Yongsen Zheng
2 indexed papers
Recent (6 mo)
2With code
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226
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AI×2Info Retrieval×1HCI×1Crypto×1
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2026
MemMorph: Tool Hijacking in LLM Agents via Memory Poisoning
MemMorph introduces a novel memory poisoning attack that biases LLM agent tool selection by injecting crafted records into the agent's long-term memory, achieving high success rates even against modern defenses.
HyCoRec: Hypergraph-Enhanced Multi-Preference Learning for Alleviating Matthew Effect in Conversational Recommendation
This paper proposes HyCoRec, a method to alleviate the Matthew effect in conversational recommendation by learning multi-aspect preferences.
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Papers
cs.IRcs.AIcs.HCEmpiricalRecentJul 20, 2026
HyCoRec: Hypergraph-Enhanced Multi-Preference Learning for Alleviating Matthew Effect in Conversational Recommendation
Yongsen Zheng, Ruilin Xu, Ziliang Chen, Guohua Wang +3 more
This paper proposes HyCoRec, a method to alleviate the Matthew effect in conversational recommendation by learning multi-aspect preferences.
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cs.CRcs.AIRecent