To cite package ‘COMMOTR’ in publications use: Liu Z (2026). _COMMOTR: Screening Cell-Cell Communication in Spatial Transcriptomics via Collective Optimal Transport_. R package version 1.0.0, . A BibTeX entry for LaTeX users is @Manual{, title = {COMMOTR: Screening Cell-Cell Communication in Spatial Transcriptomics via Collective Optimal Transport}, author = {Zaoqu Liu}, year = {2026}, note = {R package version 1.0.0}, url = {https://github.com/zaoqu-liu/commotr}, }