mlsanityData to 14 Oct 2026

Learn Beneficial Noise as Graph Augmentation

arXiv 2505.19024 ↗First posted 25 May 2025cs.LG stat.MLcited by 15

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Abstract (arXiv)

Although graph contrastive learning (GCL) has been widely investigated, it is still a challenge to generate effective and stable graph augmentations. Existing methods often apply heuristic augmentation like random edge dropping, which may disrupt important graph structures and result in unstable GCL performance. In this paper, we propose Positive-incentive Noise driven Graph Data Augmentation (PiNGDA), where positive-incentive noise (pi-noise) scientifically analyzes the beneficial effect of noise under the information theory. To bridge the standard GCL and pi-noise framework, we design a Gaussian auxiliary variable to convert the loss function to information entropy. We prove that the standard GCL with pre-defined augmentations is equivalent to estimate the beneficial noise via the point estimation. Following our analysis, PiNGDA is derived from learning the beneficial noise on both topology and attributes through a trainable noise generator for graph augmentations, instead of the simple estimation. Since the generator learns how to produce beneficial perturbations on graph topology and node attributes, PiNGDA is more reliable compared with the existing methods. Extensive experimental results validate the effectiveness and stability of PiNGDA.

Key facts. Cited by 15 papers in the map (data through 14 Oct 2026). Builds on 38 of its 53 references that are in the map. First posted on arXiv 25 May 2025.

Builds on

38 of 53 references.

References · 38

  1. 2021Learning Transferable Visual Models From Natural Language Supervisioncited by 33,744
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  10. 2014DeepWalk: Online Learning of Social Representationscited by 1,547
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  12. 2020Graph Contrastive Learning with Augmentationscited by 1,208
26 more
  1. 2018Pitfalls of Graph Neural Network Evaluationcited by 1,007
  2. 2020Geom-GCN: Geometric Graph Convolutional Networkscited by 826
  3. 2019Learning Representations by Maximizing Mutual Information Across Viewscited by 734
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  5. 2019DropEdge: Towards Deep Graph Convolutional Networks on Node Classificationcited by 680
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  8. 2020Graph Contrastive Learning with Adaptive Augmentationcited by 519
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  12. 2021ConSERT: A Contrastive Framework for Self-Supervised Sentence Representation Transfercited by 231
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  15. 2021Large-Scale Representation Learning on Graphs via Bootstrappingcited by 186
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  17. 2022Beyond Smoothing: Unsupervised Graph Representation Learning with Edge Heterophily Discriminatingcited by 57
  18. 2020A Framework For Contrastive Self-Supervised Learning And Designing A New Approachcited by 52
  19. 2022Positive-incentive Noisecited by 39
  20. 2023Variational Positive-incentive Noise: How Noise Benefits Modelscited by 38
  21. 2024Enhance Vision-Language Alignment with Noisecited by 34
  22. 2023Neighbor Contrastive Learning on Learnable Graph Augmentationcited by 25
  23. 2024Data Augmentation of Contrastive Learning is Estimating Positive-incentive Noisecited by 25
  24. 2021Training Robust Graph Neural Networks with Topology Adaptive Edge Droppingcited by 20
  25. 2024Why Does Dropping Edges Usually Outperform Adding Edges in Graph Contrastive Learning?cited by 5
  26. 2023Perfect Alignment May be Poisonous to Graph Contrastive Learningcited by 3

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Cited by year (2026 to 14 Oct)

Citing papers per year: 2025: 13; 2026: 2.

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