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English(EN) On the Encoding of Calendar Features in Covariate-Informed Time Series Foundation Models

研究发现日历编码显著影响时间序列模型准确性

一篇新发表在arXiv上的研究论文,探讨了不同日历特征编码方法对时间序列基础模型(TSFM)准确性的影响。研究人员发现,所选的编码策略显著影响预测准确性,在某些模型-编码组合下,节假日期间的差异高达83%。该研究系统地比较了四种最先进的TSFM在九个不同数据集上的七种日历编码方法,并强调在日历信息提供独特信号的节假日附近,改进最为显著。研究结果表明,由于固定的编码策略,当前的基准测试可能会扭曲模型比较。 AI

影响 强调了特征工程对时间序列模型的重要性,有望提高各领域预测的准确性。

排序理由 发表在arXiv上的学术论文,详细介绍了研究结果。[lever_c_demoted from research: ic=1 ai=1.0]

在 arXiv cs.LG 阅读 →

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研究发现日历编码显著影响时间序列模型准确性

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发表在arXiv上的学术论文,详细介绍了研究结果。[lever_c_demoted from research: ic=1 ai=1.0]
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报道来源 [1]

  1. arXiv cs.LG TIER_1 English(EN) · Alexander Kreusel, Maximilian Beichter, Alexandra Nikoltchovska, Benjamin Sch\"afer, Ralf Mikut, Frederik Zahn, Veit Hagenmeyer ·

    协变量信息时间序列基础模型中的日历特征编码

    arXiv:2610.13676v1 Announce Type: new Abstract: Time series foundation models (TSFMs) increasingly offer covariate support, with calendar information being the most common type of categorical covariate in practice, as it is available for every point in time. However, how these fe…