CALL FOR PARTICIPATION: SHREC'13 - 3D Shape Retrieval Contest 2013 (http://www.aimatshape.net/event/SHREC/) and in the context of the EUROGRAPHICS 2013 - Workshop on 3D Object Retrieval, May 11, 2013 (http://3dor2013.di.univr.it/). Tracks The following tracks are organized. For a description of the task, the collections, queries, evaluation, procedures, and time schedule, follow the links or contact the track coordinator. 1. Large-Scale Partial Shape Retrieval using Simulated Range Images Organizers: Ivan Sipiran, Rafael Meruane, Benjamin Bustos (University of Chile), Tobias Schreck (University of Konstanz) Contact: iasipiranm@gmail.com Web page: http://dataset.dcc.uchile.cl. 2. Retrieval of Objects Captured with Low-Cost Depth-Sensing Cameras Organizers: Joćo Machado, Alfredo Ferreira (Technical University of Lisbon) Contact: alfredo.ferreira@ist.utl.pt and joaoprmachado@gmail.com Web page: 3. Retrieval on textured 3D models Organizers: Andrea Cerri and Silvia Biasotti ((CNR-IMATI)) Contact: andrea.cerri@ge.imati.cnr.it and silvia.biasotti@ge.imati.cnr.it Info: Register for the track by sending an email to both Andrea Cerri (email: andrea.cerri@ge.imati.cnr.it) and Silvia Biasotti (email: silvia.biasotti@ge.imati.cnr.it) with the subject "Registration for SHREC13: Retrieval of textured 3D models"; you will receive an answer with the instructions to download the datasets. Web page: http://wwww.ge.imati.cnr.it/shrec13 4. Large Scale Sketch-Based 3D Shape Retrieval Organizers: Bo Li, Yijuan Lu (Texas State University), Afzal Godil (NIST), Tobias Schreck (University of Konstanz) Contact: sketch@nist.gov and li.bo.ntu0@gmail.com Web page: http://www.itl.nist.gov/iad/vug/sharp/contest/2013/SBR/ Organization For information about the contest, the different tracks, the results, etc. see the SHREC home page (http://www.aimatshape.net/event/SHREC/). The results of SHREC13 are presented at the EUROGRAPHICS 2013 - Workshop on 3D Object Retrieval; see http://3dor2013.di.univr.it/ The SHREC organizers are Afzal Godil and Remco Veltkamp. To contact the organizers, send a message to shrec2013 at nist.gov