الباحثون

Yang Song

المنشورات 5

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Rethinking Visual Provenance: Detection and Watermarking Across Direct Visual Generation and LLM-Driven Code Rendering

Zheng Gao, Xiaoyu Li, Zhicheng Bao وآخرون · 2026

AI systems create images and videos with image/video generation models or by writing code and graphics descriptions that are then rendered. These routes can produce similar visible artifacts but expose different representations, intervention points, and provenance evidence. We develop a production-centered framework th …

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GR-LIO: A Local Ground-Aware LiDAR-Inertial Odometry System Using Body-to-Ground Height

Zhixin Zhang, Yang Song, Liang Zhao وآخرون · 2026

LiDAR-inertial odometry (LIO) is widely used for state estimation in ground-based autonomous mobile robots. However, the geometric constraints provided by the local ground surface remain largely underexploited in existing LIO systems. This paper proposes a filter-based local ground-aware LIO framework that explicitly i …

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Identifying Temporal Features within Transcoders for Time Sensitive Factual Recall

Large Language Models (LLMs) suffer from temporal misalignment, often due to the contradictory nature of their training corpora. While current mitigation strategies rely on computationally expensive fine-tuning or context-heavy retrieval augmented generation (RAG), the internal mechanisms governing time-sensitive recal …

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Same Words, Different Actions: Paired Turn-Taking Evaluation under Rewritten Dialogue Contexts

Shuofeng Zhao, Hongwei Cai, Wenke Fan وآخرون · 2026

Real-time spoken dialogue systems must distinguish interruptions that require yielding the floor from backchannels that permit continued speaking. Existing benchmarks typically score events independently and may therefore assign high scores to systems with fixed action preferences rather than context-sensitive decision …

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