OwlPPL
A universal probabilistic programming language and accompanying dissertation written for my final year project
Requirements
- Ocaml 4.08
- Opam
Build + Install
git clone https://github.com/anik545/OwlPPL
opam install OwlPPL/ppl
Usage
Simple coin example (in ppl/bin/models/single_coin.ml) - represents flipping a coin 10 times, observing 9 heads, and working out the posterior distribution over the weight of the coin.
open Ppl
let coin_model =
let* coinweight = continuous_uniform 0. 1. in
observe 9 Primitive.(binomial 10 coinweight)
(return coinweight)
let mean = sample_mean ~n:10000 (infer coin_model (MH(1000))) (*0.833*)Documentation
Build locally using dune build @doc in ppl