| uStat11.identity {iMRMC} | R Documentation | 
The kernel is the identity kernel
uStat11.identity(df.input, modalitiesToCompare,
  keyColumns = c("readerID", "caseID", "modalityID", "score"))
| df.input | Data frame of observations, one per row. Columns also identify random and fixed effects. | 
| modalitiesToCompare | The factors identifying the modalities to compare | 
| keyColumns | The required columns |