Table 1. Reference and Test Locations with Codes*
Code
Class
Description
Code
Class
Description
BGKH Burnt grass (BG)
Burnt grass (KH)
PLCI
Plain (PL)
Plain open area (CI)
BGKO Burnt grass (BG)
Burnt grass (KO)
PLMU Plain (PL)
Plain area near river (MU)
CONP
Concrete (CO)
Parking lot at a government institute (NP)
PLS12
Plain (PL)
Common open area (S12)
DGKA Dry grass (DG)
Dry grass on hill slopes (KA)
PLS5
Plain (PL)
Common open area (S5)
DGKO Dry grass (DG)
Dry grass on hill slopes (KO)
QAMO Quarry (QA)
A stone quarry (MO)
GGHB Green grass (GG)
Hyacinth in Bhama river (HB)
RENS Residential (RE) Dense residential area 1 (NS)
GGHI
Green grass (GG)
Hyacinth in Indrayani river (HI)
REPG Residential (RE) Dense residential area 2 (PG)
GGRF
Green grass (GG)
Crop (RF)
RUMO Residential (RU)
Upmarket residential (RU)
IRKI
Industrial roof (IR)
Industrial roof (IR)
RUNS Residential (RU)
Upmarket residential (NS)
IRTA Industrial roof (IR)
Industrial roof (TA)
TRLP
Tree (TR)
Tree canopy (LP)
OGFC Open ground (OG)
Playground of an educational institute (FC)
TRUN Tree (TR)
Tree canopy (UN)
OGPA Open ground (OG)
Open bare soil area (PA)
* First two letters of the code indicate broader classes such
RE
sidential,
G
reen
G
rass,
D
ry
G
rass,
I
ndustrial
R
oof and so on as given in col-
umn “Class”. Second two letters of the code are the abbreviation of a specific location. For example, KH stands for
Kh
dakwasala, a particular
locality of the study area. In case the location is indicated by two words then first letter of each word is taken as a part of code. For example,
NS stands for
N
ew
S
anghavi.
Table 2. Reference and Test Sites Code
Expr. No.
Vegetation
Impervious
Soil
1
trlp/trun
repg/rens
plmu/plci
2
trlp/trun
conp/repg
plmu/plci
3
trun/trlp
conp/repg
irki/irta
plmu/plci
4
trlp/trun
repg/rens runa/rumo irta/irki
plmu/plci
5
trlp/trun
repg/rens runa/rumo irta/irki
plci/plci
6
trlp/trun
conp/repg
plmu/plci qamo/qamo dgko/dgka
7
trlp/trun
repg/rens
irta/irki
plmu/plci
ogfc/ogpa dgko/dgka bgko/bgkh
8
trlp/trun gghb/gghi
conp/repg
irta/irki
plmu/plci
dgko/dgka
Table 3. Overall Accuracy for Different Flat Fields
Expr. No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
0.94 0.94 0.94 0.94 0.94 0.94 0.92 0.92 0.93 0.94 0.93 0.94 0.93 0.94
2
1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00
3
1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00
4
0.82 0.83 0.82 0.83 0.83 0.82 0.80 0.80 0.80 0.82 0.82 0.82 0.82 0.82
5
0.82 0.82 0.82 0.82 0.81 0.82 0.81 0.81 0.80 0.81 0.82 0.81 0.80 0.81
6
0.83 0.80 0.82 0.80 0.80 0.83 0.83 0.86 0.83 0.84 0.81 0.82 0.79 0.80
7
0.94 0.95 0.96 0.96 0.95 0.95 0.94 0.95 0.95 0.96 0.97 0.95 0.92 0.93
8
0.92 0.92 0.92 0.92 0.92 0.92 0.91 0.92 0.92 0.93 0.93 0.92 0.89 0.93
Avg.
0.91 0.91 0.91 0.91 0.91 0.91 0.90 0.91 0.90 0.91 0.91 0.91 0.90 0.90
[1-IAR, 2-PLCI, 3-PLMU, 4-PLS12, 5-OGFC, 6-OGPA, 7-OGMO, 8-QAMO, 9-CONP, 10-IRTA, 11-IRKI, 12-Avg. of Flat Fields, 13-6SV, 14-EO1-equation]
Table 4. User’s Accuracy for IAR / Best Flat Field Calibration Methods
Expr.no.
Vegetation
Impervious surfaces
Soil
Trees
Hyacinth Residential Industrial
Upmarket-residential
Plain
Quarry Dry grass Burnt grass
1
1*
1
0.73/0.72
2
1
1
1
3
1
0.99
1
1
4
0.25/0.24
0.98
0.94
0.97/0.98
0.69/0.71
5
0.25/0.24
0.94/0.95
1
1
0.94
6
1
0.98/1.00
1/0.98
0.63/0.65 0.98/1
7
1
0.91/0.93
1
0.87/0.94 0.76/0.81
1
0.96/0.99
8
0.47/0.63 0.78/0.82
0.98
1
1/0.98
1
[*Only one number in the table cell indicates there is no difference between best Flat Field and IAR accuracies, For all the tables, bold text
indicates better FAR results, and grey cells indicate better IAR results.
370
May 2017
PHOTOGRAMMETRIC ENGINEERING & REMOTE SENSING
