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FreSia: Frequency-semantic instantiation and alignment for multivariate time series analysis

Large Language Models (LLMs) have shown strong potential in multivariate time series forecasting and anomaly detection. Existing studies predominantly inject temporal information into LLMs via direct numerical tokenization or heuristic textual descriptions. However, LLMs still face difficulty in perceiving the underlyi...

Yu-Bo Wang, Hui He, He-Zhe Qiao et al. · 0 citations
Review Sep 2026

Beyond the Beam: Constructive Repair and Candidate Completion for Generative Recommendation

Generative recommenders retrieve items by generating identifiers, but a valid identifier can remain outside the beam after catalog expansion. This raises two connected questions: which failures can identifier assignment repair, and how should retrieval proceed beyond the initial beam? We characterize assignment repair...

Zi-Jun Zhao, Peng Zhang, Gang Zhang et al. · 0 citations

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