TY - RPRT TI - Covariance Nonstationarity is Evident in Spatial Transcriptomics and Provides a New Categorization of Spatially Varying Genes AU - Velidi, P. AU - Wei, Z. AU - Nathoo, F. PY - 2026 DO - 10.64898/2026.08.10.743911 UR - https://www.biorxiv.org/content/10.64898/2026.08.10.743911v1 ID - 10.64898/2026.08.10.743911 ER -