# Bridging the Sim2real Gap in Robotics with Marius Memmel - #695

Page: https://stenobird.com/podcast/twiml-ai-podcast/bridging-the-sim2real-gap-in-robotics-with-marius-memmel-695
Text version: https://stenobird.com/podcast/twiml-ai-podcast/bridging-the-sim2real-gap-in-robotics-with-marius-memmel-695.md
Podcast: [The TWIML AI Podcast (formerly This Week in Machine Learning & Artificial Intelligence)](https://stenobird.com/podcast/twiml-ai-podcast)
Published: 2024-07-30T18:11:00+00:00
Episode link: https://twimlai.com/podcast/twimlai/bridging-the-sim2real-gap-in-robotics/
Audio file: https://pscrb.fm/rss/p/traffic.megaphone.fm/MLN8822996431.mp3?updated=1722363990
Processing state: failed
JSON: https://stenobird.com/v1/public/podcasts/twiml-ai-podcast/episodes/bridging-the-sim2real-gap-in-robotics-with-marius-memmel-695
Duration seconds: 3441

## Resource

Today, we're joined by Marius Memmel, a PhD student at the University of Washington, to discuss his research on sim-to-real transfer approaches for developing autonomous robotic agents in unstructured environments. Our conversation focuses on his recent ASID and URDFormer papers. We explore the complexities presented by real-world settings like a cluttered kitchen, data acquisition challenges for training robust models, the importance of simulation, and the challenge of bridging the sim2real gap in robotics. Marius introduces ASID, a framework designed to enable robots to autonomously generate and refine simulation models to improve sim-to-real transfer. We discuss the role of Fisher information as a metric for trajectory sensitivity to physical parameters and the importance of exploration and exploitation phases in robot learning. Additionally, we cover URDFormer, a transformer-based model that generates URDF documents for scene and object reconstruction to create realistic simulation environments. The complete show notes for this episode can be found at https://twimlai.com/go/695.

## Actions

- request_transcript: `POST https://stenobird.com/v1/public/podcasts/twiml-ai-podcast/episodes/bridging-the-sim2real-gap-in-robotics-with-marius-memmel-695/transcription-requests` — Idempotently request low-priority transcript generation for this episode.
- read_markdown: `GET https://stenobird.com/podcast/twiml-ai-podcast/bridging-the-sim2real-gap-in-robotics-with-marius-memmel-695.md` — Read the agent-friendly Markdown representation of this episode resource.

A page view does not enqueue transcription. Agents should invoke `request_transcript` explicitly when they need this episode processed.

## Transcript

Full transcripts are not published on public pages unless there is a clear rights basis.