The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Vol. XXXVII. Part B4. Beijing 2008
algorithm
p as a cutoff
К
PA
BI
PI
sensitivity
specificity
Asiatic
black bear
MaxEnt
GARP
GLM
P= 0 - 5
0.53
-0.47
-0.53
0
optimized /7=0.005
0.75
0.88
-0.12
-0.18
0.7347
p=0.5
0.53
-0.47
-0.53
0
p=0.5
0.36
0.69
-0.31
-0.37
0.3469
optimized /7=0,033
0.69
0.85
-0.12
-0.17
0.7143
1
1
1
0.9636
Japanese
serow
MaxEnt
GARP
GLM
=0.5
0.56
0.78
-0.22
-0.22
0.5625
optimized /7=0.04
0.88
0.94
0.9375
p=0.5
I
/7=0.5
0.81
0.91
0.03
0.03
0.9375
optimized p=0,63
0.75
0.88
0
0
0.875
1
0.9375
1
0.875
0.875
P as a cutoff: probability, K: Kappa, PA: proportion agreement, BI: bias index, PI: prevalence index
Table 2 Results of Kappa statistics, sensitivity and specificity for distribution models of Asiatic black bear and Japanese serow
predicted by MaxEnt, GARP, and GLMs, for test dataset
(a) Asiatic black bear predicted by MaxEnt
Fbterrtial suitable
habitat patches for serow
This map was created on 26 Jan 2007
by T. Doko at NRM department. ITC.
-Geographic coordnate: WQS 1984
-Projected coordnate:.
Figure 1 Potential suitable habitat patches as predicted by the best model
Legend
[ I Study area
j Patches in Fuii-Tanzawa (1 581 кгтГ2)
m Patches in South Alps (537 km~2)
162500 212500
1 1
Potential suitable
habitat patches for bear
The map was created on 26 Jan 2007
by T. Doko at NRM department, ITC.
-Geographic coordnate: WQS 1984
(b) Japanese serow predicted by GARP
Legend
| StuJv €
IPPP Fetches in Mt. Aitaka (30 krf2)
| Fetches in Fuji and Tareawa reeicns (340 KrffZ)
| Fetches in South Alps region (1066 kiTf2) !
Fetches in Mt. Kenashi (28 kmf2)
Fetches in Izu Ffeninsula (28 kmT2)
Fetches in Hakcne (37 kmf2)
0 7.5 15 Kilometers
1 I I
0 7.5 15 Kilometers
1 I I
Location
Area (km 2 )
Estimated population
Needs assessment of ecological networks
Asiatic
black bear
Mt. Ashitaka
30
5~9
serious danger of extinction
Fuji and Tanzawa regions
340
51-102
serious danger of extinction
South Alps region
1066
160-320
endangered
Mt. Kenashi
28
4-8
serious danger of extinction
Izu Peninsula
28
4-8
serious danger of extinction
Hakone
37
6-11
serious danger of extinction
Japanese
serow
Fuji and Tanzawa regions
1581
< 1581
healthy
South Alps region
537
<537
healthy
Table 3 Estimated population size of Asiatic black bear and Japanese serow
271