SR @GoogleDeepMind | PhD student @TUDarmstadt | Prev. @MIT, @Columbia. RL and Robot Learning.

Joined June 2020
One prompt 💬. One simulator. A trained robot policy 🤖. 🚢 HARBOR autonomously builds the task, designs rewards, trains, tunes, and evaluates — end to end. Now accepted at #CoRL2026. From prompt to policy, fully autonomous, 1.5h. 👇
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I’ve always been fascinated by whether robots can keep improving themselves in the real world. We introduce 🔎 FIND: a step toward agentic, reset-free self-improvement—deciding what to do next, evaluating outcomes, and learning continuously. #AgentAI #Robotics #VLA #EmbodiedAI
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📈 55% → 71.9% human-assessed success across 5 independent runs. In a representative 6-hour run, FIND required only 30 scene-recovery interventions. Hours of continuous real-world self-improvement, with minimal human intervention.
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📈 55% → 71.9% human-assessed success across 5 independent runs. In a representative 6-hour run, FIND required only 30 scene-recovery interventions. Hours of continuous real-world self-improvement, with minimal human intervention. 👇
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We’ve tested HARBOR across diverse robot learning tasks, simulators, and embodiments — from tabletop manipulation to humanoid locomotion. #Robotics #ReinforcementLearning #AIAgents #ClaudeCode Here are some of the policies autonomously built and trained by HARBOR 👇
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🚀 Hiring PhDs & Postdocs in Structured Robot Learning & Embodied AI @TUDarmstadt (PEARL Lab) 🤖 We study how structure in the robot–environment system can be exploited to learn robust, adaptive, and generalizable behaviors, beyond black-box policies 🔬 Topics: • Grounding (language → perception → action) • Structured world models • VLA + control + memory • RL (credit assignment, offline→online) • Whole-body & bimanual mobile manipulation 🇪🇺 New EU Lighthouse Project on Generative AI for Robotics + ERC StG SIREN 👉 Full call: tinyurl.com/pearlgenai Please repost 🙏 #RobotLearning #EmbodiedAI #Robotics #MachineLearning #PhDPositions #Postdoc
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Unlike humans who favor a dominant hand for fine dexterous skills, robots should execute ambidextrous manipulation with equal proficiency. Introducing SYMDEX, our algorithm for Ambidextrous Bimanual Manipulation leveraging robot’s inherent bilateral symmetry as an inductive bias.
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Notably, our algorithm naturally scales to multi-arm setup with more complicated symmetry groups!
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🧩Web: supersglzc.github.io/project…, 📷Paper: arxiv.org/abs/2505.05287. It is a pleasure to work with my amazing collaborators Yufeng Jin, @OrdonezApraez and supervisors @GeorgiaChal, @liu_puze, and Claudio Semini.
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Our method significantly outperforms other diffusion-based methods on high-dimensional control benchmarks, and is also competitive with state-of-the-art non-diffusion based RL methods while requiring fewer algorithmic design choices and smaller update-to-data ratios!
I am happy to share that our work ‘DIME: Diffusion-Based Maximum Entropy Reinforcement Learning’ has been accepted to ICML 2025. Many thanks to my colleagues and collaborators @softraeh, @DenBless94, @BruceGeLi, @DPalenicek, @Jan_R_Peters, @GeorgiaChal,@geri_neumann
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Zechu Li retweeted
Meet our first general-purpose robot at @DexmateAI dexmate.ai/vega Adjustable height from 0.66m to 2.2m: compact enough for an SUV, tall enough to reach those impossible high shelves. Powerful dual arms (15lbs payload each) and omni-directional mobility for ultimate versatility. More videos showcasing Vega in action coming this week! Stay tuned to see this robot partner.
Introducing Vega: 🤖 @DexmateAI's newest robot that makes complex manipulation tasks simple. ✨ A step closer to intelligence and automation. 🚀 🎥 Watch now: youtu.be/PecqfiJNwQI #Robotics #AI #Automation
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