Author

Yirun Sun

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Preprint Aug 2026

Reconfiguration-Complete Motion Primitives with Constructive Planning for Deformable Planar Modular Robots

This letter introduces a square-cell abstraction that maps deformable rhombus modules to fixed-size grid cells while retaining physically interpretable local motions through two primitives, pivoting and shearing, and proves that every non-straight edge-connected configuration can be transformed to a fixed canonical sta...

Jie Gu, Tingting Wang, Hong Gao et al. · 0 citations

Open access Jul 2026

Analysis of influencing factors for frailty in geriatric syndrome patients and the impact of frailty decompensation on major adverse events

This study identifies multisystem risk factors for frailty progression, proposes an exploratory, internally derived LVEF threshold for identifying frailty decompensation, and confirms that decompensation significantly increases the risk of urinary incontinence and healthcare burden.

Yirun Sun, Xiang-Qian Liu, Conggao Zhang et al. · PeerJ · 0 citations