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Hua Geng

5 accepted papers

2026

Eliciting Complex Spatial Reasoning in MLLMs through Wide-Baseline Matching

CVPR 2026

Wide-baseline matching (WBM) requires integrating geometric understanding, viewpoint changes, fine-grained perception, and occlusion reasoning, making it a challenging testbed for spatial reasoning in multimodal large language models (MLLMs) deployed in physical environments. However, current MLLMs

Cited by 0SourceScholar
2026

Unlocking the Power of Critical Factors for 3D Visual Geometry Estimation

CVPR 2026

Feed-forward visual geometry estimation has recently made rapid progress. However, an important gap remains: multi-frame models usually produce better cross-frame consistency, yet they often underperform strong per-frame methods on single-frame accuracy. This observation motivates our systematic inv

Cited by 0SourcecodeScholar
2025

Tilted Quantile Gradient Updates for Quantile-Constrained Reinforcement Learning

AAAI 2025technical

Safe reinforcement learning (RL) is a popular and versatile paradigm to learn reward-maximizing policies with safety guarantees. Previous works tend to express the safety constraints in an expectation form due to the ease of implementation, but this turns out to be ineffective in maintaining safety…

2022

Fixed-Time Dynamic Surface Control for Pneumatic Manipulator System With Unknown Disturbances

RA-L 2022

In this article, a new nonlinear disturbance observer (NDO) based fixed-time dynamic surface control (FTDSC) approach is developed to achieve desired trajectory tracking control performances of the pneumatic manipulator system driven by pneumatic artificial muscles (PAMs). To achieve active disturba

Cited by 29SourceScholar