HEIMDALL: Disentangling tokenizer design for robust transfer in single-cell foundation models
Ellie Haber, Shahul Alam, Nicholas Ho, Renming Liu, Evan Trop, Shaoheng Liang, Muyu Yang, Spencer Krieger, Jian Ma
This paper introduces HO_SCPLOWEIMDALLC_SCPLOW, a framework to analyze tokenizer design in scFMs, showing that specific tokenization choices improve generalization under distribution shift.
bioRxiv · Nov 9, 2025 · PreprintBioinformatics