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Zhipeng Xie

7 accepted papers

2026

S²-VLA: State-Space Guided Vision-Language-Action Models for Long-Horizon Manipulation

IJCAI 2026

Vision-Language-Action (VLA) models have demonstrated strong capabilities in robotic manipulation, but their performance degrades significantly in long-horizon tasks due to cumulative error propagation. This limitation largely arises from static feature fusion mechanisms that rely on fixed weights t

Cited by 0Scholar
2024

Discriminative Language Model as Semantic Consistency Scorer for Prompt-based Few-Shot Text Classification

COLING 2024main

A successful prompt-based finetuning method should have three prerequisites: task compatibility, input compatibility, and evidence abundance. Bearing this belief in mind, this paper designs a novel prompt-based method (called DLM-SCS) for few-shot text classification, which utilizes the discriminati…

2022

A Graph Convolutional Network with Adaptive Graph Generation and Channel Selection for Event Detection

AAAI 2022technical

Graph convolutional networks have been successfully applied to the task of event detection. However, existing works rely heavily on a fixed syntactic parse tree structure from an external parser. In addition, the information content extracted for aggregation is determined simply by the (syntactic) e…

2018

Avoidance of High-Speed Obstacles Based on Velocity Obstacles

ICRA 2018poster

For obstacles moving with high speeds, existing motion planning methods can rarely guarantee collision avoidance. This paper proposes a viable two-period velocity obstacle algorithm where one period predicts potential collisions within a limited time horizon, and the second period foresees collision…

Cited by 20SourceScholar