Novel Class Discovery for 3D Point Cloud Semantic Segmentation

Novel Class Discovery road vegetation base classes vehicle novel classes rider vegetation road rider vehicle vehicle predictions vegetation road supervision unlabelled ? unlabelled ? unlabelled ? Novel Class Discovery vehicle novel classes rider road vegetation base classes Figure 1. Novel Class Discovery for 3D point cloud semantic segmentation seeks to recognise novel classes by clustering unlabelled novel points with similar semantic features and by exploiting only the knowledge of a set of labelled samples corresponding to the base classes.