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researcher

Zhichao Han

4 papers here

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • middle author4

Across the 4 of 4 papers where every author was matched, so the position is known.

fields
  • cs.LG4
ORCID 0000-0003-2195-5706
same name
  • Zhichao Han — 20 papers, h 13
  • Zhichao Han — 9 papers, h 7
  • Zhichao Han — 2 papers, h 1

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20212023
most citedModelling graph dynamics in fraud detection with "Attention"

5 citations · 8 across the 4 of their papers we have counts for

collaborators

4 papers

cs.LG2023

BenchTemp: A General Benchmark for Evaluating Temporal Graph Neural Networks

Qiang Huang, Jiawei Jiang, Xi Susie Rao +10

To handle graphs in which features or connectivities are evolving over time, a series of temporal graph neural networks (TGNNs) have been proposed. Despite the success of these TGN…

cs.LG2022★ 1 cited

BRIGHT -- Graph Neural Networks in Real-Time Fraud Detection

Mingxuan Lu, Zhichao Han, Susie Xi Rao +6

Detecting fraudulent transactions is an essential component to control risk in e-commerce marketplaces. Apart from rule-based and machine learning filters that are already deployed…

cs.LG2022★ 5 cited

Modelling graph dynamics in fraud detection with "Attention"

Susie Xi Rao, Clémence Lanfranchi, Shuai Zhang +7

At online retail platforms, detecting fraudulent accounts and transactions is crucial to improve customer experience, minimize loss, and avoid unauthorized transactions. Despite th…

cs.LG2021★ 2 cited

Graph Neural Networks in Real-Time Fraud Detection with Lambda Architecture

Mingxuan Lu, Zhichao Han, Zitao Zhang +2

Transaction checkout fraud detection is an essential risk control components for E-commerce marketplaces. In order to leverage graph networks to decrease fraud rate efficiently and…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.