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Robust prototype-aware representation refinement for LLM-based sequential recommendation

delete2026-03-22
delete0
PRE
AI
J
Jie Ma
J
Jiwei Qin *
Y
Yanping Chen
Q
Qiangsheng Feng
S
Shengquan Liu
DOI:10.1016/j.patcog.2026.113550delete
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摘要

摘要

En 中文
• PRLSR具有三个模块:LLM Augmentation、LAFF和PGRC。 • PRLSR从用户-物品交互序列中提炼细粒度的行为模式。 • LLM augmentation模块利用提示(prompts)生成物品表示并对齐序列编码器。 • LAFF通过抑制低振幅频率分量来消除冗余。 • PGRC通过簇内注意力(intra-cluster attention)和原型引导对比学习(prototype-guided contrastive learning)提升聚类效果。
Keyword:
LLM augmentation
LAFF
PGRC
sequential recommendation
prototype-aware refinement

期刊

Pattern Recognition 封面图
Pattern Recognition
IF:
7.6
论文数:
1.3W
被引数:
4.5W

机构

X
Xinjiang University
学者数:
1.4W
论文数: 8.7K
被引数: 1.1W
G
Guizhou University
学者数:
3.3K
论文数: 1.1K
被引数: 1.6W
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