BotHP combines a dual-encoder (graph and MLP) with prototype-guided clustering to pre-train graph bot detectors, improving F1 by 1.3-6.0 points on TwiBot-20 and MGTAB.
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Boosting Bot Detection via Heterophily-Aware Representation Learning and Prototype-Guided Cluster Discovery
BotHP combines a dual-encoder (graph and MLP) with prototype-guided clustering to pre-train graph bot detectors, improving F1 by 1.3-6.0 points on TwiBot-20 and MGTAB.