Graph neural networks

G Corso, H Stark, S Jegelka, T Jaakkola… - Nature Reviews …, 2024 - nature.com
Graphs are flexible mathematical objects that can represent many entities and knowledge
from different domains, including in the life sciences. Graph neural networks (GNNs) are …

Uncertainty quantification over graph with conformalized graph neural networks

K Huang, Y Jin, E Candes… - Advances in Neural …, 2024 - proceedings.neurips.cc
Abstract Graph Neural Networks (GNNs) are powerful machine learning prediction models
on graph-structured data. However, GNNs lack rigorous uncertainty estimates, limiting their …

Conformal prediction sets for graph neural networks

SH Zargarbashi, S Antonelli… - … on Machine Learning, 2023 - proceedings.mlr.press
Despite the widespread use of graph neural networks (GNNs) we lack methods to reliably
quantify their uncertainty. We propose a conformal procedure to equip GNNs with prediction …

Conformalized link prediction on graph neural networks

T Zhao, J Kang, L Cheng - Proceedings of the 30th ACM SIGKDD …, 2024 - dl.acm.org
Graph Neural Networks (GNNs) excel in diverse tasks, yet their applications in high-stakes
domains are often hampered by unreliable predictions. Although numerous uncertainty …

Graph Neural Stochastic Diffusion for Estimating Uncertainty in Node Classification

X Lin, W Zhang, F Shi, C Zhou, L Zou… - … on Machine Learning, 2024 - openreview.net
Graph neural networks (GNNs) have advanced the state of the art in various domains.
Despite their remarkable success, the uncertainty estimation of GNN predictions remains …

Mitigating label noise on graph via topological sample selection

Y Wu, J Yao, X Xia, J Yu, R Wang, B Han… - arXiv preprint arXiv …, 2024 - arxiv.org
Despite the success of the carefully-annotated benchmarks, the effectiveness of existing
graph neural networks (GNNs) can be considerably impaired in practice when the real-world …

Uncertainty in Graph Neural Networks: A Survey

F Wang, Y Liu, K Liu, Y Wang, S Medya… - arXiv preprint arXiv …, 2024 - arxiv.org
Graph Neural Networks (GNNs) have been extensively used in various real-world
applications. However, the predictive uncertainty of GNNs stemming from diverse sources …

SimCalib: Graph Neural Network Calibration Based on Similarity between Nodes

B Tang, Z Wu, X Wu, Q Huang, J Chen, S Lei… - Proceedings of the …, 2024 - ojs.aaai.org
Graph neural networks (GNNs) have exhibited impressive performance in modeling graph
data as exemplified in various applications. Recently, the GNN calibration problem has …

Calibrate Graph Neural Networks under Out-of-Distribution Nodes via Deep Q-learning

W Shi, X Yang, X Zhao, H Chen, Z Tao… - Proceedings of the 32nd …, 2023 - dl.acm.org
Graph neural networks (GNNs) have achieved great success in dealing with graph-
structured data that are prevalent in the real world. The core of graph neural networks is the …

A graph is more than its nodes: Towards structured uncertainty-aware learning on graphs

HHH Hsu, Y Shen, D Cremers - arXiv preprint arXiv:2210.15575, 2022 - arxiv.org
Current graph neural networks (GNNs) that tackle node classification on graphs tend to only
focus on nodewise scores and are solely evaluated by nodewise metrics. This limits …