Data identification method and system for laser point cloud modeling

The invention relates to the technical field of data identification of laser point cloud modeling, and discloses a data identification method and system of laser point cloud modeling, and the method comprises the steps: obtaining to-be-identified laser point cloud modeling data; performing data cleaning on the to-be-identified laser point cloud modeling data, and extracting quality information of the laser point cloud modeling data after data cleaning; performing quality scoring on the to-be-identified laser point cloud modeling data according to the quality information of the laser point cloud modeling data; determining a quality grade of the laser point cloud modeling data according to a relationship between the quality score of the laser point cloud modeling data and a preset quality score of the laser point cloud modeling data; and according to a relationship between the quality grade of the laser point cloud modeling data and a preset quality grade, identifying whether the laser point cloud modeling data