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From the 1 of 5 linked papers with an AI index.

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5 papers

cs.RO2026

CheckVLA: Execution-Time Verification with Action-Conditioned World Model for Long-Horizon Mobile Manipulation

Yushan Liu, Peibo Sun, Xintao Chao +8

The paper introduces CheckVLA, a system that uses a frozen action‑conditioned world model to verify and intervene during long‑horizon mobile manipulation when execution deviates fr…

cs.CV2026

FreeSpec: Training-Free Long Video Generation via Singular-Spectrum Reconstruction

Fangda Chen, Shanshan Zhao, Longrong Yang +3

Video diffusion models perform well in short-video synthesis, but their training-free extension to long videos often suffers from content drift, temporal inconsistency, and over-sm…

cs.RO2026

OA-WAM: Object-Addressable World Action Model for Robust Robot Manipulation

Yushan Liu, Peibo Sun, Shoujie Li +7

World Action Models (WAMs) enhance Vision-Language-Action policies by jointly predicting scene evolution and robot actions, but existing methods usually represent the predicted wor…

cs.IR2026

SWGCN: Synergy Weighted Graph Convolutional Network for Multi-Behavior Recommendation

Fangda Chen, Yueyang Wang, Chaoli Lou +2

Multi-behavior recommendation paradigms have emerged to capture diverse user activities, forecasting primary conversions (e.g., purchases) by leveraging secondary signals like brow…

cs.CV2025

JointTuner: Appearance-Motion Adaptive Joint Training for Customized Video Generation

Fangda Chen, Shanshan Zhao, Chuanfu Xu +1

Recent advancements in customized video generation have led to significant improvements in the simultaneous adaptation of appearance and motion. Typically, decoupling the appearanc…