M2A: Multimodal Memory Agent with Dual-Layer Hybrid Memory for Long-Term Personalized Interactions. - Junyu Feng; Binxiao Xu; Jiayi Chen; Mengyu Dai; Cenyang Wu; Haodong Li; Bohan Zeng; Yunliu Xie; Hao Liang 017; Ming Lu 002; Wentao Zhang 001 (CoRR, 2026)