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* Paleo tsunami source estimation by using combination optimization algorithm - Case study of The 1611 Keicho earthquake tsunami - by K. Imai, T. Maeda, T. Iinuma, Y. Ebina, D. Sugawara, F. Imamura, and A. Hirakawa.
- 1611 -
11611 12 2
20111985 2014
20142014
2011
1977 1975 1933
1 2 m2007
Satake 1989
1977K !
K !2013
2011Mw Mw
東北地域災害科学研究 第51巻(2015) 139
5%Mw
Mw
1611
2 16112014 1611
11975 1995 2011 201220 m 1903 1896
2014
28
18
11896 1933 1975
2011
Maeda et al. (2011) 2Case 1
1
140
Case 2Tsuru et
al.(1999)
3
Sim E Kling and Banerjee, 1990Sim E
1 135 m0.2 s Green
10 m 3Sim E
1611
2
3
4
141
2
1
(a) Case 1
(b) Case 2
5 1611
142
100,0004
35 40%
45 100,000
30 GPa Mw 8.4 8.7Mw 8.1 1977
20141454 1455
3 9 cm/yearHashimoto et al., 2009 6 1454 1611 157
76 1454 1611 157
143
720 m
!=1.51 0.05
5
161130 40
H24 H25
A-2 JSPS 25350492 24720290
1611 29195-208 2014
- - 2 46-53 198569p 2014
1611 31139-148 2014
52 71-101 197750 397-414 1975
Than Tin Aung7 31-46 2007
Satake,K. : Inversion of tsunami waveforms for the estimation of heterogeneous fault motion of large submarine earthquakes, J.Geophys.Res., 94, 5627-5636, 1989.
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3 1858 11 75-106 199516
28 173-180 2011
(1677) (1611) 29 189-208 20121903
Maeda, T., T. Furumura, S. Sakai, and M. Shinohara, Significant tsunami observed at the ocean-bottom pressure gauges during the 2011 Off the Pacific Coast of Tohoku Earthquake, Earth Planets Space, 63(7), 803-808, doi:10.5047/eps.2011.06.005, 2011.
T. Tsuru, J.O. Park, N. Takahashi, S. Kodaira, Y. Kido, Y. Kaneda, and Y. Kono, Tectonic features of Japan Trench convergent margin off Sanriku, northeastern Japan, revealed by multichannel seismic reflection data, J. Geophys.Res., 105, 16403-16413, 2000.
Kling, R. M. and P. Banerjee, Optimization by Simulated Evolution with Applications to Standard Cell Placement, Proc. of 27th Design Automation Conference, 20-25, 1990.
2 66-4 73-82 2014Hashimoto, C., Noda, A., Sagiya, T., and Matsu'ura, M., Interplate seismogenic zones along the Kuril-Japan trench
inferred from GPS data inversion, Nature Geoscience 2, 141-144, 2009.
144