Fig. 3From: Deconstruction waste management through 3d reconstruction and bim: a case studyAn example of reconstructing 3D point cloud (A point cloud is a set of data points in some coordinate system. In a three-dimensional coordinate system, these points are usually defined by X, Y, and Z coordinates, and often are intended to represent the external surface of an object. Point clouds may be created by 3D scanners (Wikipedia))Back to article page