losses: Calculate losses over multiple data possibilities

Description Usage Arguments Examples

Description

Calculate losses over multiple data possibilities

Usage

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losses(XY_base = c(1, 1, 1, 1), k = 1, f = my_loss,
  strategies = NULL, ...)

Arguments

XY_base

XY data prior to considering K data

k

number of clues sought

f

A loss function

strategies

if only a subset of strategies are examined strategies can be indicated of the form "0-0-1-1" meaning seek one clue for 10 cases and one for 11 cases, or more generally c("1-1-0-0", "0-0-1-1"). Use this option with caution to be sure that naming of strategies is correct and unique

Examples

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my_loss <- function(model){
D <-extract(model, pars='abcd')
return(var(D$abcd[,2]-D$abcd[,1]))
}
losses(f = my_loss)
losses(strategies = c("1-0-0-0","0-0-0-1"))
losses(strategies = c("1-0-0-1"))
losses(strategies = c("1-0-0-1"), k = 2)

macartan/biqq documentation built on May 6, 2019, 6:03 p.m.