数字图像处理--灰度形态学 (英文)
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TNW-IST Quantitative Imaging
f)
TNW-IST Quantitative Imaging a
maxf(a,5)
maxf(a,9)
TNW-IST Quantitative Imaging a minf(a,5)
minf(a,9)
TNW-IST Quantitative Imaging
TNW-IST Quantitative Imaging
TNW-IST Quantitative Imaging
TNW-IST Quantitative Imaging
TNW-IST Quantitative Imaging dilation
erosion
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14 TNW-IST Quantitative Imaging
dilation erosion
closing opening
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16 f
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20 TNW-IST Quantitative Imaging
Estimate the background
Assume I
black
=0
and divide by
the background
Subtract the
background
()
,
white
x y
TNW-IST Quantitative Imaging
21 size = 3
size = 3 size = 7
size = 7
size = 13 size = 13
size = 27
size = 27
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TNW-IST Quantitative Imaging
f –∇2f
dyg B f teg B f rag B f
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27
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30
TNW-IST Quantitative Imaging
f |∇f|
dyr
B f ter
B
f rar
B
f
31
TNW-IST Quantitative Imaging
dyr +B f dyr –B f
SG B f
TNW-IST Quantitative Imaging
32 B
B
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33 2
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36 A B C D
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37 scale-space
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