Update EWMA cache by removing one observation. O(n) instead of O(n^2).

Update EWMA cache by removing one observation. O(n) instead of O(n^2).

Usage

adult_ewma_cache_update(cache, pos_j)

Arguments

cache

Cache list from adult_ewma_cache_init or previous update

pos_j

Position (index) of the observation to remove

Value

Updated cache list with n-1 observations, or NULL if n would be 0