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Chaoxi Niu

13 papers hereh-index 9365 citations17 works total

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

author position
  • first author5
  • middle author6
  • last author2

Across the 13 of 13 papers where every author was matched, so the position is known.

fields
  • cs.LG10
  • cs.CV3

identity via Semantic Scholar / OpenAlex

activity
20192026
most citedAnomalyGFM: Graph Foundation Model for Zero/Few-shot Anomaly Detection

2 citations · 7 across the 13 of their papers we have counts for

collaborators
Showing 2023Show all

2 papers · 1 filter

cs.LG2023★ 1 cited

Graph-level Anomaly Detection via Hierarchical Memory Networks

Chaoxi Niu, Guansong Pang, Ling Chen

Graph-level anomaly detection aims to identify abnormal graphs that exhibit deviant structures and node attributes compared to the majority in a graph set. One primary challenge is…

cs.LG2023

Affinity Uncertainty-based Hard Negative Mining in Graph Contrastive Learning

Chaoxi Niu, Guansong Pang, Ling Chen

Hard negative mining has shown effective in enhancing self-supervised contrastive learning (CL) on diverse data types, including graph CL (GCL). The existing hardness-aware CL meth…

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