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Hyeonseo Cho

4 accepted papers

2025

Fast Monte Carlo Tree Diffusion: 100× Speedup via Parallel and Sparse Planning

NeurIPS 2025spotlight

Diffusion models have recently emerged as a powerful approach for trajectory planning. However, their inherently non-sequential nature limits their effectiveness in long-horizon reasoning tasks at test time. The recently proposed Monte Carlo Tree Diffusion (MCTD) offers a promising solution by combi…

Cited by 0SourceScholar
2025

Monte Carlo Tree Diffusion for System 2 Planning

ICML 2025spotlight

Diffusion models have recently emerged as a powerful tool for planning. However, unlike Monte Carlo Tree Search (MCTS)—whose performance naturally improves with inference-time computation scaling—standard diffusion‐based planners offer only limited avenues for the scalability. In this paper, we intr…

Cited by 3SourcePDFScholar
2024

Slow and Steady Wins the Race: Maintaining Plasticity with Hare and Tortoise Networks

ICML 2024poster

This study investigates the loss of generalization ability in neural networks, revisiting warm-starting experiments from Ash & Adams. Our empirical analysis reveals that common methods designed to enhance plasticity by maintaining trainability provide limited benefits to generalization. While reinit…