Jianfeng Qian

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—WeChat is one of the most popular mobile messaging applications worldwide. However, due to the proprietary nature of WeChat, its characteristics and performance impact on cellular networks remain largely unexplored. This paper presents the first measurement study that dissects real-world WeChat traffic in a cellular network. We build ChatDissect, a(More)
In this work we leverage the advantages of the Chord DHT to build a content-based publish-subscribe system that is scalable, self-organizing, and well-performing. However, DHTs provide very good support only for exact-match, equality predicates and range predicates are expected to be very popular when specifying subscriptions in pub/sub systems We will thus(More)
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