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Sponsored Artificial Intelligence: A Modern Approach, Global Edition Artificial Intelligence: A Modern Approach, Global Edition

Author

Haowen Guan

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2 papers indexed here

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Review Sep 2026

Video Evidence Indexing: Learning Where to Look from Video Previews for Token-Budgeted Long-Video Question Answering

Long-video question answering is limited by the high cost of visual tokens and by the fixed context width of current VLMs. A long-video question may require broad temporal coverage, but the answer is often supported by only a compact set of moments. To locate these moments efficiently, we propose token-budgeted Video E...

Hao-Wen Guan, Sheng-Zhi Li, Shi-Chao Pei · 0 citations
Conference Open access Jul 2026

Stability Analysis of the “Train-Network” System for Electrical Railways Based on Harmonic Linearization

With the increasing application of power electronic equipment in electrified railways, low-frequency oscillations resulting from impedance interactions between trains and the traction network (TN) have become a significant factor affecting system stability. In passenger–freight mixed railway systems, trains supplied by...

Haowen Guan, Jicheng Fu, Fan Peng et al. · 0 citations

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