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Zikai Song

2 papers indexed

arxivcs.AI2026-07-24

Semiotic logical hexagon theory for LLM logical reasoning

Yunyao Zhang, Xinglang Zhang, Zeliang Chen, Junqing Yu, Zikai Song

Large language models (LLMs) have become powerful tools for language understanding and logical reasoning. However, they still make mistakes when a problem requires both understanding meaning and following logic. A key reason is that natural-language statements often carry implici…

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arxivcs.CV2026-06-25

SubdivAR: Autoregressive Next-Scale Prediction for Neural Mesh Subdivision

Huipeng Guo, Zikai Song, Hang Long, Jielei Zhang, Wenbing Li, Junkai Lin, et al.

Mesh subdivision is a fundamental operation for converting coarse, editable meshes into high-resolution surfaces, with broad applications in digital asset creation. Classical rule-based schemes rely on fixed local refinement rules and often produce over-smoothed surfaces. Recent…

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