Merge a7b9998 into 9f4dcce

TuringLang · Jun 21, 2021 · 6521e3b · 6521e3b
2 parents 9f4dcce + a7b9998
commit 6521e3b
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/ess.jl b/src/ess.jl
@@ -28,6 +28,12 @@ the effective sample size of MCMC chains.
 
 The algorithm is the same as the one of [`ESSMethod`](@ref) but this method uses fast
 Fourier transforms (FFTs) for estimating the autocorrelation.
+
+!!! info
+    To be able to use this method, you have to load a package that implements the
+    [AbstractFFTs.jl](https://github.com/JuliaMath/AbstractFFTs.jl) interface such
+    as [FFTW.jl](https://github.com/JuliaMath/FFTW.jl) or
+    [FastTransforms.jl](https://github.com/JuliaApproximation/FastTransforms.jl).
 """
 struct FFTESSMethod <: AbstractESSMethod end