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ͼÏñÌݶÈ: G(x,y) = dx(i,j) + dy(i,j);
dx(i,j) = I(i+1,j) - I(i,j);
dy(i,j) = I(i,j+1) - I(i,j);
2Â¥2016-03-01 15:37:15
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2Â¥: Originally posted by jamesAB at 2016-03-01 15:37:15
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ͼÏñÌݶÈ: G(x,y) = dx(i,j) + dy(i,j);
dx(i,j) = I(i+1,j) - I(i,j);
dy(i,j) = I(i,j+1) - I(i,j);

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3Â¥: Originally posted by ×ݺá9º£ at 2016-03-01 17:25:16
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7Â¥: Originally posted by jamesAB at 2016-03-02 16:29:38
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ya−yb =¦²xi(A(xi)T (xi)−A(xi−1)T (xi))
=¦²xiA(xi)(T (xi)−T (xi+1))
=¦²xiA(xi)∇T (xi).
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8Â¥2016-03-02 16:51:01
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jamesAB

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ÒýÓûØÌû:
8Â¥: Originally posted by ×ݺá9º£ at 2016-03-02 16:51:01
ya−yb =¦²xi(A(xi)T (xi)−A(xi−1)T (xi))
=¦²xiA(xi)(T (xi)−T (xi+1))
=¦²xiA(xi)∇T (xi).
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9Â¥: Originally posted by jamesAB at 2016-03-03 08:29:29
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