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A. Bucker

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#artificial intelligence Preprint Aug 2026

Training-Free Action Correction for VLA Model Failures via Language Feedback

CorrectVLA is presented, a framework that translates task-level natural language corrections into additive action magnitude adjustments without modifying policy weights, and succeeds when policies possess strategic correctness and fails when fundamental comprehension is absent, establishing a practical operational boun...

O. Kwon, Pablo Ortega-Kral, A. Bucker et al. · 0 citations
#diffusion models Open access Sep 2026

CHAI – Compliant Human-centered Adaptive Interaction through Diffusion-based Language Trajectory Transformer

CHAI (Compliant Human-centered Adaptive Interaction), a novel language-driven framework for real-time modulation of a robot’s kinematics and mechanical compliance in real-world environments, introduces on-the-fly language-driven impedance (compliance) modulation along both translational and rotational directions.

Junhui Huang, Xingguang Duan, A. Bucker et al. · 0 citations

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