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cs.RO2026
ReTrace: Cross-Stage Failure Attribution for Self-Improving Robotic Manipulation
Yue Yu, Bin Zhu, Junhui Li +3
General-purpose multimodal foundation models are increasingly capable of directly controlling robots, yet improving their manipulation capabilities through autonomous interaction r…
cs.RO2026
Restoring Linguistic Grounding in VLA Models via Train-Free Attention Recalibration
Ninghao Zhang, Bin Zhu, Shijie Zhou +1
Vision-Language-Action (VLA) models enable robots to perform manipulation tasks directly from natural language instructions and are increasingly viewed as a foundation for generali…