A three-stage pavement image crack detection framework with positive sample augmentation

Qingsong Song, Liming Liu, Na Lu, Yan Zhang, Ravie Chandren Muniyandi, Yisheng An

Abstract: Highlights•Proposed a crack image augmentation method based on a novel GAN model.•Designed a three-stage detection framework to locate cracks in pixel from coarse to fine.•Verified necessity of the augmentation and feasibility of the proposed framework.