softmax: softmax

In oslerinhealth/baker: Bayesian Analysis Kit for Etiology Research

Description

uses logsumexp trick to prevent numerical overflow

Usage

softmax(x)

Arguments

x	a vector of numbers

Examples

softmax2 <- function(x) exp(x) / sum(exp(x))
softmax(c(1, 2, 3) * 1000)  # NaN NaN NaN
softmax2(c(1, 2, 3) * 1000)  # 0 0 1

oslerinhealth/baker documentation built on May 22, 2021, 12:05 p.m.