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Figure 2Model Reconstruction: The key idea here is that attackers can recreate the model by probing the public API and gradually improve their own model by using it as Oracle. A recent paper (https://www.usenix.org/system/files/conference/usenixsecurity16/sec16_paper_tramer. Pdf) shows that this attack seems to be effective for most artificial intelligence algorithms, including support vector machines, random forests and deep neural networks.五十年代初，北京某中学。新学年开始后，同学之间有团结友爱，也有矛盾纠葛。团支书郑波一直关注着从孤儿院长大的呼玛丽，杨蔷云给刚得了学习奖章的李春提了点意见，为郑波没得奖章鸣不平，为此二人争执起来。一天，郑波巧遇报社编缉田林，他们愉快地回忆起北京解放前夕一起做地下工作时的情景。看完苏联电影《幸福的生活》后，李春起哄，出同学吴长福的洋相，受到袁老师批评。杨蔷云在老师启发下，主动帮助出身腐朽家庭的同学苏宁，当她听说苏宁与呼玛丽进了教堂祈祷，气得眼泪都出来了，但当她知晓苏宁童年的不幸经历后惊呆了。　　Just what is it to be an orbit with 4 different poles?父母之间为了让彼此都能保有这两个孩子，为他们两人订下婚约，让他们开始同居生活。这就是黄月海长评的全部内容。