Fig. 1. Flow chart of printed fabric defect detection

Fig. 2. Theory of golden image subtraction

Fig. 3. Images of printed fabrics. (a) Spot printed fabrics; (b) flower printed fabrics; (c) irregular printed fabrics

Fig. 4. Detection results of templates with different sizes. (a) Printed fabrics without defect; (b) printed fabrics with defect; (c) template G with size of 2 pixel×2 pixel; (d) template G with size of 5 pixel×5 pixel; (e) template G with size of 10 pixel×10 pixel; (f) template G with size of 15 pixel×15 pixel

Fig. 5. Defect detection results of partial printed fabrics. (a1)(b1)(c1) Referenced images of different fabric types; (a2)(b2)(c2) defective printed fabrics; (a3)(b3)(c3) detection results of GMM; (a4)(b4)(c4) detection results of our method

Table 1. Relative offsetpixel

Table 2. Detection time of different methodss