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| (a) image |
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| (b) Ground Truth |
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| (c) NFA+RNFA, R =0.90, P = 0.81, F = 0.86 |
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| (d) RNFAEdge, R =0.87, P = 0.88, F = 0.87 |
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| (e) CannyLines, R =0.88, P = 0.86, F = 0.87 |
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| (f) EDLines, R =0.78, P = 0.73, F = 0.75 |
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| (g) LSD, R =0.87, P = 0.81, F = 0.84 |