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Textural Defect Segmentation Using a Fourier-Domain Maximum Likelihood Estimation MethodDepartment of Fiber and Polymer Engineering, National Taiwan University of Science and Technology, Taipei, Taiwan 10672, Republic of China
Department of Fiber and Polymer Engineering, National Taiwan University of Science and Technology, Taipei, Taiwan 10672, Republic of China
Department of Fiber and Polymer Engineering, National Taiwan University of Science and Technology, Taipei, Taiwan 10672, Republic of China
Department of Forensic Science, Central Police University, Kuei-Shan, Taoyuan, Taiwan 33334, Republic of China When automatically inspecting textured surface defects, the most important step is to segment the defects from the background. For complicated textures, however, defect segmentation is still a challenging problem. In this paper, we use a Fourier-domain maximum likelihood estimator (FDMLE) based on the fractional Brownian motion (FBM) model to inspect surface defects of textile fabrics. From the experiments, we obtain good results for defect segmentation, and find the method's performance is invariant under geometric transformation.
Textile Research Journal, Vol. 72, No. 3,
253-258 (2002) |
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