Chao Li, Gerome Miklau. Optimal error of query sets under the differentially-private matrix mechanism. In Wang Chiew Tan, Giovanna Guerrini, Barbara Catania, Anastasios Gounaris, editors, Joint 2013 EDBT/ICDT Conferences, ICDT '13 Proceedings, Genoa, Italy, March 18-22, 2013. pages 272-283, ACM, 2013. [doi]
Abstract is missing.