Evoking User Memory: Personalizing LLM via Recollection-Familiarity Adaptive Retrieval. - Yingyi Zhang 001; Junyi Li 001; Wenlin Zhang 001; Penyue Jia; Xianneng Li; Yichao Wang 002; Derong Xu; Yi Wen 001; Huifeng Guo; Yong Liu 020; Xiangyu Zhao 001 (CoRR, 2026)