1 code implementation • 14 Apr 2021 • Jie Shen, Jiajun Zhou, Yunyi Xie, Shanqing Yu, Qi Xuan
In this paper, we present a novel approach to analyze user's behavior from the perspective of the transaction subgraph, which naturally transforms the identity inference task into a graph classification pattern and effectively avoids computation in large-scale graph.
no code implementations • 16 Feb 2021 • Yunyi Xie, Jie Jin, Jian Zhang, Shanqing Yu, Qi Xuan
With the wide application of blockchain in the financial field, the rise of various types of cybercrimes has brought great challenges to the security of blockchain.
no code implementations • 18 Nov 2020 • Jinyin Chen, Yunyi Xie, Jian Zhang, Xincheng Shu, Qi Xuan
In this paper, we introduce time-series snapshot network (TSSN) which is a mixture network to model the interactions among users and developers.
Social and Information Networks