Iteratively remove anchors exceeding a supplied effect threshold

Usage

eyeprocess_irt_anchor_purification(
  items,
  effect_fun,
  initial = items$item_id,
  threshold = 0.1,
  max_iter = 10L
)

Arguments

items: Item-parameter data frame or item collection.
effect_fun: Function that computes the anchor-screening effect.
initial: Initial value, state, or anchor set.
threshold: Decision or diagnostic threshold.
max_iter: Maximum number of iterations.

Value

An object of class "eye_irt_anchor_purification", stored as a named list, with components "anchors", "history", "threshold". It contains iteratively remove anchors exceeding a supplied effect threshold and associated metadata or diagnostics needed to interpret the result.