Items where Author is "Liu, Jia"

Zhu, Bin B. and Yan, Jeff and Li, Qiujie and Yang, Chao and Liu, Jia and Xu, Ning and Yi, Meng and Cai, Kaiwei (2010) Attacks and design of image recognition CAPTCHAs. In: CCS '10 Proceedings of the 17th ACM conference on Computer and communications security :. ACM, New York, pp. 187-200. ISBN 9781450302449