activity
20202025
most citedLearning Graph Structures with Transformer for Multivariate Time Series Anomaly Detection in IoT

22 citations · 45 across the 8 of their papers we have counts for

collaborators

8 papers

cs.AI2025

Large Language Models as Virtual Survey Respondents: Evaluating Sociodemographic Response Generation

Jianpeng Zhao, Chenyu Yuan, Weiming Luo +6

Questionnaire-based surveys are foundational to social science research and public policymaking, yet traditional survey methods remain costly, time-consuming, and often limited in…

cs.GT2024

Optimized Cost Per Click in Online Advertising: A Theoretical Analysis

Kaichen Zhang, Zixuan Yuan, Hui Xiong

In recent years, Optimized Cost Per Click (OCPC) and Optimized Cost Per Mille (OCPM) have emerged as the most widely adopted pricing models in the online advertising industry. Howe…

econ.GN2023★ 1 cited

The Impact of Generative Artificial Intelligence on Market Equilibrium: Evidence from a Natural Experiment

Kaichen Zhang, Zixuan Yuan, Hui Xiong

Generative artificial intelligence (AI) exhibits the capability to generate creative content akin to human output with greater efficiency and reduced costs. This groundbreaking cap…

cs.AI2021

Learning to Walk with Dual Agents for Knowledge Graph Reasoning

Denghui Zhang, Zixuan Yuan, Hao Liu +2

Graph walking based on reinforcement learning (RL) has shown great success in navigating an agent to automatically complete various reasoning tasks over an incomplete knowledge gra…

cs.LG2021★ 1 cited

Multi-Domain Transformer-Based Counterfactual Augmentation for Earnings Call Analysis

Zixuan Yuan, Yada Zhu, Wei Zhang +3

Earnings call (EC), as a periodic teleconference of a publicly-traded company, has been extensively studied as an essential market indicator because of its high analytical value in…

cs.CR2021★ 1 cited

Cyberphysical Sequencing for Distributed Asset Management with Broad Traceability

Joshua Siegel, Gregory Falco

Cyber-Physical systems (CPS) have complex lifecycles involving multiple stakeholders, and the transparency of both hardware and software components' supply chain is opaque at best.…

cs.LG2021★ 22 cited

Learning Graph Structures with Transformer for Multivariate Time Series Anomaly Detection in IoT

Zekai Chen, Dingshuo Chen, Xiao Zhang +2

Many real-world IoT systems, which include a variety of internet-connected sensory devices, produce substantial amounts of multivariate time series data. Meanwhile, vital IoT infra…

cs.CL2020★ 20 cited

E-BERT: A Phrase and Product Knowledge Enhanced Language Model for E-commerce

Denghui Zhang, Zixuan Yuan, Yanchi Liu +3

Pre-trained language models such as BERT have achieved great success in a broad range of natural language processing tasks. However, BERT cannot well support E-commerce related tas…