Multilevel intuitive attention neural network for airborne LiDAR point cloud semantic segmentation

Ziyang Wang, Hui Chen, Jing Liu, Jiarui Qin, Yehua Sheng, Lin Yang

Abstract: Highlights•Point-offset mechanism is proposed for feature fusion within the feature map.•Proposed an efficient intuitive attention mechanism.•Using the multi-head intuitive attention achieved cross layer feature exchange.•Proposed an end-to-end airborne point cloud segmentation network.