SPARTA v2.2.2: graph structural operators and null models for characterizing spatial tissue architecture in spatial omics (code, node tables and results)
SPARTA poses two graph structural operators on one spatial graph: a source–sink minimum cut for migrating immune cells and a screened diffusion–absorption field for a molecular-sized in silico probe, with calibrated surrogate tests, patient-level inference and structural null models. Release v2.2.2 accompanies the manu...