Xinghai Sun, Changhu Wang, Chao Xu, Lei Zhang. Indexing billions of images for sketch-based retrieval. In Alejandro Jaimes, Nicu Sebe, Nozha Boujemaa, Daniel Gatica-Perez, David A. Shamma, Marcel Worring, Roger Zimmermann, editors, ACM Multimedia Conference, MM '13, Barcelona, Spain, October 21-25, 2013. pages 233-242, ACM, 2013. [doi]
Abstract is missing.