Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar
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Transcript of Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar
![Page 1: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/1.jpg)
Seismic interferometry,the optical theorem
and a non-linear point scatterer
Kees Wapenaar Evert Slob
Roel Snieder
Society of Exploration GeophysicistsHouston, October 26, 2009
![Page 2: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/2.jpg)
Point scatterer
Interferometry
Optical theorem
Non-linearParadox
![Page 3: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/3.jpg)
Point scatterer
Interferometry
Optical theorem
Non-linearParadox
ModelingInversionInterferometryMigration
![Page 4: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/4.jpg)
Snieder, R., K.van Wijk, M.Haney, and R.Calvert, 2008, Cancellation of spurious arrivals in Green's function extraction and the generalized optical theorem: Physical Review E, 78, 036606.
Halliday, D. and A.Curtis, 2009, Generalized optical theorem for surface waves and layered media: Physical Review E, 79, 056603.
van Rossum, M. C. W. and T.M. Nieuwenhuizen, 1999, Multiple scattering of classical waves: microscopy, mesoscopy, and diffusion: Reviews of Modern Physics, 71, 313--371.
![Page 5: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/5.jpg)
Ax
Bx
( , , )AG 0 x
( , , )BG x 0
( , , ) ( , , ) ( , , )sB A B A B AG G G x x x x x x
( , , ) ( , , ) ( ) ( , , )sB A B AG G G x x x 0 0 x
20( )
( , , )B AG x x
( )
![Page 6: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/6.jpg)
Ax
Bx
D
x
*( , , ) ( , , )B A B AG G x x x x
* 22( , , ) ( , , )A BD
jG G d
c
x x x x x* *( ) ( )s sA A B BG G G G
* * * *s s s sA B A B A B A BG G G G G G G G
![Page 7: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/7.jpg)
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t (s)
* 2( , , ) ( , , )A BDG G d
x x x x x
Term 1:
![Page 8: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/8.jpg)
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-50 0 50 100 150 200 250
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t (s)
Term 2:
* 2( , , ) ( , , )sA BD
G G d x x x x x
![Page 9: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/9.jpg)
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t (s)
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-50 0 50 100 150 200 250
-0.4
-0.3
-0.2
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0.0
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t (s)
Term 3:
* 2( , , ) ( , , )sA BD
G G d x x x x x
![Page 10: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/10.jpg)
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phi (degr)
t (s)
a)-0.4
-0.3
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-0.1
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0.0
0.1
0.2
0.3
t (s)
b)
-50 0 50 100 150 200 250
-0.4
-0.3
-0.2
-0.1
0.4
0.0
0.1
0.2
0.3
t (s)
Terms 1 + 2 + 3:
* * * 2{ }s sA B A B A BDG G G G G G d
x
![Page 11: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/11.jpg)
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t (s)-0.4 -0.3 -0.2 -0.1 0.40.0 0.1 0.2 0.3t (s)
Terms 1 + 2 + 3, compared with modeled G:
![Page 12: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/12.jpg)
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t (s)
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0.0
0.1
0.2
0.3
t (s)
b)
-50 0 50 100 150 200 250
-0.4
-0.3
-0.2
-0.1
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0.0
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t (s)
o0
o90
o180
o90
Ax
Bx
Term 4:
* 2( , , ) ( , , )s sA BD
G G d x x x x x
g
g
h
h
i
i
![Page 13: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/13.jpg)
�0.4 �0.3 �0.2 �0.1 0 0.1 0.2 0.3 0.4
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t (s)-0.4 -0.3 -0.2 -0.1 0.40.0 0.1 0.2 0.3t (s)
Terms 1 + 2 + 3 + 4, compared with modeled G:
![Page 14: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/14.jpg)
�0.4 �0.3 �0.2 �0.1 0 0.1 0.2 0.3 0.4
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t (s)-0.4 -0.3 -0.2 -0.1 0.40.0 0.1 0.2 0.3t (s)
Terms 1 + 2 + 3, compared with modeled G:
![Page 15: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/15.jpg)
Point scatterer
Interferometry
Optical theorem
Paradox
![Page 16: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/16.jpg)
Axx
k A k
AxBx
A kBk
( , , ) ( , , ) ( , , )sB A B A B AG G G x x x x x x
4( , , ) ( , , ) ( , ) ( , , )s
B A B B A AG G f G
x x x 0 k k 0 x
Substitute into representation for interferometry (Snieder et al., 2008, Halliday and Curtis, 2009)…..
( , )B Af k k
![Page 17: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/17.jpg)
Axx
k A k
AxBx
Bk
* *1{ ( , ) ( , )} ( , ) ( , )
2 4A B B A A B
kf f f f d
j
k k k k k k k k
This gives:
Generalized optical theorem (Heisenberg, 1943)
A k
( , )B Af k k
![Page 18: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/18.jpg)
Axx
k A k
AxBx
Bk
* *1{ ( , ) ( , )} ( , ) ( , )
2 4A B B A A B
kf f f f d
j
k k k k k k k k
This gives:
A k
* * 22( , ) ( , ) ( , ) ( , )B A B A A BD
jG G G G d
c
x x x x x x x x xFor comparison:
( , )B Af k k
![Page 19: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/19.jpg)
Point scatterer
Interferometry
Optical theorem
Non-linearParadox
![Page 20: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/20.jpg)
Axx
k A k
AxBx
* *1{ ( , ) ( , )} ( , ) ( , )
2 4A B B A A B
kf f f f d
j
k k k k k k k k
Bk A k
( , )B Af k k
![Page 21: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/21.jpg)
Axx
k A k
AxBx
* *1{ ( , ) ( , )} ( , ) ( , )
2 4A B B A A B
kf f f f d
j
k k k k k k k kIsotropic point scatterer:
2( ) | |f k f
Bk A k
( )f
![Page 22: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/22.jpg)
Axx
k A k
AxBx
* *1{ ( , ) ( , )} ( , ) ( , )
2 4A B B A A B
kf f f f d
j
k k k k k k k kIsotropic point scatterer:
2( ) | |f k f
Bk A k
24( ) | |
4
kf
( )
![Page 23: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/23.jpg)
2( ) | |4
k
21 0
22 1 14
kj
1 1 1( , )regG 0 0 (van Rossum et al, 1999)
= + + + …….= + + +
(Snieder, 1999)
1 1 1 1 1 1( , ) ( , ) ( , )reg reg regG G G 0 0 0 0 0 0
![Page 24: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/24.jpg)
Point scatterer
Interferometry
Optical theorem
Non-linearParadox
![Page 25: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/25.jpg)
Point scatterer
Interferometry
Optical theorem
Non-linearParadox
![Page 26: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/26.jpg)
�0.4
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�50 0 50 100 150 200 250
�0.4
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phi (degr)
t (s)
a)-0.4
-0.3
-0.2
-0.1
0.4
0.0
0.1
0.2
0.3
t (s)
b)
-50 0 50 100 150 200 250
-0.4
-0.3
-0.2
-0.1
0.4
0.0
0.1
0.2
0.3
t (s)
o0
o90
o180
o90
a
b
c
d
ef
Ax
Bx
Terms 1 + 2 + 3:
* * * 2{ }s sA B A B A BDG G G G G G d
x
![Page 27: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/27.jpg)
�0.4 �0.3 �0.2 �0.1 0 0.1 0.2 0.3 0.4
�0.02
�0.015
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0.015
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t (s)-0.4 -0.3 -0.2 -0.1 0.40.0 0.1 0.2 0.3t (s)
Terms 1 + 2 + 3 + 4, compared with modeled G:
![Page 28: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/28.jpg)
Point scatterer
Interferometry
Optical theorem
Non-linearParadox
ModelingInversionInterferometryMigration
![Page 29: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/29.jpg)
Modeling, inversion and interferometry in scatterering mediaGroenenboom and Snieder, 1995; Weglein et al., 2003;Van Manen et al., 2006
![Page 30: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/30.jpg)
Modeling, inversion and interferometry in scatterering mediaGroenenboom and Snieder, 1995; Weglein et al., 2003;Van Manen et al., 2006
= + + + …….
Limiting case:Point scatterer
![Page 31: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/31.jpg)
Resolution function for seismic migrationMiller et al., 1987; Schuster and Hu, 2000; Gelius et al., 2002; Lecomte, 2008
Migration deconvolutionYu, Hu, Schuster and Estill, 2006
![Page 32: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/32.jpg)
• Born approximation is incompatible with seismic interferometry
Conclusions
![Page 33: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/33.jpg)
• Born approximation is incompatible with seismic interferometry
• Seismic interferometry optical theorem
non-linear scatterer seismic interferometry• Consequences for modeling, inversion, interferometry
and migration
Conclusions
![Page 34: Seismic interferometry, the optical theorem and a non-linear point scatterer Kees Wapenaar](https://reader036.fdocuments.net/reader036/viewer/2022062421/56812a6c550346895d8df0e7/html5/thumbnails/34.jpg)
• Born approximation is incompatible with seismic interferometry
• Seismic interferometry optical theorem
non-linear scatterer seismic interferometry• Consequences for modeling, inversion, interferometry
and migration
Conclusions