?????????????????????????????????????????????????,????,????????(Content-based)??????,?????: - PowerPoint PPT Presentation

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?????????????????????????????????????????????????,????,????????(Content-based)??????,?????:

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Title: Last modified by: Mirrorchiu Created Date: 6/27/2002 4:48:03 AM Document presentation format: (4:3) – PowerPoint PPT presentation

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Title: ?????????????????????????????????????????????????,????,????????(Content-based)??????,?????:


1
???????????
2
??
  • 12.1 ??
  • 12.2 ?????
  • 12.3 ??????
  • 12.4 ???????
  • 12.5 ??????
  • 12.6 ???????????
  • 12.7 ??

3
12.1 ??
  • ?????????????????????????????????????????????????,
    ????,????????(Content-based)??????,?????
  • ?????
  • ?????
  • ???????
  • ???????

4
12.2 ?????
??11?????????? ???????Q????????????(Color
Histogram)????????????????????????????????????????
???????????(Similarity)??????????????????????
?12.2.1 ??????????
5
  • ???(Octree)2?????????????

6
  • ???????

7
??3 ??????????????????????????

??? ?
?
,????011?????????,011?????????????????????????????
??????001?????????????????,???????????????????1
2.2.2?
8
(No Transcript)
9
?????????????,???????? ????????????????????????,??
????????,?????????????,????????????????,????????
?????????,???????????????????,????????????????????
??????? ????
10
12.3 ?????? (Edge Texture)
??,?????????(Edge Map)
11
????
  • ????(Filling Time) ? 11
  • ???(Fock Count) ? 3
  • ???(Loop Count) ?1
  • ???(Water Amount) ?15
  • ?????????????? ?4?6

????????,???????????????????????????????,?????????
???????????????????????????????
12
?12.3.3 ?????????
13
12.4 ???????
????????,?????????????????????????????????????????
???????????? ?12.4.1(a) ????,??12.4.1(b)
?????????????
(b) ???????
(a) ???
?12.4.1 ?????
14
  • ?????,??????????????????????????,?????????????????
    (?????)????????12.4.1(b) ???? ((A1A2)),??A1???????
    ????,?A2????????????? ( ????????,???? )
    ??????????????????
  • ????R?R??????????
  • ?????UU??U? ? U? ????ss?? s??s??

15
  • ?????????
  • C(R)????R???,?C(R?)????R?????????????????????????
    ???????
  • ????????,??????????????,???????????????????????,??
    ???????????????,??????????

16
12.5 ??????
?12.5.1 ?????
17
?12.5.2?, ??????????????36 ????????????
??144 ??? C ????????,??? U ??????????????
?12.5.2 ?12.5.1????
18
  • ????????????????????,????????n ?????,???? n
    ??????,???? n ?????,???? n ??????????,Va ?Vb
    ,?????????????,??? D(Va ,Vb )Dab ??????Va ?Vb
    ????????????? D(Va ,Vb )???????????????????
  • ???Va ?Vb??,??Vi ??? (n-2) ???????,??????????

19
  • ???????,???
  • ???????
  • ???????(Hyper-plane) H???? ,? ? ??? H
    ?????,?????? H???????,????? (n-2) ??????? H ?????
  • ?????????

20
12.6 ???????????
CIE XYZ????????(12.6.1)??RGB???????
(12.6.1)
??????X?Y?Z,??????????????(x, y)
(12.6.2)
21
??????????,RGB??????????????????????? (x, y)
??????????????,?????? C ????????? (x, y)
??????? ?? C ????? C (x, y)
RGB?????????? (x, y) ?????
22
??3 ??????? ???????9.4.2??,????(9.4.2.1)????(pq
)????
???? ?????? ???????????????????
(12.6.3)
????,?????????????,?? ?? ????
23
??4?????(12.6.3)????????????????
???????(Query Image)??????
????????????(Model Image)?????? ???????
? ,?????????????????????????
(12.6.4)
????
24
12.7 ??
  • ?12.2????????????,?????????????? 5
    ?,???????????????????????????????????? 6
    ?,???????????????????,??????????????
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