Peter Matthews, Cliff Changchun Zou. Scene tagging: image-based CAPTCHA using image composition and object relationships. In Dengguo Feng, David A. Basin, Peng Liu, editors, Proceedings of the 5th ACM Symposium on Information, Computer and Communications Security, ASIACCS 2010, Beijing, China, April 13-16, 2010. pages 345-350, ACM, 2010. [doi]
@inproceedings{MatthewsZ10,
title = {Scene tagging: image-based CAPTCHA using image composition and object relationships},
author = {Peter Matthews and Cliff Changchun Zou},
year = {2010},
doi = {10.1145/1755688.1755736},
url = {http://doi.acm.org/10.1145/1755688.1755736},
tags = {rule-based, tagging, composition},
researchr = {https://researchr.org/publication/MatthewsZ10},
cites = {0},
citedby = {0},
pages = {345-350},
booktitle = {Proceedings of the 5th ACM Symposium on Information, Computer and Communications Security, ASIACCS 2010, Beijing, China, April 13-16, 2010},
editor = {Dengguo Feng and David A. Basin and Peng Liu},
publisher = {ACM},
isbn = {978-1-60558-936-7},
}