When Graph Contrastive Learning Backfires: Spectral Vulnerability and Defense in Recommendation

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Zongwei Wang, Min Gao, Junliang Yu, Shazia Sadiq, Hongzhi Yin, Ling Liu

Published: 2026, Last Modified: 05 May 2026ACM Trans. Inf. Syst. 2026EveryoneRevisionsBibTeXCC BY-SA 4.0