Subgraph Matching on Multi-Attributed Graphs Based on Contrastive Learning
Bozhi LIU , Xiu FANG , Guohao SUN , Jinhu LU
Journal of Donghua University(English Edition) ›› 2025, Vol. 42 ›› Issue (5) : 523 -533.
Subgraph Matching on Multi-Attributed Graphs Based on Contrastive Learning
Graphs have been widely used in fields ranging from chemical informatics to social network analysis. Graph-related problems become increasingly significant, with subgraph matching standing out as one of the most challenging tasks. The goal of subgraph matching is to find all subgraphs in the data graph that are isomorphic to the query graph. Traditional methods mostly rely on search strategies with high computational complexity and are hard to apply to large-scale real datasets. With the advent of graph neural networks(GNNs), researchers have turned to GNNs to address subgraph matching problems. However, the multi-attributed features on nodes and edges are overlooked during the learning of graphs, which causes inaccurate results in real-world scenarios. To tackle this problem, we propose a novel model called subgraph matching on multiattributed graph network(SGMAN). SGMAN first utilizes improved line graphs to capture node and edge features. Then, SGMAN integrates GNN and contrastive learning(CL) to derive graph representation embeddings and calculate the matching matrix to represent the matching results. We conduct experiments on public datasets, and the results affirm the superior performance of our model.
subgraph matching / graph neural network(GNN) / multi-attributed graph / contrastive learning(CL)
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