pyro-ppl/pyro

Implement ARM

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#1,290 opened on Aug 6, 2018

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discussionenhancementhelp wanted

Description

This seems like a great gradient estimator for discrete latents:

https://arxiv.org/abs/1807.11143

It would be good to think through how difficult this would be to do in Pyro.

Contributor guide

Tech stack
pythonpytorch
Domain
machine learningai
Issue type
feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
5
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
over 1 week
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
stale
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
unclear
Prerequisites
PythonPyroPyTorchGradient estimation
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
10
Research direction
Review the ARM paper (arXiv:1807.11143) and understand its gradient estimator. Explore Pyro's existing discrete latent variable support and gradient estimation mechanisms in pyro/contrib or pyro/ops. Discuss with maintainers to scope the implementation effort. No PRs or comments exist yet.
Implement ARM · pyro-ppl/pyro#1290 | Good First Issue