Open Access

ARTICLE

A Normalizing Flow-Based Bidirectional Mapping Residual Network for Unsupervised Defect Detection

Lanyao Zhang¹, Shichao Kan², Yigang Cen³, Xiaoling Chen¹, Linna Zhang^1,*, Yansen Huang^4,5

1 School of Mechanical Engineering, Guizhou University, Guiyang, 550025, China
2 School of Computer Science and Engineering, Central South University, Changsha, 410083, China
3 School of Computer and Information Technology, Beijing Jiaotong University, Beijing, 100044, China
4 College of Civil Engineering, Guizhou University, Guiyang, 550025, China
5 Guizhou Lianjian Civil Engineering Quality Inspection Monitoring Center Co., Ltd., Guiyang, 550025, China

* Corresponding Author: Linna Zhang. Email: