Research Status on Visual Perception System of Pruning Robot for Dormant Fruit Tree

Visual perception system is an important part for pruning robot of dormant fruit tree, which determines pruning quality．To identify challenges and future directions of visual perception system for pruning robot, composition of pruning robot system was described firstly, and then methods of tree branches information collection and identification were summarized．Problems existing in visual perception system of pruning robot were analyzed, and key research directions were pointed out, which provided some references for future pruning robot．