Wei Xia

Old Wine in A New Bottle: A Homogeneous Fraud Sites Discovery Framework

2021 · 2021 7th International Conference on Computer and Communications (ICCC)

Internet fraud is a serious threat to the normal order of the Internet, endangering the personal and property safety of its users. Nowadays in China, the most rampant forms of Internet fraud include false winning, …

Attention and DCT based Global Context Modeling for Text-independent Speaker Recognition

2022 · arXiv (Cornell University)

Learning an effective speaker representation is crucial for achieving reliable performance in speaker verification tasks. Speech signals are high-dimensional, long, and variable-length sequences containing diverse information at each time-frequency (TF) location. The standard convolutional layer …

Set-to-Sequence Ranking-based Concept-aware Learning Path Recommendation

2023 · arXiv (Cornell University)

With the development of the online education system, personalized education recommendation has played an essential role. In this paper, we focus on developing path recommendation systems that aim to generating and recommending an entire learning …

OSN Bots Traffic Transformer : MAE-Based Multimodal Social Bots Behavior Pattern Mining

2024

In recent years, online social networks (OSN) have rapidly gained popularity worldwide, becoming important platforms for information dissemination. Cyber manipulators use OSN bots to disseminate harmful information and manipulate public opinion, which can engage in …