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Logarithm of the sum of exponentials.

Source: R/misc.R
logsumexp.Rd

A more numerically stable equivalent to log(sum(exp(x)))

Usage

logsumexp(x)

Source

https://en.wikipedia.org/wiki/LogSumExp#log-sum-exp_trick_for_log-domain_calculations

Arguments

x

a vector of values

Value

log(sum(exp(x)))