Removed logcosh

src/layers/stateless.jl

@@ -74,10 +74,5 @@ https://isaacchanghau.github.io/post/loss_functions/
 """
 poisson(ŷ, y) = sum(ŷ .- y .* log.(ŷ)) *1 // size(y,2)
 
-"""
-    Logcosh Loss function
-"""
-logcosh(ŷ, y) = sum(log.(cosh.(ŷ .- y))) *1 // size(y,2)
-
 hinge(ŷ, y) = sum(max.(0, 1 .-  ŷ .* y)) *1 // size(y,2)
 

test/layers/stateless.jl

@@ -70,11 +70,6 @@ const ϵ = 1e-7
     @test Flux.poisson(y, y1) ≈ 1.0160455586700767
     @test Flux.poisson(y, y) ≈ 0.5044459776946685
   end
-
-  @testset "logcosh" begin
-    @test Flux.logcosh(y, y1) ≈ 0.044340769925940306
-    @test Flux.logcosh(y, y) ≈ 0
-  end
   
   @testset "no spurious promotions" begin
     for T in (Float16, Float32, Float64)