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d
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am
e
(
m
)
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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Meta
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137
Fo
r
th
e
d
if
f
u
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io
n
m
o
d
el
s
,
th
er
e
ar
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esear
ch
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s
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f
f
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ed
s
o
m
e
s
o
l
u
tio
n
.
I
n
p
ap
er
[
5
8
]
,
it
d
is
cu
s
s
ed
ab
o
u
t
Gau
s
s
ia
n
m
o
d
els
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d
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r
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s
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h
ese
m
o
d
els
a
s
s
u
m
e
d
th
e
m
eteo
r
o
lo
g
ical
co
n
d
itio
n
a
n
d
p
lu
m
e
e
m
i
s
s
io
n
ar
e
s
tatio
n
ar
y
.
Fo
r
th
e
2
d
i
m
en
s
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n
r
o
o
m
,
t
h
e
co
n
ce
n
tr
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n
o
f
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h
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g
as
w
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b
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th
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q
u
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3
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q
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3.
(
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(
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4
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0
−
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2
4
−
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−
0
−
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2
4
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(
3
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2
.
3
.
Sens
o
r's
P
er
f
o
r
m
a
nce
Sen
s
o
r
p
er
f
o
r
m
an
ce
s
ar
e
r
ea
ll
y
n
ee
d
ed
f
o
r
o
d
o
r
class
if
icati
o
n
.
By
h
av
i
n
g
s
e
n
s
o
r
p
er
f
o
r
m
an
ce
,
th
e
d
atab
ases
f
o
r
class
i
f
icat
io
n
ca
n
b
e
g
o
t
an
d
t
h
e
o
d
o
r
lo
ca
liz
atio
n
ca
n
b
e
ac
h
ie
v
ed
.
So
m
e
o
f
th
e
r
esear
c
h
er
s
d
is
cu
s
s
ed
th
e
tr
ai
n
in
g
d
ata
o
f
t
h
e
s
e
n
s
o
r
s
ar
e
d
escr
ib
ed
in
th
e
n
ex
t p
ar
ag
r
ap
h
s
.
Ma
r
co
T
r
in
ca
v
elli
i
n
[
4
2
]
i
n
v
e
s
ti
g
at
ed
th
e
o
d
o
r
class
i
f
i
ca
tio
n
in
co
n
ti
n
u
o
u
s
m
o
n
ito
r
in
g
.
T
h
e
elec
tr
o
n
ic
n
o
s
e
's
r
esp
o
n
s
e
s
wer
e
an
al
y
ze
d
i
n
f
iv
e
p
h
ase
s
,
i
.
e.
,
b
aselin
e
m
an
ip
u
latio
n
,
s
e
g
m
e
n
tat
io
n
,
f
ea
tu
r
e
ex
tr
ac
tio
n
,
d
ata
n
o
r
m
aliza
tio
n
,
an
d
clas
s
i
f
icatio
n
.
T
h
e
d
atab
ases
o
f
t
h
e
s
e
n
s
o
r
s
w
er
e
d
iv
i
d
ed
in
to
f
o
u
r
s
a
m
p
li
n
g
p
h
ases
,
n
a
m
e
l
y
:
b
as
e
lin
e,
tr
an
s
ie
n
t,
s
tead
y
s
tate,
an
d
r
ec
o
v
er
y
.
I
n
co
n
tr
o
lled
ti
m
e
an
d
o
d
o
r
s
o
u
r
ce
s
,
th
e
4
p
h
ase
s
ca
n
b
e
g
o
t
ea
s
il
y
.
I
t
w
a
s
co
n
tr
ad
icti
v
e,
w
h
e
n
t
h
e
s
en
s
o
r
s
w
er
e
e
m
p
lo
y
ed
i
n
u
n
co
n
tr
o
lled
o
n
e,
t
h
e
s
tead
y
s
tate
co
u
ld
n
o
t
b
e
r
ea
ch
ed
.
I
t
w
as
d
u
e
to
t
h
e
s
e
n
s
o
r
s
w
er
e
n
o
t
co
n
tin
u
o
u
s
l
y
e
x
p
o
s
e
d
f
o
r
a
lo
n
g
en
o
u
g
h
ti
m
e
to
th
e
o
d
o
r
s
o
u
r
ce
s
.
Ma
r
co
T
r
in
ca
v
elli
u
s
ed
t
h
e
tr
an
s
ie
n
t
r
esp
o
n
s
e
d
ata
to
s
o
lv
e
th
e
d
y
n
a
m
ic
o
d
o
r
p
r
o
b
lem
.
T
h
e
class
if
icat
io
n
was
d
o
n
e
b
y
m
ac
h
i
n
e
lear
n
i
n
g
R
elev
a
n
ce
Vec
to
r
Ma
ch
in
e
(
R
VM
)
.
He
clai
m
ed
th
at
R
V
M
w
a
s
m
o
r
e
p
o
w
er
f
u
l
th
a
n
SVM
i
n
esti
m
ati
n
g
th
e
p
o
s
ter
io
r
p
r
o
b
ab
ilit
ies.
He
s
tated
th
at
th
e
esti
m
atio
n
o
f
t
h
e
p
o
s
ter
io
r
p
r
o
b
ab
ilit
ies
w
as
i
m
p
o
r
tan
t
i
n
c
o
n
s
id
er
in
g
a
co
n
f
id
e
n
ce
m
ea
s
u
r
e
o
f
t
h
e
d
ec
is
io
n
m
ad
e
b
y
th
e
cl
a
s
s
i
f
ier
[
4
2
]
.
Am
y
L
o
u
t
f
i
[
6
0
]
also
tr
ied
to
s
o
lv
e
t
h
e
p
r
o
b
lem
o
f
o
d
o
r
class
if
ica
tio
n
u
s
i
n
g
th
e
tr
an
s
ie
n
t
r
esp
o
n
s
e
o
f
th
e
s
e
n
s
o
r
s
.
I
n
th
at
r
esear
ch
,
t
h
e
s
en
s
o
r
s
w
er
e
as
s
u
m
ed
to
b
e
in
a
s
tate
o
f
tr
an
s
itio
n
d
u
e
to
w
h
e
n
th
e
r
o
b
o
ts
'
m
o
v
i
n
g
,
th
e
c
u
r
r
en
t
co
n
ce
n
tr
a
tio
n
v
al
u
es
w
er
e
u
n
k
n
o
w
n
.
T
h
e
in
p
u
t
to
th
e
cla
s
s
i
f
icatio
n
a
lg
o
r
ith
m
w
a
s
tak
e
n
f
r
o
m
t
h
e
co
m
p
ar
is
o
n
b
et
w
ee
n
a
b
aselin
e
an
d
s
tead
y
s
tate.
T
h
e
s
tep
s
o
f
class
if
ica
tio
n
i
n
clu
d
e:
1.
co
llectin
g
th
e
tr
ain
i
n
g
d
ata,
2.
d
o
in
g
th
e
f
r
a
ctio
n
al
b
asel
in
e
m
a
n
ip
u
latio
n
,
3
.
Dec
o
m
p
o
s
in
g
th
e
in
p
u
t
s
i
g
n
als
to
t
h
e
tr
ai
n
in
g
alg
o
r
ith
m
in
to
th
e
f
ea
t
u
r
e
u
s
i
n
g
Deb
au
c
h
ie
s
W
av
e
let
T
r
an
s
f
o
r
m
s
.
4.
I
n
p
u
tti
n
g
t
h
e
to
tal
w
a
v
elet
co
ef
f
icie
n
ts
o
f
ea
ch
o
d
o
r
s
in
to
P
r
in
cip
al
C
o
m
p
o
n
e
n
t
A
n
a
l
y
s
is
(
P
C
A
)
,
5
.
C
las
s
i
f
y
i
n
g
t
h
e
d
ata
u
s
i
n
g
S
u
p
p
o
r
t
Vec
to
r
Ma
ch
i
n
e
(
SVM)
.
T
h
e
class
i
f
icatio
n
o
f
t
h
e
d
ata
w
a
s
o
p
tim
ized
b
y
t
h
e
Mitc
h
ell
-
De
m
y
an
o
v
-
Ma
lo
ze
m
o
v
alg
o
r
ith
m
u
s
i
n
g
a
Ga
u
s
s
ia
n
K
er
n
el
Fu
n
ctio
n
.
Osu
n
a
[
5
0
]
d
ev
elo
p
ed
t
h
e
r
es
ea
r
ch
m
ad
e
b
y
J
W
Gar
d
n
er
[
6
1
]
.
He
u
s
ed
4
d
atab
ase
s
o
f
o
d
o
r
s
w
it
h
d
if
f
er
e
n
t
n
u
m
b
er
o
f
cl
as
s
es a
n
d
v
ar
io
u
s
co
m
p
le
x
itie
s
.
He
s
ta
ted
th
at
i
n
th
e
co
m
p
r
ess
io
n
o
f
th
e
d
ata,
th
e
s
en
s
o
r
tr
an
s
ie
n
t
r
e
s
p
o
n
s
e
d
id
n
o
t
i
m
p
r
o
v
e
th
e
ac
cu
r
ac
y
p
r
ed
ictio
n
b
u
t
i
m
p
air
th
e
ac
cu
r
ac
y
.
I
t
c
o
u
ld
b
e
co
n
cl
u
d
ed
th
at
t
h
e
d
atab
ase
w
a
s
o
v
er
f
i
ttin
g
[
5
0
]
.
I
n
th
at
r
esear
ch
,
t
h
e
y
co
n
c
lu
d
ed
th
at
t
h
e
s
tead
y
s
tate
d
ata
o
f
t
h
e
s
en
s
o
r
s
co
u
ld
p
er
f
o
r
m
w
ell
in
s
ep
ar
atin
g
t
h
e
cla
s
s
es.
Ho
w
e
v
er
,
in
th
a
t
r
esear
ch
,
th
eir
g
o
a
l
w
as
o
n
l
y
to
s
h
o
w
th
e
m
eth
o
d
o
lo
g
y
th
a
t
allo
w
ed
th
e
ev
a
lu
at
io
n
o
f
t
h
e
tec
h
n
iq
u
e
r
ath
er
t
h
an
d
eter
m
i
n
in
g
t
h
e
b
est
tech
n
iq
u
e
s
.
T
h
er
ef
o
r
e,
th
eir
co
n
clu
s
io
n
ab
o
u
t th
e
b
est d
atab
ases
f
o
r
th
e
o
d
o
r
class
if
icatio
n
w
a
s
s
til
l v
a
g
u
e.
An
o
th
er
r
esear
ch
b
y
Os
u
n
a
et
al
[
6
2
]
r
ev
ie
w
ed
4
m
u
lti
ex
p
o
n
en
tial
m
o
d
els,
n
a
m
el
y
:
Gar
d
n
er
tr
an
s
f
o
r
m
,
m
u
l
ti
ex
p
o
n
e
n
tial
t
r
an
s
ie
n
t
s
p
ec
tr
o
s
co
p
y
,
P
ad
e
L
a
p
lace
,
an
d
P
ad
e
Z
tr
an
s
f
o
r
m
.
T
h
eir
p
u
r
p
o
s
e
w
a
s
to
m
o
d
el
th
e
tr
a
n
s
ie
n
t
r
esp
o
n
s
e
o
f
co
n
d
u
ctiv
it
y
-
b
ased
g
a
s
s
en
s
o
r
s
f
o
r
o
d
o
r
r
ec
o
g
n
itio
n
.
T
h
e
y
co
n
cl
u
d
ed
th
at
Gar
d
n
er
tr
an
s
f
o
r
m
w
as
e
x
tr
em
el
y
s
en
s
iti
v
e
to
th
e
d
is
p
er
s
i
o
n
p
ar
am
eter
,
w
h
ile
t
h
e
P
ad
e
L
ap
lace
an
d
P
ad
e
Z
m
et
h
o
d
s
w
er
e
les
s
s
en
s
iti
v
e
to
ex
p
er
im
e
n
tal
n
o
is
e
th
a
n
th
e
s
p
ec
tr
al
tech
n
iq
u
e
s
an
d
d
id
n
o
t
r
eq
u
ir
e
lo
w
-
p
as
s
f
ilter
i
n
g
.
So
m
e
p
ar
am
e
ter
s
in
s
en
s
o
r
p
er
f
o
r
m
a
n
ce
s
th
at
ca
n
b
e
an
al
y
ze
d
(
as
m
en
t
io
n
ed
in
s
u
b
ch
ap
ter
2
.
1
.
)
[
5
7
]
a
r
e
d
escr
ib
ed
as f
o
llo
w
s
:
2
.
3
.
1
.
Sens
it
iv
it
y
Sen
s
iti
v
it
y
is
a
c
h
an
g
e
o
f
m
e
asu
r
ed
s
i
g
n
a
l
p
er
an
al
y
te
co
n
ce
n
tr
atio
n
u
n
it
[
5
7
]
.
Xin
Z
h
o
u
in
[
6
3
]
an
al
y
ze
d
t
h
e
s
en
s
iti
v
it
y
o
f
t
h
e
g
as
s
e
n
s
o
r
b
ased
o
n
Z
n
Fe2
O4
s
p
h
er
es
a
n
d
Z
n
Fe2
O4
n
a
n
o
p
ar
ticles.
T
h
e
g
a
s
s
en
s
o
r
'
s
r
esp
o
n
s
e
to
th
e
3
0
p
p
m
an
d
1
0
0
p
p
m
ac
eto
n
e
w
er
e
r
ec
o
r
d
e
d
.
T
h
e
g
as se
n
s
o
r
'
s
r
es
p
o
n
s
e
to
th
e
ac
eto
n
e
v
ar
ied
w
i
th
t
h
e
c
h
an
g
e
o
f
t
h
e
te
m
p
er
atu
r
e.
Gas
s
e
n
s
o
r
g
av
e
lo
w
r
esp
o
n
s
e
to
t
h
e
ac
eto
n
e
at
lo
w
te
m
p
er
at
u
r
e
(
2
0
0
o
C
)
d
u
e
to
ac
eto
n
e
m
o
le
cu
les
ca
n
n
o
t
e
f
f
ec
ti
v
el
y
r
ea
ct
w
it
h
t
h
e
s
u
r
f
ac
e
ab
s
o
r
b
ed
o
x
y
g
e
n
s
p
ec
ie
s
.
T
h
e
r
esp
o
n
s
es
o
f
p
o
r
o
u
s
Z
n
Fe2
O4
s
p
h
er
es
w
er
e
g
o
o
d
at
h
ig
h
er
te
m
p
er
atu
r
e
at
o
p
er
atin
g
te
m
p
er
atu
r
e
2
0
0
o
C
an
d
2
3
7
.
5
o
C.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
9
-
4
864
I
J
R
E
S
V
o
l.
6
,
No
.
3
,
N
o
v
e
m
b
er
2
0
1
7
:
1
3
3
–
1
4
9
138
2
.
3
.
2
.
Select
iv
it
y
A
cc
o
r
d
in
g
to
V.
E
.
B
o
ch
en
k
o
v
[
5
7
]
s
elec
tiv
it
y
is
c
h
ar
ac
ter
i
s
tics
t
h
at
d
eter
m
in
e
w
h
et
h
er
a
s
en
s
o
r
ca
n
r
esp
o
n
d
to
a
g
r
o
u
p
o
f
an
al
y
t
es
s
elec
ti
v
el
y
o
r
ev
en
to
a
s
in
g
le
an
al
y
te
s
p
ec
if
ical
l
y
.
Se
lectiv
it
y
i
s
o
n
e
o
f
ess
e
n
tial
p
ar
a
m
eter
s
in
o
d
o
r
i
d
en
tific
atio
n
[
6
4
]
.
Selectiv
it
y
w
il
l
b
e
ea
s
y
i
f
th
e
o
d
o
r
s
to
b
e
id
en
ti
f
ied
ar
e
r
ea
lly
d
if
f
er
e
n
t.
I
t
is
co
n
tr
ad
ictiv
e
wh
en
t
h
e
o
d
o
r
s
ar
e
q
u
iet
s
i
m
ila
r
as
in
p
ap
er
[
6
5
]
.
T
h
e
s
elec
tiv
it
y
o
f
th
e
s
e
n
s
o
r
s
w
il
l b
e
b
etter
b
y
ad
d
itio
n
al
m
e
th
o
d
s
o
r
tech
n
iq
u
es,
s
u
c
h
as th
e
in
teg
r
at
io
n
o
f
P
C
A
,
L
D
A
,
N
N,
SVM,
etc.
2
.
3
.
3
.
Sta
bil
it
y
Stab
ilit
y
i
s
th
e
ab
ilit
y
o
f
a
s
e
n
s
o
r
to
p
r
o
v
id
e
r
ep
r
o
d
u
cib
le
r
esu
lt
s
f
o
r
a
ce
r
tain
p
er
io
d
o
f
ti
m
e.
T
h
is
in
cl
u
d
es
r
etain
i
n
g
th
e
s
e
n
s
iti
v
it
y
,
s
elec
ti
v
it
y
,
r
esp
o
n
s
e,
an
d
r
ec
o
v
er
y
ti
m
e.
On
e
o
f
th
e
g
as
s
en
s
o
r
's
s
tab
ilit
y
w
a
s
co
n
d
u
cted
b
y
Z
h
e
n
W
e
n
[
6
6
]
.
T
h
e
y
te
s
ted
s
e
v
er
al
g
a
s
s
e
n
s
o
r
'
s
p
ar
a
m
eter
s
in
t
h
eir
r
esear
ch
,
s
u
c
h
a
s
:
s
en
s
iti
v
it
y
,
d
etec
tio
n
li
m
it,
wo
r
k
in
g
te
m
p
er
at
u
r
e,
r
esp
o
n
s
e/
r
ec
o
v
er
y
k
i
n
etic
s
,
s
elec
ti
v
it
y
,
an
d
s
tab
ilit
y
o
f
th
e
s
en
s
o
r
.
I
n
t
h
at
r
esear
c
h
,
t
h
e
y
g
o
t
t
h
at
R
h
o
m
b
ic
C
o
3
O4
n
a
n
o
r
o
d
(
NR
)
ar
r
ay
-
b
ased
g
as
s
en
s
o
r
h
ad
a
g
o
o
d
s
tab
ilit
y
o
v
er
th
e
3
m
o
n
th
s
tes
t.
2
.
3
.
4
.
Det
ec
t
io
n L
i
m
it
Dete
ctio
n
li
m
it
i
s
th
e
lo
w
est
co
n
ce
n
tr
atio
n
o
f
t
h
e
a
n
al
y
te
t
h
at
ca
n
b
e
d
etec
ted
b
y
th
e
s
e
n
s
o
r
u
n
d
er
g
iv
e
n
co
n
d
itio
n
s
,
p
ar
tic
u
lar
l
y
at
a
g
i
v
en
te
m
p
er
at
u
r
e.
On
e
o
f
th
e
s
e
lectiv
e
d
etec
tio
n
r
esear
c
h
es
w
a
s
o
f
f
er
ed
b
y
Qia
n
q
ian
i
n
[
6
7
]
.
T
h
ey
o
b
s
er
v
ed
Z
n
O
g
a
s
s
e
n
s
o
r
to
th
e
ac
eto
n
e
s
o
u
r
ce
s
.
T
h
e
y
g
o
t
th
a
t
d
etec
tio
n
li
m
it
f
o
r
th
e
ac
eto
n
e
w
a
s
0
.
2
5
p
p
m
.
2
.
3
.
5
.
Dy
na
m
ic
Ra
ng
e
D
y
n
a
m
ic
r
a
n
g
e
r
ef
er
s
to
th
e
a
n
al
y
te
co
n
ce
n
tr
atio
n
r
an
g
e
b
et
w
ee
n
th
e
d
etec
tio
n
li
m
it
a
n
d
th
e
h
i
g
h
e
s
t
li
m
it
in
g
co
n
ce
n
tr
atio
n
.
2
.
3
.
6
.
L
inea
rit
y
L
i
n
ea
r
it
y
r
ef
er
s
to
t
h
e
r
ela
tiv
e
d
ev
iatio
n
o
f
a
n
e
x
p
er
i
m
e
n
tall
y
d
eter
m
in
ed
ca
lib
r
atio
n
g
r
ap
h
f
r
o
m
a
n
id
ea
l stra
ig
h
t li
n
e.
2
.
3
.
7
.
Reso
lutio
n
R
eso
l
u
tio
n
m
ea
n
s
t
h
e
lo
w
e
s
t c
o
n
ce
n
tr
atio
n
d
if
f
er
en
ce
t
h
at
ca
n
b
e
d
is
tin
g
u
is
h
ed
b
y
s
e
n
s
o
r
.
2
.
3
.
8
.
Respo
ns
e
T
i
m
e
R
esp
o
n
s
e
ti
m
e
is
th
e
ti
m
e
r
eq
u
ir
ed
f
o
r
s
e
n
s
o
r
to
r
esp
o
n
d
to
a
s
tep
co
n
ce
n
tr
atio
n
c
h
a
n
g
e
f
r
o
m
ze
r
o
to
a
ce
r
tain
co
n
ce
n
tr
atio
n
v
al
u
e.
Qian
q
ia
n
[
6
7
]
as
m
e
n
tio
n
ed
in
s
u
b
c
h
ap
ter
2
.
3
.
4
,
also
an
a
l
y
ze
d
t
h
e
r
esp
o
n
s
e
ti
m
e
o
f
t
h
e
Z
n
O
s
e
n
s
o
r
to
th
e
ac
eto
n
e.
T
h
e
r
esp
o
n
s
e
ti
m
e
o
f
th
e
s
e
n
s
o
r
w
as a
s
s
h
o
r
t a
s
3
s
.
2
.
3
.
9
.
Rec
o
v
er
y
T
i
m
e
R
ec
o
v
er
y
ti
m
e
i
s
t
h
e
ti
m
e
it
tak
e
s
f
o
r
t
h
e
s
e
n
s
o
r
s
i
g
n
al
t
o
r
etu
r
n
to
it
s
i
n
itial
v
a
lu
e
a
f
ter
a
s
tep
co
n
ce
n
tr
atio
n
ch
a
n
g
e
f
r
o
m
a
c
er
tain
v
al
u
e
to
ze
r
o
.
2
.
3
.
1
0
.
Wo
rk
ing
T
e
m
p
er
a
t
ure
W
o
r
k
in
g
te
m
p
er
at
u
r
e
is
t
h
e
te
m
p
er
at
u
r
e
t
h
at
co
r
r
esp
o
n
d
s
to
m
ax
i
m
u
m
s
en
s
iti
v
it
y
.
As i
n
t
h
e
ex
a
m
p
le
m
en
tio
n
ed
i
n
S
u
b
C
h
ap
ter
2
.
3
.
1
,
p
o
r
o
u
s
Z
n
Fe2
O4
s
p
h
er
e
s
w
er
e
g
o
o
d
at
o
p
er
atin
g
te
m
p
er
atu
r
e
2
0
0
o
C
an
d
2
3
7
.
5
o
C
,
it
m
ea
n
s
t
h
at
t
h
e
w
o
r
k
i
n
g
te
m
p
er
at
u
r
e
r
an
g
e
o
f
t
h
at
s
en
s
o
r
w
as
2
0
0
o
C
u
n
til
2
3
7
.
5
o
C.
I
t
i
s
d
u
e
to
th
e
s
en
s
iti
v
it
y
o
f
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6
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as
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
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[
3
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3
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1
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3
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2
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G
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[
1
5
]
.
T
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s
i
s
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le
to
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h
au
s
t
1
4
.
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ittre
liq
u
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o
u
r
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in
a
m
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te.
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t
h
as
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i
x
o
u
tp
u
t
s
t
h
at
en
ab
le
th
e
d
ep
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m
e
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t
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o
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e
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o
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s
to
a
n
y
p
o
s
s
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le
an
d
d
esire
d
p
o
in
ts
.
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h
e
p
r
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s
s
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r
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f
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m
p
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s
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o
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t
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o
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e
p
u
m
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i
s
a
d
iap
h
r
ag
m
p
u
m
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th
at
al
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s
t
h
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o
u
tp
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t
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in
th
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s
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e
e
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n
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atio
n
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t
o
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e
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itio
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it
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ip
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h
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k
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e
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o
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lo
w
est
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r
ess
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r
e
to
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e
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i
g
h
est
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n
e.
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h
is
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n
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itio
n
g
a
v
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e
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n
e
s
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n
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o
lli
n
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ce
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tio
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u
r
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en
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ico
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ed
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al
u
m
i
n
a
s
u
b
s
tr
ate
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f
a
s
en
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g
c
h
ip
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g
e
t
h
er
w
it
h
an
in
te
g
r
ated
h
ea
ter
.
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h
e
co
n
d
u
ctiv
it
y
o
f
t
h
e
s
e
n
s
o
r
w
il
l
ch
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n
g
e
w
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e
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t
h
er
e
is
a
d
etec
ted
g
as.
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r
o
u
g
h
a
s
i
m
p
le
elec
tr
ical
cir
cu
it,
t
h
is
c
h
an
g
e
w
ill
b
e
co
n
v
er
ted
i
n
t
o
an
o
u
tp
u
t
s
i
g
n
al
co
r
r
esp
o
n
d
to
th
e
g
as c
o
n
ce
n
tr
atio
n
.
T
h
e
T
GS
2
6
0
0
h
as
h
ig
h
s
e
n
s
iti
v
it
y
to
lo
w
co
n
ce
n
tr
atio
n
s
o
f
g
aseo
u
s
air
co
n
ta
m
i
n
an
t
s
s
u
c
h
as
h
y
d
r
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d
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id
e
w
h
ich
e
x
i
s
t in
ci
g
ar
ette
s
m
o
k
e
[
6
8
]
.
T
h
e
T
GS
2
6
2
0
h
as
h
ig
h
s
en
s
it
iv
it
y
to
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h
e
v
ap
o
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o
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o
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g
a
n
ic
s
o
lv
e
n
ts
a
s
w
el
l
as
o
th
er
v
o
lat
ile
v
ap
o
r
s
.
I
t
also
h
as
s
e
n
s
iti
v
it
y
to
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v
ar
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o
f
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m
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u
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g
a
s
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id
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m
a
k
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n
g
it
a
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d
g
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er
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p
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r
p
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e
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en
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r
[
6
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]
.
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GS
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6
0
2
h
as
h
ig
h
s
e
n
s
iti
v
it
y
to
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n
ce
n
tr
atio
n
o
f
o
d
o
r
o
u
s
g
ase
s
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s
u
c
h
as
a
m
m
o
n
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a
an
d
H2
S
g
en
er
ated
f
r
o
m
w
aste
m
ater
ial
[
7
0
]
.
3
.
4
.
B
lo
ck
Dia
g
r
a
m
T
h
e
s
im
p
le
b
lo
ck
d
iag
r
a
m
o
f
th
e
g
a
s
s
en
s
o
r
d
ev
elo
p
m
e
n
t
is
s
h
o
w
n
i
n
Fig
u
r
e
3
.
T
h
e
ch
e
m
ical
s
o
u
r
ce
s
d
etec
ted
b
y
s
en
s
o
r
s
ar
r
ay
w
er
e
b
ein
g
co
n
v
er
te
d
in
to
p
h
y
s
ical
p
ar
a
m
eter
.
T
h
is
p
ar
a
m
eter
w
as
p
r
o
ce
s
s
ed
in
m
icr
o
co
n
tr
o
ller
an
d
s
en
d
to
t
h
e
o
u
tp
u
t
d
is
p
la
y
.
In
th
i
s
r
esear
ch
,
t
h
e
o
u
tp
u
t
w
a
s
also
s
e
n
t
to
t
h
e
co
m
p
u
ter
b
y
m
ea
n
s
o
f
w
ir
ele
s
s
co
m
m
u
n
icatio
n
.
T
h
e
A
D
C
d
ata
o
f
t
h
e
s
en
s
o
r
s
w
er
e
o
b
s
er
v
ed
an
d
p
r
o
ce
s
s
e
d
to
g
et
th
e
v
alu
e
o
f
s
e
n
s
o
r
's r
es
p
o
n
s
e.
Fig
u
r
e
3
.
T
h
e
b
lo
ck
d
iag
r
am
o
f
s
e
n
s
o
r
s
ar
r
a
y
d
ev
elo
p
m
e
n
t
4.
RE
S
U
L
T
S
A
ND
D
I
SCU
SS
I
O
N
4
.
1
.
Sens
o
r
P
er
f
o
r
m
a
nce
I
n
th
is
s
u
b
ch
ap
ter
,
th
e
s
en
s
o
r
s
'
p
er
f
o
r
m
a
n
ce
s
th
at
w
er
e
m
ea
s
u
r
ed
w
er
e
f
o
c
u
s
ed
o
n
th
e
s
e
n
s
o
r
s
'
ti
m
e
r
esp
o
n
s
e,
s
e
n
s
o
r
s
'
p
ea
k
r
esp
o
n
s
e
d
u
r
atio
n
,
t
h
e
s
e
n
s
iti
v
it
y
a
n
d
th
e
s
tab
ilit
y
r
esp
o
n
s
e
o
f
t
h
e
s
en
s
o
r
,
w
h
ile
th
e
s
elec
ti
v
it
y
p
er
f
o
r
m
a
n
ce
o
f
t
h
e
g
as
s
e
n
s
o
r
s
w
a
s
d
ete
r
m
in
ed
in
th
e
s
u
b
ch
ap
ter
4
.
3
.
T
h
e
s
elec
tiv
it
y
p
er
f
o
r
m
an
c
e
w
a
s
in
d
icate
d
b
y
th
e
ab
ilit
y
o
f
th
e
s
en
s
o
r
in
d
eter
m
in
i
n
g
an
d
class
i
f
y
i
n
g
th
e
o
d
o
r
th
at
th
e
y
s
e
n
s
ed
.
I
n
t
h
is
r
esear
ch
,
SVM
tec
h
n
iq
u
e
w
as
u
s
ed
in
o
r
d
er
to
en
h
a
n
ce
th
e
a
b
ilit
y
o
f
g
as se
n
s
o
r
s
in
clas
s
i
f
y
in
g
t
h
e
o
d
o
r
.
T
h
e
s
p
ee
d
o
f
th
e
s
e
n
s
o
r
'
s
r
e
s
p
o
n
s
e
m
ea
s
u
r
ed
in
d
i
f
f
er
e
n
t
p
o
s
itio
n
w
as
s
h
o
w
n
i
n
Fi
g
u
r
e
4
,
th
e
s
en
s
o
r
s
'
p
ea
k
r
esp
o
n
s
e
d
u
r
ati
o
n
w
a
s
r
ep
r
esen
ted
i
n
f
i
g
u
r
e
5
,
th
e
s
en
s
iti
v
it
y
an
d
s
tab
il
i
t
y
r
es
p
o
n
s
e
o
f
th
e
s
en
s
o
r
s
w
a
s
d
is
p
la
y
ed
i
n
Fig
u
r
e
6
an
d
Fig
u
r
e
7
.
E
ac
h
o
f
th
e
s
en
s
o
r
s
i
n
r
esp
o
n
s
e
ti
m
e
tes
ti
n
g
s
h
o
w
ed
th
at
t
h
e
r
esp
o
n
s
e
o
f
t
h
e
m
b
ec
o
m
e
s
lo
w
er
d
u
e
to
t
h
e
lo
n
g
er
o
f
th
e
d
is
tan
ce
o
f
t
h
e
s
o
u
r
ce
s
to
r
ea
ch
t
h
e
s
en
s
o
r
s
.
I
t
i
s
also
th
e
s
a
m
e
w
it
h
th
e
s
e
n
s
o
r
s
'
p
ea
k
r
esp
o
n
s
e
d
u
r
atio
n
.
T
h
e
d
u
r
atio
n
o
f
th
e
p
ea
k
r
esp
o
n
s
e
w
o
u
ld
b
e
s
h
o
r
ter
w
h
e
n
th
e
d
is
ta
n
ce
b
et
w
ee
n
th
e
s
o
u
r
ce
an
d
th
e
g
as se
n
s
o
r
s
b
e
co
m
e
lo
n
g
er
.
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I
J
R
E
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I
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Meta
l O
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h
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s
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141
(
a)
(
b
)
(
c)
Fig
u
r
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4
.
Sen
s
o
r
'
s
ti
m
e
r
esp
o
n
s
es to
s
o
m
e
s
o
u
r
ce
s
(
a)
to
th
e
e
th
an
o
l,
(
b
)
to
th
e
m
et
h
a
n
o
l,
an
d
(
c)
to
th
e
ac
eto
n
e
(
a)
(
b
)
(
c)
Fig
u
r
e
5
.
Sen
s
o
r
'
s
p
ea
k
d
u
r
ati
o
n
r
esp
o
n
s
es
f
o
r
3
d
if
f
er
en
t
s
o
u
r
ce
s
(
a)
eth
an
o
l,
(
b
)
m
et
h
an
o
l,
(
c)
ac
eto
n
e
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
9
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4
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I
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R
E
S
V
o
l.
6
,
No
.
3
,
N
o
v
e
m
b
er
2
0
1
7
:
1
3
3
–
1
4
9
142
(
a)
(
b
)
(
c)
Fig
u
r
e
6
.
Sen
s
o
r
'
s
s
e
n
s
iti
v
it
y
f
o
r
3
d
if
f
er
en
t so
u
r
ce
s
(
a)
eth
a
n
o
l,
(
b
)
m
et
h
an
o
l,
(
c)
ac
eto
n
e
(
a)
(
b
)
(
c)
(
d
)
Fig
u
r
e
7
.
Sen
s
o
r
'
s
s
tab
il
it
y
f
o
r
3
d
if
f
er
en
t so
u
r
ce
s
(
a)
eth
a
n
o
l,
(
b
)
m
eth
a
n
o
l,
(
c)
ac
eto
n
e
Evaluation Warning : The document was created with Spire.PDF for Python.