Title: Skewed Symmetry and Scene Regularities
1?2?
2Marr ??????
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3D ??
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2-1/2D ??
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3D ???? ?????
2D ??
3??
1. ???? 2. ?????????? 3. ?????? 4. ???????????
4?????
5???????
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z
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6???????
-z
x
x
f
d
d
- z-2df/(x-x)
- x-x ??
- 2d ???
z
7???????
- Marr-Poggio
- Marr-Poggio-Grimson
- Nishihara-Poggio
- Lucas-Kanade
- Ohta-Kanade
- Matthie-Kanade
- Okutomi-Kanade
- Baker
- Hannah
- Moravec
- Barnard-Thompson
MIT group
CMU group
Stanford group
8????
10 11 12 10 11 12
10 11 12 10 11 12 11 15 16
b. ???
c. ??????
d. ???????
9????
10 10 10 10 5 10 10 10 10
10 10 10 10 5 10 10 10 10
10 10 10 10 10 10 10 10 10
b. ???
c. DP?
global optimam
local optimam local optimam
10?1?????
11????????? ??????
??? 9?????
12??????????
- ???? ????????
- ???????????
- ?????????????
13?2Marr-Poggio ????
??????????????????? (??????????????)
14??????????
15???????
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16??(??1)
17??(??2)
- ?????(Uniqueness Constraint)
- ????1??1??????????
? ???????
18??(??3)
- ?????(Continuity constraint)
- ?????????????????
19??????????
????????????????? ?????????????????
20?????????????
- ???????1?????????????
- ????(???????)????????????????
21?????????????
- ???????????
- ????(???)????????????????
22??????
23 ????(???)
24???????
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25Marr ??????
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3D ??
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2-1/2D ??
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3D ???? ?????
2D ??
26?????
27?????????
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28?????????
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29?????????
- ???? ????????????
- ???? ?????????? ???
- ??????????????
- ????????
30????????
- ????---????????
- ??????????????????
- ????????????
- ??????? ???
- f (i,e,g) Kb cos i
31????????????
??????????????????? ???????/?? ????? 1 ??
1/cos i ?? cos i
32(No Transcript)
33?????????
- ?????????????
- ???????????????
- ????????????????
- ???????????
- ? - ?
- ? - ?
- ? - ?
- ????
34????
(A,B,C)
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- ???????2???????
- ????????????
35?????????
?????? Z axis
(p?q)????????(??) ???1???????
q
p
36???????
- (p,q) ???? N (p,q,1)
- ???????? S
q
p
37(No Transcript)
38??????????????
q
p
Self-shadow line ?????????????????
39???????
?????????,??????????? ? ???????????(????)??????
?????? E(x,y)R(p,q)
?????????????????????1?????? gt ????????!
?????
40???????
- 1?????????1????
- --- gt ?????????!
- ?????????????????????????
- ??????????????????????
- ??????????????
41???????
3????????,????????????
42???
- ??????????????????
- --- gt ????
43(No Transcript)
44?????
Ikeuchi Horn 83
45???
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