Flux.jl/src/layers/stateless.jl

# Cost functions

mse(ŷ, y) = sum((ŷ .- y).^2)/length(y)

logloss(ŷ::AbstractVecOrMat, y::AbstractVecOrMat) =
  -sum(y .* log.(ŷ)) / size(y, 2)
simplify organisation 2017-08-19 19:52:29 +00:00			`# Cost functions`

better mse 2017-08-24 10:40:51 +00:00			`mse(ŷ, y) = sum((ŷ .- y).^2)/length(y)`
simplify organisation 2017-08-19 19:52:29 +00:00
loss function tweaks 2017-10-17 16:30:11 +00:00			`logloss(ŷ::AbstractVecOrMat, y::AbstractVecOrMat) =`
			`-sum(y .* log.(ŷ)) / size(y, 2)`