PE&RS September 2015 - page 728

Figure 8. Landsat-8 data acquired on 30 November 2013,
IMG
NOV
. Reflectance values in (a) Band 1, (b) Band 2, (c) Band 3, (d) Band 4,
(e) Band 5, and (f) Band 9.
T
able
3. S
patial
C
orrelation
C
oefficients
of
P
airs
IMG1
and
IMG
NOV
,
IMG2
and
IMG
NOV
,
and
IMG3
and
IMG
NOV
; C
ategory
-
by
-C
ategory
,
the
F
irst
E
ntry
is
for
C
loud
P
ixels
,
and
the
N
umber
I
nside
(.)
is
for
the
E
ntire
I
mage
Band 1 Band 2 Band 3 Band 4 Band 5
IMG1
and
IMG
NOV
0.38
(0.53)
0.50
(0.58)
0.58
(0.58)
0.76
(0.70)
0.88
(0.84)
IMG2
and
IMG
NOV
0.65
(0.64)
0.75
(0.71)
0.83
(0.73)
0.90
(0.82)
0.90
(0.87)
IMG3
and
IMG
NOV
0.85
(0.75)
0.88
(0.80)
0.84
(0.78)
0.88
(0.85)
0.85
(0.85)
T
able
4. S
patial
C
orrelation
C
oefficient
of
IMG
NOV
and
E
ach
C
loud
-
R
emoved
I
mage
; T
he
F
irst
E
ntry
is
for
C
loud
C
over
P
ixels
,
and
the
N
umber
I
nside
(.)
is
for
the
E
ntire
I
mage
De-clouded image using Band 1 Band 2 Band 3 Band 4 Band 5
Homomorphism filter
algorithm
0.42
(0.54)
0.52
(0.59)
0.60
(0.60)
0.76
(0.70)
0.88
(0.84)
IHS transform
algorithm
0.54
(0.63)
0.62
(0.66)
0.75
(0.74)
Wavelet transform
algorithm
0.43
(0.58)
0.52
(0.63)
0.63
(0.67)
0.76
(0.75)
0.87
(0.87)
T
able
5. D
escriptive
S
tatistics
of
R
eflectance
V
alues
for
IMG1
,
IMG2
,
and
IMG3
of
L
andsat
-8 I
mage
near
N
ortheast
of
L
os
A
ngeles
, C
alifornia
Band 1 Band 2 Band 3 Band 4 Band 5
Mean
IMG1
0.098 0.094 0.117 0.135 0.216
IMG2
0.074 0.070 0.093 0.111 0.192
IMG3
0.056 0.053 0.076 0.095 0.171
One
stdev.
IMG1
0.052 0.051 0.055 0.061 0.072
IMG2
0.041 0.041 0.046 0.053 0.066
IMG3
0.028 0.029 0.037 0.046 0.060
T
able
6. S
patial
C
orrelation
C
oefficients
of
P
airs
IMG1
and
IMG
DEC
,
IMG2
and
IMG
DEC
,
and
IMG3
and
IMG
DEC
; C
ategory
-
by
-C
ategory
,
the
F
irst
E
ntry
is
for
C
loud
P
ixels
,
and
the
N
umber
I
nside
(.)
is
for
the
E
ntire
I
mage
that
is
near
N
ortheast
of
L
os
A
ngeles
, C
alifornia
Band 1 Band 2 Band 3 Band 4 Band 5
IMG1
and
IMG
DEC
0.58 0.64 0.71 0.74 0.79
(0.66)
(0.71)
(0.79)
(0.83)
(0.87)
IMG2
and
IMG
DEC
0.73 0.75 0.78 0.81 0.76
(0.76)
(0.81)
(0.86)
(0.89)
(0.88)
IMG3
and
IMG
DEC
0.78 0.83 0.88 0.88 0.88
(0.79)
(0.84)
(0.89)
(0.91)
(0.92)
728
September 2015
PHOTOGRAMMETRIC ENGINEERING & REMOTE SENSING
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