Beyond Conditional Computation: Retrieval-Augmented Genomic Foundation Models with Gengram. - Huinan Xu; Xuyang Feng; Junhong Chen; Junchen Liu; Kaiwen Deng; Kai Ding; Shengning Long; Jiaxue Shuai; Zhaorong Li; Shiping Liu; Guirong Xue; Zhan Xiao (CoRR, 2026)