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Qianzhong Chen

8 accepted papers

2026

Dual-Process Distribution Calibration: Bridging Slow-Fast Thinking for Few-Shot Learning

IJCAI 2026

Artificial intelligence models typically perform well on large-scale datasets, yet their effectiveness tends to degrade in real-world scenarios with scarce data, such as medical diagnostics. In contrast, humans can learn and reason effectively from few examples. Even when novel objects differ signif

Cited by 0Scholar ↗
2026

GRAD-NAV++: Vision-Language Model Enabled Visual Drone Navigation With Gaussian Radiance Fields and Differentiable Dynamics

RA-L 2026

Autonomous drones capable of interpreting and executing high-level language instructions in unstructured environments remain a long-standing goal. Yet existing approaches are constrained by their dependence on hand-crafted skills, extensive parameter tuning, or computationally intensive models unsui

Cited by 12Source ↗code ↗Scholar ↗
2026

SARM: Stage-Aware Reward Modeling for Long Horizon Robot Manipulation

ICLR 2026poster

Large-scale robot learning has made progress on complex manipulation tasks, yet long-horizon, contact-rich problems—especially those involving deformable objects—remain challenging due to inconsistent demonstration quality. We propose a stage-aware, video-based reward modeling framework that jointly…

Cited by 58Source ↗code ↗Scholar ↗
2025

ARCH: Hierarchical Hybrid Learning for Long-Horizon Contact-Rich Robotic Assembly

CoRL 2025poster

Generalizable long-horizon robotic assembly requires reasoning at multiple levels of abstraction. While end-to-end imitation learning (IL) is a promising approach, it typically requires large amounts of expert demonstration data and often struggles to achieve the high precision demanded by assembly…

Cited by 0Source ↗Scholar ↗
2025

Autotuning Bipedal Locomotion MPC with GRFM-Net for Efficient Sim-to-Real Transfer

IROS 2025

Bipedal locomotion control is essential for humanoid robots to navigate complex, human-centric environments. While optimization-based control designs are popular for integrating sophisticated models of humanoid robots, they often require labor-intensive manual tuning. In this work, we address the ch

Cited by 1Source ↗Scholar ↗
2025

GRaD-Nav: Efficiently Learning Visual Drone Navigation with Gaussian Radiance Fields and Differentiable Dynamics

IROS 2025

Autonomous visual navigation is an essential element in robot autonomy. Reinforcement learning (RL) offers a promising policy training paradigm. However, existing RL methods suffer from high sample complexity, poor sim-to-real transfer, and limited runtime adaptability. These problems are particular

Cited by 7Source ↗code ↗Scholar ↗
2025

ParticleFormer: A 3D Point Cloud World Model for Multi-Object, Multi-Material Robotic Manipulation

CoRL 2025poster

3D world models (i.e., learning-based 3D dynamics models) offer a promising approach to generalizable robotic manipulation by capturing the underlying physics of environment evolution conditioned on robot actions. However, existing 3D world models are primarily limited to single-material dynamics us…

Cited by 0Source ↗code ↗Scholar ↗
2023

Simultaneous Spatial and Temporal Assignment for Fast UAV Trajectory Optimization Using Bilevel Optimization

RA-L 2023

In this letter, we propose a framework for fast trajectory planning for unmanned aerial vehicles (UAVs). Our framework is reformulated from an existing bilevel optimization, in which the lower-level problem solves for the optimal trajectory with a fixed time allocation, whereas the upper-level probl

Cited by 8Source ↗Scholar ↗