D. K. Ufuktepe, J. Collins, E. Ufuktepe, J. Fraser, T. Krock, and K. Palaniappan. Learning-based shadow Detection in Aerial Imagery Using Automatic Training Supervision from 3D Point Clouds. IEEE/CVF International Conference on Computer Vision Workshops (ICCVW), Workshop on Analysis of Aerial Motion Imagery (WAAMI), October 2021.