Corporate 2 Template - PowerPoint PPT Presentation

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Corporate 2 Template

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Retinex (Color Constancy) 2- Retinex ... – PowerPoint PPT presentation

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Title: Corporate 2 Template


1
???????????????????????????
??????? ??? 08???? ?????????
2
2
3
?????????
  • ???, 10-20????????????????????????????
  • ???,???10??????????????????,??4?????????1550??
  • ???,?2007??2009??????????????????????????????????1
    1.35?10.91?12.5,??????9000????????

3
4
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  • ???????????????
  • ??????????????????????
  • ????????,??????????????
  • ??????????????????????????????????

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5
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?????????
5
6
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  • ????

???????????????????????,??????????????????,?????
????????????????,??????????,???????,??????????????
????????????,???????????????????????
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7
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8
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  • ??????????

???????????????????????????,?????????????,???????
(??)????????????????????? (???)
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9
?????????????
  • ?????????????
  • ????????????????
  • ????????????????

9
10
?????????????
  • (1)???Retinex??(SSR)

Retinex??????,??Retina(???)?Cortex(????)??????Re
tinex???????????????????????(Color Constancy)??
????
????
10
11
?????????????
  • (2)???Retinex??(MSR)

???Retinex?????????Retinex?????????
11
12
?????????????
  • (3)???????(SSQ)

?????Retinex????,??????????????????????????,????
??????????????????????
I(x,y)?????,F????????,?????????????
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13
?????????????
  • (4)???????(MSQ)

??????????????????????????????
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14
?????????????
  • (5)??????(DCT)

????????????,?????????????,??????????????DCT????
????????????????,??????????
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15
?????????????
  • (6)????(WA)

?????????????,????????????????????????,?????????
???????,????????????????????????????
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16
?????????????
  • (7)??????(NLM)

??????????,?????????????????????????,???????????
?????
??????,???????????z,x???????
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17
?????????????
  • (8)?????(HE)

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18
?????????????
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19
?????????????
  • ??Adaboost?????

Adaboost???????,??????????????????????(????),???
??????????,????????????(????)?
??1)????????,??Adaboost????????????,??????2)
Adaboost??????????,???????????3)??????????,??????
????????
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20
?????????????
  • ??Adaboost?????
  • ????
  • ???Haar????????,????????????????,????????,??????
    ?????????????
  • ????
  • ???????,??????????????????????

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21
???????????
  • ??????????
  • ????????????,??????????????,??????????????????????
    ??????????
  • ????????
  • ??Adaboost?????????
  • ????????????????????

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22
???????????
  • ??Adaboost?????????

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???????????
  • ????????????????

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  • ??????????
  • ???????????????????????
  • ?????????????
  • ???????????????
  • ?????????????
  • ??????????????????
  • ????????????????

24
25
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  • ?????????????

?????,???????,?????????,?????????,?????????????
????????,????????????????????
25
26
???????????
  • ?????????????

?????????
(1)???? ??????????Canny?? (2)??????? ?????????
???????,????????????????,??????
(3)???????? ?????????????? (4)???? (5)????
26
27
???????????
  • ?????????????

???? ????(124) ????(124) ????(124) ????(130) ????(130) ????(130)
???? ??? ??? ???() ??? ??? ???()
0.114 113 11 91.1 105 25 80.7
0.115 112 12 90.3 107 23 82.3
0.116 112 12 90.3 109 21 83.8
0.117 101 13 81.5 110 20 84.6
0.118 109 15 87.9 112 18 86.1
27
28
???????????
  • ???????????????

???????????? ??????(1)???????,???????????????,
??????????????????????(2)?????,?????????????????,?
??????,???????????????,???????????,??????????,????
???????
28
29
???????????
  • ???????????????

???? ????(124) ????(124) ????(124) ????(130) ????(130) ????(130)
???? ??? ??? ???() ??? ??? ???()
0.12 108 16 87.1 64 66 49.2
0.13 107 17 86.3 75 55 57.7
0.14 107 17 86.3 81 49 62.3
0.15 105 19 84.7 94 36 72.3
0.16 99 25 79.8 106 24 81.5
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30
???????????
  • ?????????????

???????????,?????????????????????,???????????,??
???????????????????????????????
30
31
???????????
  • ?????????????

b/a ????(124) ????(124) ????(124) ????(130) ????(130) ????(130)
b/a ??? ??? ???() ??? ??? ???()
0.21 117 7 94.3 75 55 57.7
0.22 112 12 90.3 87 43 66.9
0.23 105 19 84.7 92 38 70.8
0.24 102 22 82.3 100 30 76.9
0.25 99 25 79.8 104 26 80.0
31
32
???????????
  • ??????????????????

??????,????????????,?????,????????,????????????,?
?????
32
33
???????????
  • ??????????????????

??/?? ????(124) ????(124) ????(124) ????(130) ????(130) ????(130)
??/?? ??? ??? ???() ??? ??? ???()
4 98 26 79.0 119 11 91.5
5 103 21 83.4 109 11 91.5
6 106 18 85.5 116 14 89.2
7 108 16 87.1 104 26 80.0
33
34
???????????
  • ????????????????

?????????????,????????????????????
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???????????
  • ????????????

???????? ??????? ??????? ???? ??
????????? 87.9 87.7 11ms ?
??????????? 79.8 81.5 12ms ??
????????? 80 80 10ms ??
????????????? 85 91 14ms ?
??????????? 76.6 65.4 8ms ??
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?????????????
  • ??PERCLOS??????????
  • PERCLOS??
  • PERCLOS(Percentage of Eyelid Closure Over the
    Pupil Time)?????????????????????????????,PERCLOS??
    ???????????,??????????PERCLOS?????????????????????

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?????????????
  • ??PERCLOS??????????
  • PERCLOS????

????PERCLOS??0.4?????????????
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?????????????
??PERCLOS??????????
  • ????
  • ?????????????????10-15?/?,????????,??????????,????
    ????PERCLOS????????????????,????,???????PERCLOS??
    ?,???????????,???????????????
  • ?????????5?/?,?????25?/?

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?????????????
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?????????????
  • ???????????

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???????????
  • ????

??????????????????,?????????????????????????????
,????????????????????????,????????PERCLOS?????????
????????????,???????????????????????
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??????
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??! ???????
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