Fecha de publicación: 12/01/2023 Fuente: WIPO (eseential oils OR extracts) A method for filtering a point cloud of a four-dimensional radar comprises the steps in which a data processing device: receives an input of raw data of a four-dimensional radar; generates a tensor including position and Doppler information from the raw data; extracts a radar point cloud from the tensor on the basis of a threshold; and removes an abnormal value from the radar point cloud. A range is calculated further using Doppler information of points.