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Yifan Zhong

10 accepted papers

2026

DexGraspVLA: A Vision-Language-Action Framework Towards General Dexterous Grasping

AAAI 2026technical

Dexterous grasping remains a fundamental yet challenging problem in robotics. A general-purpose robot must be capable of grasping diverse objects in arbitrary scenarios. However, existing research typically relies on restrictive assumptions, such as single-object settings or limited environments, sh

Cited by 0SourcePDFScholar
2026

DexKnot: Generalizable Visuomotor Policy Learning for Dexterous Bag-Knotting Manipulation

ICRA 2026poster

Knotting plastic bags is a common task in daily life, yet it is challenging for robots due to the bags' infinite degrees of freedom and complex physical dynamics. Existing methods often struggle in generalization to unseen bag instances or deformations. To address this, we present DexKnot, a framewo…

2025

Falcon: Fast Visuomotor Policies via Partial Denoising

ICML 2025poster

Diffusion policies are widely adopted in complex visuomotor tasks for their ability to capture multimodal action distributions. However, the multiple sampling steps required for action generation significantly harm real-time inference efficiency, which limits their applicability in real-time decisio…

Cited by 0SourcePDFScholar
2025

In-Context Editing: Learning Knowledge from Self-Induced Distributions

ICLR 2025poster

In scenarios where language models must incorporate new information efficiently without extensive retraining, traditional fine-tuning methods are prone to overfitting, degraded generalization, and unnatural language generation. To address these limitations, we introduce Consistent In-Context Editing…

2024

CivRealm: A Learning and Reasoning Odyssey in Civilization for Decision-Making Agents

ICLR 2024spotlight

The generalization of decision-making agents encompasses two fundamental elements: learning from past experiences and reasoning in novel contexts. However, the predominant emphasis in most interactive environments is on learning, often at the expense of complexity in reasoning. In this paper, we int…

2024

Maximum Entropy Heterogeneous-Agent Reinforcement Learning

ICLR 2024spotlight

*Multi-agent reinforcement learning* (MARL) has been shown effective for cooperative games in recent years. However, existing state-of-the-art methods face challenges related to sample complexity, training instability, and the risk of converging to a suboptimal Nash Equilibrium. In this paper, we pr…

Cited by 18SourcePDFScholar
2024

Off-Agent Trust Region Policy Optimization

IJCAI 2024poster

Leveraging the experiences of other agents offers a powerful mechanism to enhance policy optimization in multi-agent reinforcement learning (MARL). However, contemporary MARL algorithms often neglect experience sharing possibilities or adopt a simple approach via direct parameter sharing. Our work e…

Cited by 0SourcePDFScholar
2024

Panacea: Pareto Alignment via Preference Adaptation for LLMs

NeurIPS 2024poster

Current methods for large language model alignment typically use scalar human preference labels. However, this convention tends to oversimplify the multi-dimensional and heterogeneous nature of human preferences, leading to reduced expressivity and even misalignment. This paper presents Panacea, an…

Cited by 32SourcePDFScholar
2023

Safety Gymnasium: A Unified Safe Reinforcement Learning Benchmark

NeurIPS 2023poster

Artificial intelligence (AI) systems possess significant potential to drive societal progress. However, their deployment often faces obstacles due to substantial safety concerns. Safe reinforcement learning (SafeRL) emerges as a solution to optimize policies while simultaneously adhering to multiple…

Cited by 73SourcePDFScholar
2022

FormLM: Recommending Creation Ideas for Online Forms by Modelling Semantic and Structural Information

EMNLP 2022main

Online forms are widely used to collect data from human and have a multi-billion market. Many software products provide online services for creating semi-structured forms where questions and descriptions are organized by predefined structures. However, the design and creation process of forms is sti…

Cited by 1SourcePDFScholar