16625 Rate this article: No rating GPS World Magazine – October 2011 – Exelis Introduces Software for Extracting Features from LiDAR Data GPS World Magazine – October 2011 – Exelis Introduces Software for Extracting Features from LiDAR Data Please login or register to post comments. Esri.com – September 2011 – Using Automatic 3D Building Extraction to Enhance Your GIS ITT introduces E3De™ - a new product for extracting features from LiDAR data