基于遥感时空融合的升金湖湿地生态水文结构分析
张晓川,王杰
The Analysis of Eco-hydrological Structure of Shengjin Lake Wetland based on Spatial and Temporal Fusion Technology of Remote Sensing
Xiaochuan Zhang,Jie Wang
表1
典型水体指数
Table1
Typical water indices
水体指数
计算公式
MNDWI
[
21
]
G
r
e
e
n
-
S
W
I
R
1
/
G
r
e
e
n
-
S
W
I
R
1
EWI
[
22
]
G
r
e
e
n
-
N
I
R
-
S
W
I
R
1
/
G
r
e
e
n
+
N
I
R
+
S
W
I
R
1
AWEI
[
23
]
B
l
u
e
+
2.5
×
G
r
e
e
n
-
1.5
×
N
I
R
+
S
W
I
R
1
-
0.25
×
S
W
I
R
2
NCWI
[
24
]
G
r
e
e
n
-
S
W
I
R
1
/
N
I
R
+
R
e
d
NDWI
[
25
]
G
r
e
e
n
-
N
I
R
/
G
r
e
e
n
+
N
I
R