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Main Authors: Chen, Chao, Li, Xujia, Hong, Dongsheng, Lin, Shanshan, Liao, Xiangwen, Liu, Chuanyi, Chen, Lei
Format: Preprint
Published: 2026
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Online Access:https://arxiv.org/abs/2603.01941
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author Chen, Chao
Li, Xujia
Hong, Dongsheng
Lin, Shanshan
Liao, Xiangwen
Liu, Chuanyi
Chen, Lei
author_facet Chen, Chao
Li, Xujia
Hong, Dongsheng
Lin, Shanshan
Liao, Xiangwen
Liu, Chuanyi
Chen, Lei
contents The challenges of training and inference in few-shot environments persist in the area of graph representation learning. The quality and quantity of labels are often insufficient due to the extensive expert knowledge required to annotate graph data. In this context, Few-Shot Graph Learning (FSGL) approaches have been developed over the years. Through sophisticated neural architectures and customized training pipelines, these approaches enhance model adaptability to new label distributions. However, compromises in \textcolor{black}{the model's} robustness and interpretability can result in overfitting to noise in labeled data and degraded performance. This paper introduces the first explanation-in-the-loop framework for the FSGL problem, called BAED. We novelly employ the belief propagation algorithm to facilitate label augmentation on graphs. Then, leveraging an auxiliary graph neural network and the gradient backpropagation method, our framework effectively extracts explanatory subgraphs surrounding target nodes. The final predictions are based on these informative subgraphs while mitigating the influence of redundant information from neighboring nodes. Extensive experiments on seven benchmark datasets demonstrate superior prediction accuracy, training efficiency, and explanation quality of BAED. As a pioneer, this work highlights the potential of the explanation-based research paradigm in FSGL.
format Preprint
id arxiv_https___arxiv_org_abs_2603_01941
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle BAED: a New Paradigm for Few-shot Graph Learning with Explanation in the Loop
Chen, Chao
Li, Xujia
Hong, Dongsheng
Lin, Shanshan
Liao, Xiangwen
Liu, Chuanyi
Chen, Lei
Machine Learning
The challenges of training and inference in few-shot environments persist in the area of graph representation learning. The quality and quantity of labels are often insufficient due to the extensive expert knowledge required to annotate graph data. In this context, Few-Shot Graph Learning (FSGL) approaches have been developed over the years. Through sophisticated neural architectures and customized training pipelines, these approaches enhance model adaptability to new label distributions. However, compromises in \textcolor{black}{the model's} robustness and interpretability can result in overfitting to noise in labeled data and degraded performance. This paper introduces the first explanation-in-the-loop framework for the FSGL problem, called BAED. We novelly employ the belief propagation algorithm to facilitate label augmentation on graphs. Then, leveraging an auxiliary graph neural network and the gradient backpropagation method, our framework effectively extracts explanatory subgraphs surrounding target nodes. The final predictions are based on these informative subgraphs while mitigating the influence of redundant information from neighboring nodes. Extensive experiments on seven benchmark datasets demonstrate superior prediction accuracy, training efficiency, and explanation quality of BAED. As a pioneer, this work highlights the potential of the explanation-based research paradigm in FSGL.
title BAED: a New Paradigm for Few-shot Graph Learning with Explanation in the Loop
topic Machine Learning
url https://arxiv.org/abs/2603.01941