Detecting People in Large Crowded Spaces using 3D Data from Multiple Cameras Topics: Camera Networks and Vision; Features Extraction; Object Detection and Localization; Segmentation and Grouping; Shape Representation and Matching In Proceedings of the 11th Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications - Volume 4 VISAPP: VISAPP, 218-225, 2016 , Rome, Italy