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o
r
t
i
n
t
h
e
s
i
te
i
n
t
h
e
v
ar
io
u
s
f
ield
s
.
I
t
n
ee
d
s
s
o
m
e
p
er
s
o
n
s
,
m
ea
s
u
r
in
g
tap
es,
r
ef
lecto
r
s
,
a
n
d
th
e
ab
il
it
y
to
r
ea
ch
h
i
g
h
an
d
d
i
f
f
icu
lt
p
o
s
itio
n
s
s
u
ch
a
s
h
i
g
h
tr
ee
s
o
r
t
h
e
ele
v
atio
n
o
f
t
h
e
b
u
ild
in
g
.
T
h
e
m
ea
s
u
r
i
n
g
t
ea
m
s
h
o
u
ld
b
e
at
th
e
s
ite
f
o
r
lo
n
g
ti
m
e
d
u
r
in
g
m
ea
s
u
r
in
g
a
n
d
r
e_
v
is
it
t
h
e
s
ite
m
an
y
ti
m
e
s
to
co
llect
th
e
d
ata
th
at
n
ee
d
ed
f
o
r
ca
lcu
latin
g
th
e
d
i
m
e
n
s
io
n
s
a
n
d
a
m
o
u
n
ts
i
n
t
h
e
n
e
x
t step
.
B
ec
au
s
e
o
f
th
at
t
h
e
ex
i
s
ted
m
ea
s
u
r
in
g
p
r
o
g
r
a
m
s
n
ee
d
to
co
llect
th
e
in
p
u
t
d
ata
f
r
o
m
th
e
s
ite
o
r
f
r
o
m
o
th
er
d
r
a
w
in
g
p
r
o
g
r
a
m
f
o
r
ea
ch
le
n
g
t
h
,
th
er
e
f
o
r
e
th
is
p
ap
er
in
t
r
o
d
u
ce
s
i
m
p
r
o
v
e
m
e
n
t
f
o
r
m
e
th
o
d
to
s
o
lv
e
th
e
m
ea
s
u
r
in
g
p
r
o
b
le
m
,
b
y
u
s
in
g
d
ig
ital
i
m
a
g
e
p
r
o
ce
s
s
i
n
g
,
wh
er
e
th
e
m
eth
o
d
in
tr
o
d
u
ce
d
in
[
8
]
,
[
1
2
]
ar
e
th
e
s
tar
tin
g
p
o
in
t
of
us
i
n
g
th
e
d
i
g
i
tal
i
m
a
g
e
p
r
o
ce
s
s
in
g
f
o
r
m
ea
s
u
r
in
g
i
n
th
e
v
ar
io
u
s
f
ield
s
.
T
h
e
id
ea
o
f
th
is
p
ap
er
is
to
m
ak
e
in
teg
r
ated
s
y
s
te
m
f
o
r
a
co
m
p
u
ter
ized
m
ea
s
u
r
in
g
i
n
t
h
e
v
ar
io
u
s
f
ield
s
b
a
s
ed
o
n
th
e
d
ig
i
tal
i
m
ag
e
p
r
o
ce
s
s
i
n
g
,
r
ed
u
ce
s
th
e
n
ee
d
o
f
t
h
e
u
s
er
to
b
e
at
th
e
s
ite
f
o
r
m
ea
s
u
r
i
n
g
ev
er
y
le
n
g
t
h
.
2.
RE
C
E
NT
D
E
V
I
CE
S
T
h
is
s
ec
tio
n
s
tate
s
s
o
m
e
o
f
m
o
s
t
i
m
p
o
r
tan
t
an
d
r
ec
en
t
d
ev
ices
u
s
ed
b
y
ci
v
il
e
n
g
i
n
ee
r
in
g
f
o
r
m
ea
s
u
r
in
g
t
h
e
len
g
t
h
s
,
ar
ea
s
a
n
d
v
o
lu
m
e
s
[
1
2
]
:
1)
T
o
tal
s
tatio
n
d
ev
ice:
is
u
s
i
n
g
f
o
r
s
u
r
v
e
y
to
f
i
n
d
h
o
r
izo
n
tal
a
n
d
v
e
r
tical
a
n
g
les,
h
ei
g
h
ts
a
n
d
d
is
tan
ce
s
.
T
h
is
d
ev
ice
u
s
es
s
i
g
n
a
l a
n
d
n
ee
d
to
u
s
e
r
ef
lecto
r
f
o
r
ea
ch
p
o
in
t.
T
h
er
e
ar
e
m
an
y
t
y
p
es o
f
t
h
is
d
ev
ice
t
h
e
r
ec
e
n
t
o
n
e
s
u
p
p
lied
w
ith
Glo
b
al
P
o
s
itio
n
i
n
g
S
y
s
te
m
(
GP
S)
w
h
ic
h
n
ee
d
to
co
n
n
ec
t
w
ith
t
h
e
s
at
ellite;
th
er
e
i
s
an
o
t
h
er
t
y
p
e
r
ep
lace
s
t
h
e
r
ef
le
cto
r
w
it
h
B
lu
eto
o
th
s
y
s
te
m
.
T
h
is
d
ev
ice
ca
n
co
n
n
ec
t to
th
e
c
o
m
p
u
ter
.
2)
L
aser
d
i
s
tan
ce
m
eter
:
t
h
i
s
n
e
w
d
ev
ice
is
u
s
ed
laser
to
m
ea
s
u
r
e
len
g
t
h
.
I
t
is
v
er
y
s
i
m
p
le
a
n
d
ea
s
y
to
u
s
e
i
n
th
e
s
ite
co
m
p
ar
i
n
g
w
i
th
tr
ad
iti
o
n
al
m
et
h
o
d
s
,
b
u
t
it
n
ee
d
s
t
h
e
civ
il
en
g
i
n
ee
r
to
b
e
at
th
e
s
ite
an
d
m
ea
s
u
r
e
ev
er
y
len
g
t
h
n
ee
d
ed
to
ca
lc
u
l
ate
th
e
le
n
g
t
h
s
,
ar
ea
s
a
n
d
v
o
l
u
m
e
s
.
T
h
e
d
e
v
ice
a
f
ter
e
n
ter
i
n
g
all
n
ee
d
ed
len
g
th
ca
lc
u
late
s
th
e
n
ee
d
ed
len
g
t
h
o
r
ar
ea
o
r
v
o
lu
m
e.
3.
CO
M
P
O
NE
NT
S O
F
T
H
E
P
RO
P
O
SE
D
SY
ST
E
M
T
h
e
Sy
s
t
e
m
is
co
m
p
o
s
ed
f
r
o
m
t
w
o
co
m
p
o
n
e
n
ts
: th
e
f
ir
s
t i
s
t
h
e
h
ar
d
w
ar
e
w
h
ic
h
r
ep
r
esen
te
d
b
y
t
h
e
d
ev
ice
an
d
th
e
s
ec
o
n
d
is
t
h
e
s
o
f
t
w
ar
e
w
h
ic
h
r
ep
r
esen
ted
b
y
th
e
alg
o
r
it
h
m
o
f
t
h
e
m
ea
s
u
r
i
n
g
.
T
h
e
t
w
o
co
m
p
o
n
e
n
t
s
ar
e
d
etailed
as f
o
l
lo
w
s
:
3
.
1
.
H
a
rdw
a
re
P
a
r
t
T
h
e
d
ev
ice
is
m
o
d
i
f
ied
f
r
o
m
t
h
e
d
ev
ice
in
t
h
e
p
ap
er
[
8
]
an
d
its
f
r
a
m
e
m
ad
e
f
r
o
m
m
etal,
t
h
e
r
e
ar
e
t
w
o
p
ar
allel
s
o
u
r
ce
s
o
f
cir
cu
lar
la
s
er
b
ea
m
f
i
x
ed
in
th
e
f
r
a
m
e
a
t
d
is
tan
ce
2
6
c
m
b
et
w
ee
n
t
h
e
m
,
i
n
t
h
e
m
id
d
le
o
f
th
e
f
r
a
m
e
t
h
er
e
is
a
d
ig
ital c
a
m
er
a,
as s
h
o
w
n
i
n
th
e
Fig
u
r
es
(
1
,
2
,
3
)
.
Fig
u
r
e
1
.
B
o
tto
m
v
ie
w
o
f
t
h
e
d
ev
ice
Fig
u
r
e
2
.
Fro
n
t v
ie
w
o
f
t
h
e
d
e
v
ice
Fig
u
r
e
3
.
T
o
p
v
ie
w
o
f
t
h
e
d
ev
i
ce
3
.
2
.
S
o
f
t
wa
re
P
a
rt
T
h
e
s
o
f
t
w
ar
e
is
m
o
d
if
ied
f
r
o
m
t
h
e
s
o
f
t
w
ar
e
i
n
th
e
p
ap
er
[
1
2
]
.
T
o
m
ea
s
u
r
e
o
r
ca
lcu
late
th
e
o
b
j
ec
t
d
i
m
en
s
io
n
s
an
d
/o
r
ar
ea
an
d
/o
r
v
o
lu
m
e
i
n
a
n
i
m
ag
e
i
t
s
h
o
u
ld
at
f
ir
s
t
th
e
s
ca
le
b
e
k
n
o
w
n
,
wh
ich
w
ill
b
e
f
o
u
n
d
b
y
t
h
e
s
y
s
te
m
.
T
h
e
alg
o
r
ith
m
o
f
f
i
n
d
in
g
th
e
s
ca
le
n
ee
d
s
to
f
in
d
th
e
ce
n
t
er
o
f
t
h
e
t
w
o
li
g
h
t
p
o
in
t
s
(
ci
r
cles)
th
a
t
ap
p
lied
o
n
th
e
o
b
j
ec
t
in
th
e
i
m
ag
e,
to
d
o
th
at
,
P
o
in
t
Sear
c
h
C
ir
cle
Dete
ctio
n
A
l
g
o
r
ith
m
(
P
SC
D)
u
s
ed
to
f
in
d
th
e
cir
cles.
T
h
en
ap
p
l
y
t
h
e
s
te
p
s
o
f
th
e
m
ea
s
u
r
in
g
.
See
Fi
g
u
r
e
4
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8776
IJ
-
I
C
T
Vo
l.
5
,
No
.
1
,
A
p
r
il
20
1
6
:
3
6
–
44
38
Fig
u
r
e
4
.
B
lo
ck
d
iag
r
a
m
f
o
r
th
e
m
ea
s
u
r
in
g
s
y
s
te
m
3
.
2
.
1
P
o
int
Sea
rc
h Cir
cle
Det
ec
t
io
n Alg
o
rit
h
m
(
P
S
CD)
P
o
in
t
s
ea
r
ch
cir
cle
d
etec
tio
n
alg
o
r
ith
m
(
P
SC
D)
is
u
s
ed
to
f
in
d
t
h
e
ce
n
ter
s
o
f
li
g
h
t
p
o
in
ts
.
T
h
is
alg
o
r
ith
m
[
1
2
]
,
[
1
3
]
is
u
s
ed
af
t
er
m
ad
e
s
o
m
e
m
o
d
i
f
icatio
n
:
1)
B
eg
in
2)
B
eg
in
s
ca
n
n
i
n
g
p
ix
e
l
b
y
p
ix
el
h
o
r
izo
n
tall
y
f
r
o
m
u
p
p
er
le
f
t
s
id
e
o
f
t
h
e
i
m
a
g
e
li
n
e
b
y
li
n
e
u
n
til
f
i
n
d
i
n
g
an
illu
m
i
n
ated
p
ix
el
a
n
d
co
n
s
id
er
it a
s
(
P
1
)
.
3)
B
eg
in
s
ca
n
n
in
g
p
ix
el
b
y
p
ix
el
v
er
ticall
y
f
r
o
m
P
1
(
X1
,
Y1
)
u
n
til
f
in
d
i
n
g
an
ill
u
m
in
ated
p
ix
el,
if
th
i
s
p
ix
el
is
ex
i
s
t,
it
w
ill co
n
s
id
er
as P
2
(
X2
,
Y2
)
.
4)
Fin
d
th
e
d
is
ta
n
ce
(
d
)
b
etw
ee
n
(
P
1
&
P
2
)
w
h
ic
h
r
ep
r
esen
ts
th
e
d
ia
m
eter
o
f
th
e
cir
cle
an
d
th
en
f
i
n
d
th
e
r
ad
iu
s
(
r
)
.
s
ee
th
e
f
o
llo
w
i
n
g
eq
u
atio
n
s
:
d
= S
QR
(
(
X
1
–
X
2
)
2
+
(
Y1
+ Y2
)
2
)
(
1
)
r
=d
/2
(
2
)
5)
Fin
d
th
e
co
o
r
d
in
ates
o
f
t
h
e
ce
n
ter
o
f
cir
cle
(
Xc,
Yc)
.
See
Fig
u
r
e
5
,
b
ec
au
s
e
o
f
X2
=X
1
th
er
f
o
r
e
Xc=
X1
,
Yc=
Y1
+r
.
Fig
u
r
e
5
.
T
h
e
p
o
in
ts
o
n
th
e
cir
cle
p
er
im
e
ter
6)
B
eg
in
s
ea
r
ch
ab
o
u
t
P
3
(
Xc+
r
,
Yc)
an
d
P
4
(
Xc
-
r
,
Yc)
.
I
f
P
3
o
r
P
4
is
ex
is
t,
th
en
th
e
cir
cle
(
r
,
Xc,
Yc)
is
d
etec
ted
.
7)
R
e
m
o
v
e
th
e
d
etec
ted
cir
cle
to
m
ak
e
t
h
e
p
r
o
ce
s
s
o
f
f
i
n
d
in
g
th
e
s
ec
o
n
d
cir
cle
ea
s
ier
.
8)
R
ep
ea
t step
s
(
1
-
6
)
to
d
etec
t th
e
ce
n
ter
o
f
th
e
s
ec
o
n
d
cir
cle.
3
.
2
.
2
Ca
lcula
t
io
n
Ste
ps
M
ea
s
uring
T
o
m
ea
s
u
r
e
a
n
o
b
j
ec
t d
im
en
s
i
o
n
s
o
r
ar
ea
s
o
r
v
o
lu
m
e
s
in
a
n
y
i
m
ag
e
ap
p
l
y
t
h
e
f
o
llo
w
in
g
s
te
p
s
:
1)
C
ap
tu
r
i
n
g
a
p
ict
u
r
e
f
o
r
th
e
ele
v
atio
n
o
r
tak
i
n
g
a
v
id
eo
clip
.
2)
C
o
n
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ch
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m
ag
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o
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s
y
s
te
m
.
Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
-
I
C
T
I
SS
N:
2252
-
8776
P
erfo
r
m
Mea
s
u
r
i
n
g
b
y
u
s
in
g
I
ma
g
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p
r
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ce
s
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g
(
S
u
n
d
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s
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h
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leel
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b
r
a
h
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39
3)
C
lip
p
ar
t o
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0
-
0
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4
8
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.
4
2
)
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8
9
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o
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e.
5)
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s
s
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m
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th
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n
w
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ted
p
o
in
ts
.
6)
Fin
d
i
n
g
ce
n
ter
's
co
o
r
d
in
ates
f
o
r
b
o
th
cir
cles
b
y
u
s
i
n
g
th
e
m
o
d
i
f
ied
p
o
in
t
s
ea
r
ch
c
ir
cle
d
etec
tio
n
alg
o
r
ith
m
.
7)
Fin
d
i
n
g
t
h
e
s
ca
le
b
y
u
s
in
g
t
h
e
f
o
llo
w
in
g
s
tep
s
:
a)
Fin
d
t
h
e
d
is
ta
n
ce
b
et
w
ee
n
th
e
t
w
o
i
n
d
ex
l
ig
h
t
p
o
in
t
s
i
n
th
e
i
m
a
g
e
(Im
a
g
e
Lig
h
tDista
n
c
e
)
b
y
u
s
i
n
g
eq
u
atio
n
(
1
)
.
b)
Fin
d
t
h
e
s
ca
le
b
y
u
s
i
n
g
t
h
e
f
o
l
lo
w
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g
eq
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atio
n
:
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ca
le
= I
ma
g
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is
ta
n
ce
/ A
ctu
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lLi
g
h
tDis
ta
n
ce
(
3
)
W
h
er
e:
A
ctu
a
lLi
g
h
tDis
ta
n
ce
=2
6
r
e
p
r
esen
ts
th
e
r
ea
l
d
is
tan
ce
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etw
ee
n
th
e
t
w
o
b
ea
m
s
i
n
th
e
d
e
v
ice
f
r
a
m
e.
8)
P
o
in
tin
g
t
h
e
d
is
ta
n
ce
o
r
th
e
ar
ea
o
r
th
e
v
o
lu
m
e
o
n
t
h
e
o
r
ig
in
al
i
m
a
g
e
b
y
u
s
i
n
g
t
h
e
m
o
u
s
e
a
n
d
th
e
cu
r
s
er
.
9)
C
h
o
o
s
i
n
g
ad
d
itio
n
o
r
s
u
b
tr
ac
tio
n
o
p
er
atio
n
f
o
r
n
e
w
d
is
tan
ce
o
r
n
e
w
ar
ea
o
r
n
e
w
v
o
l
u
m
e
w
it
h
t
h
at
r
esu
lt
in
s
tep
(
8
)
.
10)
P
r
in
tin
g
th
e
v
al
u
e
o
f
th
e
f
i
n
al
r
esu
lt.
11)
R
ep
ea
tin
g
s
tep
s
(
8
,
9
)
in
ca
s
e
o
f
o
th
er
m
ea
s
u
r
i
n
g
.
12)
E
n
d
.
4.
I
M
P
L
E
M
E
NT
AT
I
O
N
S
T
E
P
S
T
h
is
s
ec
tio
n
ill
u
s
tr
ates h
o
w
t
h
e
s
y
s
te
m
w
o
r
k
s
,
as i
n
th
e
f
o
llo
w
i
n
g
s
tep
s
:
1)
Fig
u
r
e
6
r
ep
r
esen
ts
th
e
n
e
w
i
n
ter
f
ac
e
o
f
th
e
s
y
s
te
m
(
m
ai
n
i
n
ter
f
ac
e
s
)
.
Fig
u
r
e
6
.
Ma
in
in
ter
f
ac
e
s
cr
ee
n
2)
C
h
o
o
s
i
n
g
eith
er
"
Op
en
I
m
ag
e
"
ico
n
an
d
th
en
ch
o
o
s
e
an
i
m
ag
e,
o
r
"
O
p
en
Vid
eo
"
ico
n
an
d
th
en
ch
o
o
s
e
a
v
id
eo
.
3)
T
h
e
s
y
s
te
m
w
ill
f
i
n
d
th
e
s
ca
le
to
d
eter
m
i
n
e
th
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s
ca
le
an
d
t
h
e
r
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lt
w
ill
p
r
i
n
t
o
n
t
h
e
r
ig
h
t
p
ar
t
o
f
th
e
m
ai
n
in
ter
f
ac
e
s
cr
ee
n
.
See
Fi
g
u
r
e
7
.
4)
T
o
m
ea
s
u
r
e
a
s
p
ec
if
ic
d
i
s
tan
c
e
o
r
ar
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in
th
e
i
m
ag
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cl
ick
"
Fin
d
Di
s
tan
ce
"
f
o
r
d
is
ta
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ce
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,
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r
click
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Fin
d
A
r
ea
"
ico
n
to
f
i
n
d
ar
ea
s
,
t
h
e
n
th
e
c
u
r
s
o
r
w
ill
ap
p
ea
r
w
i
th
th
e
X
a
n
d
Y
co
o
r
d
i
n
ates
to
d
eter
m
in
e
an
d
p
o
i
n
t
th
e
b
e
g
in
n
i
n
g
p
o
in
t
a
n
d
o
p
p
o
s
ite
p
o
in
t
o
n
t
h
e
i
m
a
g
e,
t
h
e
r
e
s
u
lt
w
il
l
p
r
in
t
o
n
t
h
e
m
ai
n
i
n
t
er
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ac
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s
cr
ee
n
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n
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itio
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s
to
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th
e
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s
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ee
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ich
s
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o
w
s
t
h
e
p
r
ev
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u
s
r
es
u
lt
s
.
See
Fi
g
u
r
e
8
.
5)
T
o
f
in
d
th
e
v
o
lu
m
e,
cl
ick
"
Fi
n
d
Vo
lu
m
e"
ico
n
,
t
h
en
th
e
u
s
er
p
o
in
ts
a
n
ar
ea
,
a
f
ter
t
h
at
th
e
s
y
s
te
m
w
il
l
r
eq
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est
f
r
o
m
t
h
e
u
s
er
to
ch
o
o
s
e
an
o
th
er
s
ce
n
e
th
at
s
h
o
u
ld
b
e
o
v
er
lab
w
it
h
th
e
p
r
ev
io
u
s
s
ce
n
e
to
p
o
in
t
lin
e
in
t
h
is
n
e
w
s
ce
n
e.
T
h
e
s
y
s
te
m
w
ill
f
i
n
d
th
e
ar
ea
f
r
o
m
th
e
f
ir
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t
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ce
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e
a
n
d
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ltip
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it
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n
d
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ce
n
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p
r
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d
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ce
th
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v
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lu
m
e.
6)
T
o
ad
d
o
r
s
u
b
tr
ac
t a
n
y
d
is
ta
n
c
e
o
r
ar
ea
o
r
v
o
lu
m
e
f
r
o
m
o
th
er
u
s
e
(
+)
o
r
(
-
)
ico
n
th
en
(
=)
ic
o
n
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8776
IJ
-
I
C
T
Vo
l.
5
,
No
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1
,
A
p
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20
1
6
:
3
6
–
44
40
7)
I
n
ca
s
e
o
f
c
h
o
o
s
i
n
g
v
id
eo
u
s
e
"P
lay
/P
au
s
e"
ico
n
to
p
la
y
o
r
p
au
s
e
th
e
v
id
e
o
,
"
>>
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an
d
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<<
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ico
n
s
f
o
r
m
o
v
i
n
g
f
o
r
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d
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ac
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1
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r
am
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d
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>
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,
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<
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ico
n
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o
r
m
o
v
in
g
1
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r
a
m
e.
8)
"
Z
o
o
m
"
ico
n
is
u
s
i
n
g
f
o
r
zo
o
m
i
n
g
i
n
,
th
e
s
y
s
te
m
w
ill
i
m
p
l
e
m
en
t
th
e
al
g
o
r
ith
m
i
n
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h
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s
e
ctio
n
"
zo
o
m
in
o
p
er
atio
n
"
.
9)
T
o
ch
o
o
s
e
an
i
m
a
g
e
f
r
o
m
a
v
i
d
eo
,
click
p
a
u
s
e
o
n
th
e
c
h
o
s
e
n
i
m
ag
e.
T
h
en
d
o
s
tep
(
4
)
.
Fig
u
r
e
7
.
T
h
e
P
o
s
itio
n
o
f
S
ca
l
e
Fig
u
r
e
8
.
P
o
s
itio
n
s
o
f
R
es
u
lt
s
5.
Z
O
O
M
I
N
O
P
E
RAT
I
O
N
T
h
e
zo
o
m
in
o
p
er
atio
n
th
at
it
u
s
e
s
in
th
is
p
ap
er
is
v
er
y
s
i
m
p
le
m
et
h
o
d
.
I
t
u
s
es
m
a
s
k
w
i
th
s
ize
3
×3
,
w
h
er
e
ea
ch
p
ix
el
in
t
h
e
i
m
a
g
e
w
ill
b
ec
o
m
e
3
×3
p
ix
els
in
th
e
m
a
g
n
i
f
ied
i
m
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g
e,
th
er
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o
r
e
th
e
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atio
n
o
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m
i
n
g
is
3
:1
,
See
Fig
u
r
e
9
.
Fig
u
r
e
9
.
(
a)
T
h
e
o
r
ig
in
al
i
m
a
g
e.
(
b
)
T
h
e
i
m
ag
e
a
f
ter
zo
o
m
i
n
g
I
f
th
e
u
s
er
clic
k
s
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zo
o
m
"
ico
n
,
th
e
s
y
s
te
m
w
ill ap
p
l
y
t
h
e
f
o
ll
o
w
i
n
g
s
tep
s
:
Step
1
: Fin
d
in
g
t
h
e
s
ca
le.
Step
2
: M
ag
n
i
f
y
in
g
t
h
e
i
m
ag
e.
Step
3
: Sav
e
th
e
n
u
m
b
er
o
f
ti
m
es
f
o
r
zo
o
m
i
n
(
No
Z
)
t
h
at
th
e
u
s
er
m
ad
e
it.
Step
4
: G
iv
e
v
al
u
e
f
o
r
th
e
zo
o
m
i
n
g
o
p
er
ato
r
(
Z
)
ac
co
r
d
in
g
to
th
e
f
o
llo
w
i
n
g
eq
u
a
tio
n
.
Z=N
o
Z ×3
(
4
)
W
h
er
e:
3
is
th
e
r
atio
o
f
th
e
zo
o
m
i
n
o
p
er
atio
n
.
Step
5
:
T
h
e
u
s
er
ch
o
o
s
es
o
n
e
o
f
th
e
ico
n
s
(
"
Fin
d
Dis
tan
ce
"
,
"
Fin
d
A
r
ea
"
,
"
Fin
d
Vo
lu
m
e"
)
,
th
en
p
o
in
tin
g
th
e
p
o
in
ts
o
n
t
h
e
i
m
a
g
e.
Step
6
:
T
h
e
s
y
s
te
m
w
il
l
m
o
d
i
f
y
p
o
s
itio
n
o
f
ea
ch
ch
o
s
e
n
p
o
in
t
as
s
h
o
w
n
i
n
t
h
e
s
ec
t
io
n
"
Mo
d
if
y
i
n
g
th
e
p
o
s
itio
n
"
.
Step
7
:
T
h
e
s
y
s
te
m
w
i
ll f
in
d
t
h
e
d
is
ta
n
ce
ac
co
r
d
in
g
to
th
e
f
o
llo
w
i
n
g
eq
u
atio
n
s
:
a)
Fin
d
th
e
d
is
tan
ce
a
f
ter
zo
o
m
i
n
g
(
Da
Z
)
=
d
is
tan
ce
b
et
w
ee
n
t
w
o
m
o
d
i
f
ied
p
o
in
ts
ac
co
r
d
in
g
to
th
e
eq
u
atio
n
(
1
)
.
b)
Fin
d
t
h
e
R
ea
l d
is
ta
n
ce
b
y
u
s
i
n
g
eq
u
atio
n
(
5
)
.
R
ea
l d
is
ta
n
ce
=Da
Z /
Z
(
5
)
Step
8
: Rep
ea
t step
7
f
o
r
ea
ch
d
i
m
en
s
io
n
w
a
s
p
o
in
ted
b
y
th
e
u
s
er
.
Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
-
I
C
T
I
SS
N:
2252
-
8776
P
erfo
r
m
Mea
s
u
r
i
n
g
b
y
u
s
in
g
I
ma
g
e
p
r
o
ce
s
s
in
g
(
S
u
n
d
u
s
K
h
a
leel
E
b
r
a
h
ee
m)
41
Step
9
: T
h
e
s
y
s
te
m
w
ill ca
lc
u
l
ate
th
e
ar
ea
o
r
v
o
lu
m
e,
i
f
t
h
e
u
s
er
ch
o
s
e
ico
n
s
(
"
Fin
d
A
r
ea
"
o
r
"
Fin
d
Vo
lu
m
e"
)
.
Step
1
0
: D
is
p
la
y
in
g
t
h
e
r
esu
lts
.
6.
M
O
DIFYIN
G
T
H
E
P
O
S
I
T
I
O
N
E
ac
h
p
o
in
t
is
p
o
in
ted
b
y
t
h
e
u
s
er
w
ill
b
e
co
r
r
ec
ted
to
th
e
ce
n
ter
o
f
th
e
m
a
s
k
.
See
F
ig
u
r
e(
1
0
)
.
W
h
er
e
ea
ch
p
o
in
t
w
ill co
m
p
ar
ed
w
it
h
its
4
-
Nei
g
h
b
o
r
es,
s
ee
Fig
u
r
e
(
1
1
).
Fig
u
r
e
1
0
.
(
a)
T
h
e
p
o
in
ts
w
er
e
p
o
in
ted
b
y
t
h
e
u
s
er
(
b
)
T
h
e
p
o
in
ts
a
f
ter
m
o
d
if
y
i
n
g
o
p
er
atio
n
Fig
u
r
e
1
1
.
4
-
Neig
h
b
o
r
s
T
h
e
s
tep
s
o
f
m
o
d
if
y
i
n
g
ar
e:
1)
C
o
m
p
ar
in
g
t
h
e
p
o
in
t
(
P
w
h
ic
h
r
ep
r
esen
ts
th
e
p
o
i
n
t
w
as
p
o
in
t
ed
b
y
t
h
e
u
s
er
)
w
i
th
t
h
e
u
p
n
ei
g
h
b
o
r
(
P
1
)
.
I
f
P
=P1
th
en
th
e
p
o
in
t
P
w
ill
b
e
k
ep
t
at
th
e
s
a
m
e
p
o
s
itio
n
(
s
a
m
e
co
o
r
d
in
ate)
,
o
th
er
w
i
s
e
P
w
il
l
b
e
m
o
v
ed
t
o
d
o
w
n
b
y
o
n
e
p
o
s
itio
n
.
2)
C
o
m
p
ar
in
g
t
h
e
o
u
tp
u
t
p
o
in
t
f
r
o
m
s
tep
1
(
P
)
w
it
h
t
h
e
lef
t
n
ei
g
h
b
o
r
(
P
2
)
.
I
f
P
=
P
2
th
en
th
e
p
o
in
t
P
w
ill
b
e
k
ep
t a
t th
e
s
a
m
e
co
o
r
d
in
ate,
o
th
er
w
is
e
P
w
ill b
e
m
o
v
ed
to
r
ig
h
t b
y
o
n
e
p
o
s
itio
n
.
3)
C
o
m
p
ar
in
g
th
e
o
u
tp
u
t
p
o
in
t
f
r
o
m
s
tep
2
(
P)
w
it
h
t
h
e
d
o
w
n
n
eig
h
b
o
r
(
P
3
)
.
I
f
P
=
P
3
th
en
th
e
p
o
in
t
P
w
ill
b
e
k
ep
t a
t th
e
s
a
m
e
co
o
r
d
in
ate,
o
th
er
w
i
s
e
P
w
ill b
e
m
o
v
ed
to
u
p
b
y
o
n
e
p
o
s
itio
n
.
4)
C
o
m
p
ar
in
g
t
h
e
o
u
tp
u
t
p
o
in
t
f
r
o
m
s
tep
3
(
P
)
w
it
h
th
e
r
i
g
h
t
n
e
ig
h
b
o
r
(
P
4
)
.
I
f
P
=
P
4
th
en
th
e
p
o
in
t
P
w
i
ll
b
e
k
ep
t a
t th
e
s
a
m
e
co
o
r
d
in
ate,
o
th
er
w
is
e
P
w
ill b
e
m
o
v
ed
to
lef
t b
y
o
n
e
p
o
s
itio
n
.
5)
T
h
e
o
u
tp
u
t p
o
in
t f
r
o
m
s
tep
4
(
P
)
is
th
e
n
e
w
p
o
s
itio
n
f
o
r
p
o
in
ted
p
o
in
t.
6)
R
ep
ea
t th
e
s
tep
s
(
1
-
4
)
f
o
r
ea
ch
p
o
in
t
w
a
s
p
o
in
ted
b
y
th
e
u
s
er
.
7.
CO
M
P
ARIS
I
O
N
Su
p
p
o
s
e
V1
i
s
t
h
e
f
ir
s
t
v
er
s
io
n
f
o
r
th
e
s
y
s
te
m
in
p
ap
er
[
1
2
]
an
d
V2
is
t
h
e
n
e
w
v
er
s
io
n
f
o
r
th
e
s
y
s
te
m
in
th
is
p
ap
er
.
1)
T
h
e
s
y
s
te
m
i
n
V2
is
u
s
i
n
g
to
d
eter
m
in
e
t
h
e
len
g
t
h
s
an
d
ar
ea
s
an
d
v
o
lu
m
es,
w
h
i
le
V1
w
a
s
u
s
ed
to
d
eter
m
in
e
t
h
e
len
g
t
h
s
a
n
d
ar
ea
s
o
n
l
y
.
2)
T
h
e
s
ca
le
in
V2
is
f
o
u
n
d
au
to
m
atica
ll
y
b
y
th
e
s
y
s
te
m
.
W
h
il
e
in
V1
th
e
u
s
er
w
i
ll
clic
k
"
Fin
d
s
ca
le"
ico
n
to
f
in
d
t
h
e
s
ca
le.
3)
T
h
e
zo
o
m
in
o
p
er
atio
n
in
V2
s
y
s
te
m
is
i
m
p
r
o
v
ed
to
g
i
v
e
ab
ilit
y
to
m
a
g
n
i
f
y
t
h
e
i
m
a
g
e
m
a
n
y
ti
m
e
s
,
p
o
in
tin
g
th
e
p
o
in
t
s
o
n
th
e
m
a
g
n
i
f
ied
i
m
ag
e
a
n
d
m
o
d
if
y
i
n
g
t
h
e
p
o
in
t
p
o
s
itio
n
w
h
ic
h
p
o
in
ti
n
g
b
y
t
h
e
u
s
er
to
g
iv
e
m
o
r
e
ac
c
u
r
ac
y
.
W
h
ile
th
e
zo
o
m
in
o
p
er
atio
n
i
n
V1
is
v
er
y
s
i
m
p
le
w
it
h
o
u
t a
n
y
p
r
o
c
ess
8.
AP
P
L
I
CA
T
I
VE
E
XAM
P
L
E
T
h
e
d
eter
m
i
n
ate
o
f
t
h
e
w
o
r
k
is
th
at
th
e
t
w
o
i
n
d
ex
lig
h
t
s
s
h
o
u
ld
ap
p
lied
p
er
p
en
d
icu
lar
ly
(
in
9
0
˚
an
g
le)
o
n
th
e
p
ar
t
o
r
th
e
w
a
ll
th
at
w
an
t
to
m
ea
s
u
r
e.
T
h
e
ap
p
licativ
e
ex
a
m
p
le
in
th
is
s
ec
ti
o
n
is
f
o
r
a
s
ce
n
e
in
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8776
IJ
-
I
C
T
Vo
l.
5
,
No
.
1
,
A
p
r
il
20
1
6
:
3
6
–
44
42
in
ter
io
r
p
ar
t
in
a
b
u
ild
in
g
to
m
ea
s
u
r
e
th
e
ar
ea
o
f
th
e
w
all
th
at
th
e
t
w
o
i
n
d
ex
p
o
in
ts
ar
e
ap
p
lied
o
n
it,
s
ee
Fig
u
r
e
1
2
.
T
h
e
s
y
s
tem
im
p
lem
en
tatio
n
s
tep
s
ar
e:
1.
C
lip
th
e
p
ar
t o
f
im
ag
e
th
at
h
o
ld
s
th
e
tw
o
in
d
ex
lig
h
t
p
o
in
ts
.
See
Fig
u
r
e
1
3
.
2.
C
o
n
v
er
t
th
e
im
ag
e
f
r
o
m
HSV
to
b
in
ar
y
.
See
Fig
u
r
e
1
4
.
3.
A
p
p
ly
th
in
n
in
g
p
r
o
ce
s
s
to
g
et
th
e
p
er
im
eter
o
f
th
e
in
d
ex
lig
h
t
p
o
in
ts
.
4.
A
p
p
l
y
in
g
P
SC
D
al
g
o
r
ith
m
to
f
in
d
th
e
ce
n
ter
s
co
o
r
d
in
ates o
f
th
e
in
d
e
x
li
g
h
t c
ir
cle.
Fig
u
r
e
1
2
.
I
n
ter
io
r
s
ce
n
e
in
a
b
u
ild
in
g
Fig
u
r
e
1
3
.
I
m
a
g
e
o
f
in
d
e
x
li
g
h
t p
ar
t
Fig
u
r
e
1
4
.
B
in
ar
y
i
m
a
g
e
5.
Fin
d
i
n
g
t
h
e
s
ca
le
b
y
d
i
v
id
in
g
th
e
d
is
ta
n
ce
b
et
w
ee
n
t
h
e
ce
n
te
r
s
o
f
th
e
t
w
o
i
n
d
ex
li
g
h
t
cir
cles
in
t
h
e
i
m
ag
e
b
y
t
h
e
ac
t
u
al
d
is
ta
n
ce
b
et
w
ee
n
th
e
s
o
u
r
ce
s
o
f
th
e
i
n
d
ex
li
g
h
t.
6.
P
o
in
tin
g
t
h
e
f
ir
s
t
co
r
n
er
o
f
th
e
w
a
ll
b
y
th
e
m
o
u
s
e
a
n
d
th
en
p
o
in
tin
g
t
h
e
s
ec
o
n
d
d
iag
o
n
all
y
o
p
p
o
s
ite
co
r
n
er
o
f
th
e
w
all
i
n
th
e
i
m
a
g
e
o
n
th
e
s
cr
ee
n
.
7.
T
h
e
r
esu
lt
w
ill p
r
in
ted
o
n
t
h
e
ch
o
s
en
ar
ea
i
n
th
e
i
m
a
g
e,
as s
h
o
w
n
i
n
Fi
g
u
r
e1
5
.
F
ig
u
r
e
1
5
.
P
r
in
tin
g
t
h
e
r
esu
l
t
Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
-
I
C
T
I
SS
N:
2252
-
8776
P
erfo
r
m
Mea
s
u
r
i
n
g
b
y
u
s
in
g
I
ma
g
e
p
r
o
ce
s
s
in
g
(
S
u
n
d
u
s
K
h
a
leel
E
b
r
a
h
ee
m)
43
9.
T
H
E
F
E
AT
UR
E
S O
F
T
H
E
DE
VI
CE
AN
D
T
H
E
SYS
T
E
M
T
h
e
f
o
llo
w
i
n
g
f
ea
t
u
r
es a
r
e
m
a
in
ad
v
a
n
tag
e
s
o
f
t
h
e
d
ev
ice
a
n
d
th
e
s
y
s
te
m
:
1)
T
h
e
d
ev
ice
is
v
er
y
s
i
m
p
le
h
an
d
h
el
p
ea
s
y
to
u
s
e
w
ith
o
u
t a
p
p
en
d
ices p
ar
ts
,
ea
s
y
to
ca
r
r
y
.
2)
I
t d
o
es n
ee
d
n
eith
er
co
n
n
ec
tio
n
n
o
r
r
ef
lecto
r
s
n
o
r
lab
o
r
s
lik
e
tr
ad
itio
n
al
m
et
h
o
d
s
.
3)
Usi
n
g
th
e
d
ev
ice
a
n
d
th
e
s
y
s
t
e
m
is
n
o
t
d
if
f
ic
u
lt
(
th
e
s
y
s
te
m
is
n
o
t
co
m
p
le
x
)
b
u
t
co
n
tr
ar
y
is
v
er
y
ea
s
y
a
n
d
th
er
e
is
n
o
n
ee
d
to
m
u
c
h
e
f
f
o
r
t
f
o
r
tr
ain
in
g
.
4)
T
h
e
d
ev
ice
an
d
th
e
s
y
s
te
m
is
l
o
w
co
s
t.
5)
C
o
m
p
ar
in
g
t
h
e
r
esu
l
ts
w
it
h
t
h
e
ac
tu
al,
th
e
s
y
s
te
m
g
a
v
e
v
er
y
ac
cu
r
ate
r
esu
l
ts
.
6)
T
h
e
s
y
s
te
m
co
u
ld
b
e
u
s
ed
i
n
t
h
e
d
i
f
f
er
e
n
t
f
ield
s
,
s
u
ch
a
s
s
tu
d
y
o
f
p
la
n
ts
,
an
i
m
al
s
,
ci
v
il
en
g
in
ee
r
i
n
g
f
ield
,
tak
e
th
e
m
ea
s
u
r
e
m
en
ts
to
m
ea
s
u
r
e
t
h
e
g
la
s
s
t
o
m
a
k
e
th
e
d
o
o
r
s
o
r
w
i
n
d
o
w
s
.
10.
CO
NCLU
SI
O
N
1)
Fro
m
s
t
u
d
y
o
f
d
ev
ice
s
th
a
t
u
s
ed
in
civ
il
e
n
g
i
n
ee
r
i
n
g
m
ea
s
u
r
in
g
f
ield
d
is
ce
r
n
t
h
at
th
er
e
i
s
n
o
d
ev
ice
u
s
ed
f
o
r
m
ea
s
u
r
in
g
w
ith
o
u
t
n
ee
d
to
b
e
at
t
h
e
s
ite
f
o
r
lo
n
g
ti
m
e
an
d
m
ea
s
u
r
e
ea
c
h
d
i
m
e
n
s
io
n
i
n
d
iv
id
u
al
l
y
b
y
th
e
m
ea
s
u
r
in
g
tea
m
.
T
h
e
b
est
e
x
i
s
t
o
n
e
is
laser
d
i
s
ta
n
ce
m
eter
d
ev
ice
b
u
t
it
is
also
n
ee
d
s
to
b
e
at
th
e
s
i
te
f
o
r
lo
n
g
ti
m
e
to
m
ea
s
u
r
e
e
v
er
y
n
e
ed
ed
len
g
t
h
,
w
h
ile
t
h
e
p
r
o
p
o
s
ed
s
y
s
te
m
i
n
t
h
i
s
p
ap
er
n
ee
d
s
to
b
e
in
t
h
e
s
ite
f
o
r
f
e
w
ti
m
e
j
u
s
t
to
ca
p
tu
r
e
s
o
m
e
p
ictu
r
es
f
o
r
ea
ch
v
ie
w
o
r
f
o
r
ea
ch
o
b
j
ec
t
in
th
e
b
u
ild
in
g
,
t
h
en
t
h
e
m
ea
s
u
r
in
g
o
p
er
atio
n
w
ill b
e
d
o
n
e,
at
th
e
o
f
f
ice
q
u
ic
k
l
y
,
ac
cu
r
atel
y
,
r
eliab
ilit
y
,
ea
s
il
y
a
n
d
n
o
n
ee
d
f
o
r
s
ite.
2)
T
h
e
p
u
r
p
o
s
e
o
f
t
h
e
zo
o
m
i
n
o
p
er
atio
n
is
to
m
a
k
e
f
ac
il
it
y
f
o
r
th
e
u
s
er
to
p
o
i
n
t
t
h
e
b
o
r
d
er
p
o
in
ts
o
f
t
h
e
o
b
j
ec
ts
in
t
h
e
i
m
ag
e
ea
s
il
y
a
n
d
ac
cu
r
atel
y
.
W
h
ile
t
h
e
p
u
r
p
o
s
e
o
f
th
e
m
o
d
i
f
y
in
g
t
h
e
p
o
in
t
p
o
s
itio
n
is
to
in
cr
ea
s
e
t
h
e
ac
cu
r
ac
y
o
f
p
o
s
it
io
n
o
f
t
h
e
p
o
in
ted
p
o
in
t.
T
h
er
ef
o
r
e
th
e
m
as
k
4
-
n
eig
h
b
o
r
s
ar
e
s
u
f
f
icien
t
f
o
r
m
o
d
i
f
y
i
n
g
t
h
e
p
o
s
itio
n
w
h
ate
v
er
th
e
n
u
m
b
er
o
f
zo
o
m
i
n
g
ti
m
es.
3)
I
t c
an
u
s
e
t
h
e
i
m
ag
e
s
w
it
h
t
h
e
r
esu
lt
s
in
t
h
e
d
o
cu
m
en
ta
tio
n
o
f
th
e
m
ea
s
u
r
i
n
g
.
F
UT
UR
E
WO
RK
AND
R
E
CO
M
M
E
NDATI
O
NS
W
e
s
u
g
g
est
m
a
k
i
n
g
t
h
e
s
y
s
t
e
m
m
o
r
e
p
er
f
ec
t
b
y
co
n
n
ec
t
in
g
t
h
e
m
ea
s
u
r
i
n
g
r
es
u
lts
w
i
th
b
ill
o
f
q
u
an
tit
ies i
n
Mic
r
o
s
o
f
t E
x
ce
l
p
r
o
g
r
am
o
r
an
y
o
th
er
ac
co
u
n
ti
n
g
p
r
o
g
r
a
m
,
to
m
ak
e
te
n
d
er
s
.
RE
F
E
R
E
NC
E
S
[1
]
Al
-
F
a
d
lan
,
Ib
ra
h
e
e
m
,
"
Di
g
it
a
l
a
n
d
T
ra
d
it
io
n
a
l
O
p
ti
c
a
l
P
h
o
t
o
g
ra
p
h
y
,
"
2
d
.
A
m
m
a
n
,
Jo
rd
a
n
,
2
0
0
3
.
[2
]
Ba
k
h
it
,
AL
-
S
a
y
d
,
"
Dig
it
a
l
im
a
g
e
s
c
u
lt
u
re
,
"
T
h
e
A
ra
b
Ce
n
ter
f
o
r
C
y
b
e
rsp
a
c
e
Re
se
a
rc
h
,
2
0
1
3
.
[3
]
A
b
d
a
ll
a
h
,
K.
M
.
,
"
Ba
se
d
Co
n
to
u
rlet
T
ra
n
s
f
o
r
m
s
f
o
r
S
e
g
m
e
n
tatio
n
th
e
Dig
it
a
l
I
m
a
g
e
,
"
M
a
st
e
r
T
h
e
sis,
Co
ll
e
g
e
o
f
Co
m
p
u
ter S
c
ien
c
e
s an
d
M
a
t
h
e
m
a
ti
c
a
l,
M
o
s
u
l
Un
iv
e
rsity
,
2
0
1
0
.
[4
]
L
i,
C.
J.,
Ha
ll
,
D.,
E
m
o
n
e
t,
R.
,
"
Au
to
n
o
mic
Co
m
p
u
ter
Vi
sio
n
S
y
st
e
m
,
"
In
In
tern
a
ti
o
n
a
l
Co
n
f
e
re
n
c
e
o
n
c
o
m
p
u
ter
V
isio
n
S
y
ste
m
,
Ic
v
s,
Vo
l.
1
7
,
2
0
0
7
.
[5
]
AL
-
Na
i
m
i,
I.
A
.
,
"
Us
in
g
F
ra
c
tal
G
e
o
m
e
tr
y
T
e
c
h
n
ica
l
to
A
n
a
l
y
sis
th
e
M
e
d
ica
l
Im
a
g
e
T
e
x
tu
re
,
"
M
a
ste
r
T
h
e
sis
,
Co
ll
e
g
e
Of
Co
m
p
u
ter S
c
ien
c
e
s An
d
M
a
th
e
m
a
ti
c
a
l,
M
o
su
l
Un
iv
e
rsi
ty
,
2
0
0
9
.
[6
]
Ja
ro
u
p
,
A
.
H.
,
"
S
e
a
rc
h
f
o
r
Im
a
g
e
s
Ba
se
d
o
n
Co
n
ten
t
A
n
a
ly
sis
,
"
J
o
u
rn
a
l
o
f
S
c
ien
c
e
a
n
d
T
e
c
h
n
o
l
o
g
y
,
V
o
l.
1
5
,
No
.
1
,
p
p
.
3
-
2
0
,
2
0
1
0
.
[7
]
Al
-
Et
e
w
i,
R.
J.,
"
De
tec
ti
o
n
a
n
d
Clas
sif
ica
ti
o
n
o
f
T
ra
ff
ic
S
ig
n
in
Dig
it
a
l
Im
a
g
e
s
u
s
in
g
th
e
Co
lo
r
a
n
d
S
h
a
p
e
F
e
a
tu
re
s
,
"
Hig
h
e
r Dip
l
o
ma
T
h
e
se
s
,
Co
ll
e
g
e
o
f
Co
m
p
u
ter S
c
ien
c
e
s an
d
M
a
t
h
e
m
a
ti
c
a
l,
M
o
su
l
Un
iv
e
rsity
,
2
0
1
1
.
[8
]
Eb
ra
h
e
e
m
,
S
u
n
d
u
s
Kh
a
lee
l;
,
"
Us
in
g
In
d
e
x
L
i
g
h
t
P
o
i
n
ts
to
De
term
in
e
Ob
jec
t
Di
m
e
n
sio
n
s
in
th
e
Dig
it
a
l
I
m
a
g
e
s
,
"
AL
-
Ra
fi
d
a
in
J
o
u
rn
a
l
o
f
C
o
mp
u
ter
S
c
ien
c
e
a
n
d
M
a
t
h
e
ma
ti
c
s
,
Vo
l.
7
,
No
.
3
,
p
p
.
1
3
5
-
1
6
2
,
2
0
1
0
[9
]
Us
m
a
n
Ak
ra
m
,
"
Re
ti
n
a
l
Im
a
g
e
P
re
p
ro
c
e
ss
in
g
:
Ba
c
k
g
ro
u
n
d
a
n
d
No
ise
S
e
g
m
e
n
tatio
n
,
"
IAE
S
,
T
EL
KOM
NIKA
In
d
o
n
e
sia
n
J
o
u
rn
a
l
o
f
El
e
c
trica
l
En
g
i
n
e
e
rin
g
,
V
o
l
.
10
,
No
.
3
,
p
p
.
5
3
7
-
5
4
4
,
2
0
1
2
.
[1
0
]
A
lb
a
sh
a
,
A
.
S
.
,
"
Im
p
ro
v
e
th
e
Di
g
it
a
l
I
m
a
g
e
s
Co
lo
r
Ba
se
d
o
n
F
r
a
c
ti
o
n
T
ra
n
sf
o
r
m
s
,
"
M
a
ste
r
T
h
e
sis
,
Co
ll
e
g
e
o
f
Co
m
p
u
ter S
c
ien
c
e
s an
d
M
a
t
h
e
m
a
ti
c
a
l,
M
o
s
u
l
Un
iv
e
rsity
,
2
0
1
3
[1
1
]
Qin
g
h
a
i
He
,
Be
n
x
u
e
M
a
,
Du
a
n
y
a
n
g
Qu
,
Qia
n
g
Zh
a
n
g
,
X
i
n
m
in
Ho
u
,
Jin
g
Zh
a
o
,
"
Co
tt
o
n
P
e
st
s
a
n
d
Dise
a
se
s
D
e
tec
ti
o
n
Ba
se
d
o
n
Im
a
g
e
P
ro
c
e
ss
in
g
,
"
IAE
S
,
T
EL
KOM
NIKA
In
d
o
n
e
sia
n
J
o
u
rn
a
l
o
f
El
e
c
trica
l
E
n
g
in
e
e
rin
g
,
V
o
l.
1
1
,
N
o
.
6
,
p
p
.
3
4
4
5
-
3
4
5
0
,
2
0
1
3
[1
2
]
Eb
ra
h
e
e
m
,
S
u
n
d
u
s
Kh
a
lee
l,
A
L
-
Hu
ss
a
in
y
,
Ya
h
y
a
Hu
ss
a
in
,
A
l
-
M
o
u
la,
W
issa
m
S
a
a
d
,
"
Us
in
g
In
d
e
x
L
ig
h
t
Po
i
n
ts
t
o
De
ter
min
e
Ob
j
e
c
t
Dime
n
sio
n
s
in
t
h
e
Dig
it
a
l
Ima
g
e
s
,
"
P
r
o
c
e
e
d
in
g
s
o
f
th
e
1
st
In
ter
n
a
ti
o
n
a
l
En
g
in
e
e
ri
n
g
Co
n
f
e
re
n
c
e
On
De
v
e
lo
p
m
e
n
ts
in
Civ
il
&
c
o
m
p
u
ter
En
g
in
e
e
rin
g
A
p
p
li
c
a
ti
o
n
s
IEC2
0
1
4
,
Ish
ik
U
n
iv
e
rsity
,
Erb
il
,
KRG
,
Ira
q
,
p
p
.
1
6
2
-
1
6
9
,
2
4
-
26
,
N
o
v
.
2
0
1
4
.
[1
3
]
Eb
ra
h
e
e
m
,
S
u
n
d
u
s
Kh
a
lee
l
,
"
A
S
u
g
g
e
st
P
o
in
t
S
e
a
rc
h
A
lg
o
rit
h
m
f
o
r
Circle
De
te
c
ti
o
n
in
Bin
a
ry
I
m
a
g
e
,
"
AL
-
Ra
fi
d
a
i
n
J
o
u
rn
a
l
o
f
Co
m
p
u
ter
S
c
i
e
n
c
e
s a
n
d
M
a
th
e
ma
ti
c
s,
Vo
l.
7
,
N
o
.
2
,
p
p
.
79
-
9
4
,
2
0
1
0
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8776
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-
I
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Vo
l.
5
,
No
.
1
,
A
p
r
il
20
1
6
:
3
6
–
44
44
B
I
O
G
RAP
H
Y
O
F
AUTHO
R
S
u
n
d
u
s K
h
a
lee
l
Eb
ra
h
e
e
m
re
c
e
i
v
e
d
h
e
r
B.
S
c
.
1
9
9
6
i
n
c
o
m
p
u
t
e
r
sc
ien
c
e
s an
d
re
c
e
iv
e
d
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e
r
M
.
S
c
.
d
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re
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2
0
0
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in
c
o
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p
u
ter S
c
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s f
ield
o
f
i
m
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g
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p
ro
c
e
ss
in
g
f
ro
m
u
n
iv
e
rsity
o
f
M
o
su
l.
S
h
e
is
c
u
rre
n
tl
y
w
o
rk
in
g
a
s lec
tu
re
r
in
C
o
m
p
u
ter S
c
ien
c
e
s an
d
M
a
t
h
e
m
a
ti
c
s Co
ll
e
g
e
in
Un
iv
e
rsity
o
f
M
o
su
l
.
S
h
e
h
a
s
1
3
y
e
a
rs e
x
p
e
rien
c
e
i
n
te
a
c
h
i
n
g
f
ield
a
n
d
h
a
s 1
7
p
u
b
li
s
h
e
d
re
se
a
rc
h
p
a
p
e
rs i
n
v
a
rio
u
s sc
ien
ti
f
ic j
o
u
rn
a
ls.
Evaluation Warning : The document was created with Spire.PDF for Python.