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As one of the most popular instant messaging applications on smart devices, mobile QQ contains kinds of user data which even includes the evidence information of important investigation, so forensic analysis for mobile QQ is significant. Aiming at this situation, at first, this paper introduced the basic information about Android system and mobile QQ, and the research status of forensic model and...
The Alibaba mobile recommendation competition aims at predicting the purchase behavior of users with the real users-commodities behavior data on Alibaba's m-commerce platform. In this paper, we regarded it as binary classification problems for each user/item pair, explored several important factors that closely related to purchase behaviors, extracted useful features from the data set, and made predictions...
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