@misc{cryptoeprint:2008:347, author = {Chengfang Fang and Ee-Chien Chang}, title = {Information Leakage in Optimal Anonymized and Diversified Data}, howpublished = {Cryptology ePrint Archive, Report 2008/347}, year = {2008}, url = {http://eprint.iacr.org/2008/347}, }