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cs.IR2026
Structure-Preserving Graph Contrastive Learning for Mathematical Information Retrieval
Chun-Hsi Ku, Hung-Hsuan Chen
This paper introduces Variable Substitution as a domain-specific graph augmentation technique for graph contrastive learning (GCL) in the context of searching for mathematical form…
cs.IR2026
GraphFusionSBR: Denoising Multi-Channel Graphs for Session-Based Recommendation
Jia-Xin He, Hung-Hsuan Chen
Session-based recommendation systems must capture implicit user intents from sessions. However, existing models suffer from issues such as item interaction dominance and noisy sess…