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Youngdo Lee

3 accepted papers

2026

FlashSAC: Fast and Stable Off-Policy Reinforcement Learning for High-Dimensional Robot Control

RSS 2026poster

Simulation-based reinforcement learning (RL) is central for robotic control when expert demonstrations are unavailable. However, scaling RL to high-dimensional robots remains challenging. On-policy methods such as PPO are reliable but require large amounts of simulation because they discard past dat…

Cited by 0SourceScholar
2026

Selectively Extracting and Injecting Visual Attributes into Text-to-Image Models

CVPR 2026

Text-to-image models are increasingly utilized in design workflows, but articulating nuanced design intentions solely through text remains a challenge. This work proposes a method that extracts visual attributes from a reference image and injects them directly into the generation pipeline. Specifica

Cited by 0SourceScholar
2025

Hyperspherical Normalization for Scalable Deep Reinforcement Learning

ICML 2025spotlight

Scaling up the model size and computation has brought consistent performance improvements in supervised learning. However, this lesson often fails to apply to reinforcement learning (RL) because training the model on non-stationary data easily leads to overfitting and unstable optimization. In resp…

Cited by 0SourcePDFScholar