@inproceedings{ale2012a ,author = "Alexandre, Lu{\'i}s A." ,title = "{3D} Descriptors for Object and Category Recognition: a Comparative Evaluation" ,booktitle = "Workshop on Color-Depth Camera Fusion in Robotics at the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS)" ,address = "Vilamoura, Portugal" ,month = "October" ,year = "2012" }