信息网络安全
基于梯度提升模型的行为式验证码人机识别
欧阳志友, 孙孝魁
Human-machine Behavior Recognition for CAPTCHA Based on Gradient Boosting Model
Zhiyou OUYANG, Xiaokui SUN
信息网络安全 . 2017, (9): 143 -146 .  DOI: 10.3969/j.issn.1671-1122.2017.09.033