Open Access

ARTICLE

Visualization for Explanation of Deep Learning-Based Defect Detection Model Using Class Activation Map

Hyunkyu Shin¹, Yonghan Ahn², Mihwa Song³, Heungbae Gil³, Jungsik Choi^4,*, Sanghyo Lee^5,*

1 Center for AI Technology in Construction, Hanyang University ERICA, Ansan, 15588, Korea
2 School of Architecture and Architectural Engineering, Hanyang University ERICA, Ansan, 15588, Korea
3 ICT Convergence Research Division, Korea Expressway Corporation Research Institute, Hwaseong, 18489, Korea
4 Department of Architecture, College of Engineering, Kangwon National University, Samcheok, 25913, Korea
5 Division of Smart Convergence Engineering, Hanyang University ERICA, Ansan, 15588, Korea

* Corresponding Authors: Jungsik Choi. Email: ; Sanghyo Lee. Email: