Internal function for rolling up and down

roll(
  column,
  fun = c,
  include_self = TRUE,
  predicates = "biolink:subclass_of",
  direction = "up",
  ...
)

Arguments

column: The node column to draw rollup or rolldown information from.
fun: The aggregation function to use when rolling up or down. Default is c
include_self: Whether to include each nodes' value in column in the rollup/rolldown for that node.
predicates: A vector of relationship predicates (nodes in g are subjects in the KG), indicating which edges to consider in the rollup/rolldown. Should be transitive; default biolink:subclass_of
direction: Whether to roll up or down.
...: Other parameters (unused)