image03

image03 Results

Bellow we show the resulting images for the Color Wide Line detector (CWLD) for test image 03.

Table I - Circular Kernel

(a) Imagem Original
(b) Image filtered with Epanechnikov filter using 5x5 mask
(c) Image after manual line selection using a paint application.
(d) Distance using thinning and matching borders with lines perpendicular to the thinned wideline pixels.
(e) CWLD algorithm response using the CIE L*a*b* 1976 delta-E and no line filter, i.e. no bright or dark lines selection.
(f) CWLD algorithm response using the CIE L*a*b* 1976 delta-E and a bright line filter selection.
(g) CWLD algorithm response using the CIE L*a*b* 1976 delta-E and a dark line filter selection.
(h) CWLD algorithm response using the CIE L*a*b* 1994 delta-E and no line filter, i.e. no bright or dark lines selection.
(i) CWLD algorithm response using the CIE L*a*b* 2000 delta-E and no line filter, i.e. no bright or dark lines selection.
(j) CWLD algorithm response using the CIE L*a*b* 2000 delta-E and a bright line filter selection.
(k) CWLD algorithm response using the CIE L*a*b* 2000 delta-E and a dark line filter selection.
(l) CWLD algorithm response using the CMC (l, c) 1984 delta-E and no line filter, i.e. no bright or dark lines selection.
(m) CWLD algorithm response using the CIE L* delta-E and no line filter, i.e. no bright or dark lines selection.
(n) CWLD algorithm response using the CIE L* delta-E and a bright line filter selection.
(o) CWLD algorithm response using the CIE L* delta-E and a dark line filter selection.
(p) CWLD algorithm response using the grayscale delta-E and no line filter, i.e. no bright or dark lines selection. Note that here the threshold t is calculatedas the standard wld algorithm.
(q) CWLD algorithm response using the grayscale delta-E and a bright line filter selection. Note that here the threshold t is calculated as the standard wld algorithm.
(r) CWLD algorithm response using the grayscale delta-E and a dark line filter selection. Note that here the threshold t is calculated as the standard wld algorithm.
(s) CWLD algorithm response using the RGB delta-E and no line filter (bright or dark) selection.

Table II - Ellipsoid Kernel



(a) Imagem Original
(b) Image filtered with Epanechnikov filter using 5x5 mask
(c) Image after manual line selection using a paint application.
(d) Distance using thinning and matching borders with lines perpendicular to the thinned wideline pixels.
(e) CWLD algorithm response using the CIE L*a*b* 1976 delta-E and no line filter, i.e. no bright or dark lines selection.
(f) CWLD algorithm response using the CIE L*a*b* 1976 delta-E and a bright line filter selection.
(g) CWLD algorithm response using the CIE L*a*b* 1976 delta-E and a dark line filter selection.
(h) CWLD algorithm response using the CIE L*a*b* 1994 delta-E and no line filter, i.e. no bright or dark lines selection.
(i) CWLD algorithm response using the CIE L*a*b* 2000 delta-E and no line filter, i.e. no bright or dark lines selection.
(j) CWLD algorithm response using the CIE L*a*b* 2000 delta-E and a bright line filter selection.
(k) CWLD algorithm response using the CIE L*a*b* 2000 delta-E and a dark line filter selection.
(l) CWLD algorithm response using the CMC (l, c) 1984 delta-E and no line filter, i.e. no bright or dark lines selection.
(m) CWLD algorithm response using the CIE L* delta-E and no line filter, i.e. no bright or dark lines selection.
(n) CWLD algorithm response using the CIE L* delta-E and a bright line filter selection.
(o) CWLD algorithm response using the CIE L* delta-E and a dark line filter selection.
(p) CWLD algorithm response using the grayscale delta-E and no line filter, i.e. no bright or dark lines selection. Note that here the threshold t is calculatedas the standard wld algorithm.
(q) CWLD algorithm response using the grayscale delta-E and a bright line filter selection. Note that here the threshold t is calculatedas the standard wld algorithm.
(r) CWLD algorithm response using the grayscale delta-E and a dark line filter selection. Note that here the threshold t is calculatedas the standard wld algorithm.
(s) CWLD algorithm response using the RGB delta-E and no line filter (bright or dark) selection.

Table III - Gaussian Kernel
(a) Imagem Original
(b) Image filtered with Epanechnikov filter using 5x5 mask
(c) Image after manual line selection using a paint application.
(d) Distance using thinning and matching borders with lines perpendicular to the thinned wideline pixels.
(e) CWLD algorithm response using the CIE L*a*b* 1976 delta-E and no line filter, i.e. no bright or dark lines selection.
(f) CWLD algorithm response using the CIE L*a*b* 1976 delta-E and a bright line filter selection.
(g) CWLD algorithm response using the CIE L*a*b* 1976 delta-E and a dark line filter selection.
(h) CWLD algorithm response using the CIE L*a*b* 1994 delta-E and no line filter, i.e. no bright or dark lines selection.
(i) CWLD algorithm response using the CIE L*a*b* 2000 delta-E and no line filter, i.e. no bright or dark lines selection.
(j) CWLD algorithm response using the CIE L*a*b* 2000 delta-E and a bright line filter selection.
(k) CWLD algorithm response using the CIE L*a*b* 2000 delta-E and a dark line filter selection.
(l) CWLD algorithm response using the CMC (l, c) 1984 delta-E and no line filter, i.e. no bright or dark lines selection.
(m) CWLD algorithm response using the CIE L* delta-E and no line filter, i.e. no bright or dark lines selection.
(n) CWLD algorithm response using the CIE L* delta-E and a bright line filter selection.
(o) CWLD algorithm response using the CIE L* delta-E and a dark line filter selection.
(p) CWLD algorithm response using the grayscale delta-E and no line filter, i.e. no bright or dark lines selection. Note that here the threshold t is calculatedas the standard wld algorithm.
(q) CWLD algorithm response using the grayscale delta-E and a bright line filter selection. Note that here the threshold t is calculatedas the standard wld algorithm.
(r) CWLD algorithm response using the grayscale delta-E and a dark line filter selection. Note that here the threshold t is calculatedas the standard wld algorithm.
(s) CWLD algorithm response using the RGB delta-E and no line filter (bright or dark) selection.
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