Developing an Algorithm for Buildings Extraction and Determining Changes from Airborne LiDAR, and Comparing with R-CNN Method from Drone Images. - Saied Pirasteh; Pejman Rashidi; Heidar Rastiveis; Shengzhi Huang; Qing Zhu; Guoxiang Liu 001; Yun Li; Jonathan Li 001; Erfan Seydipour (Remote. Sens., 2019)