P1 Regime-switching H (loadings) REJECTED (Apr 13 2026) LL -2,158 vs P0 alone; Feldkircher overfitting warning confirmed P2a Duration-dependent TPM NEUTRAL (Apr 13 2026) LL +85 vs P0 alone ...
A comprehensive, production-quality interactive dashboard for time-series analysis, forecasting, and anomaly detection. Built as a single-file HTML application with embedded CSS and JavaScript, ...
A commercial building's energy bill jumped 40% last quarter, and the facilities team wants to know: is next month going to be worse? They have three years of monthly kWh readings sitting in a ...
本内容遵循CC 4.0 BY-SA版权协议 记忆口诀：p越小，落在置信区间外，越拒绝原假设。 时序部分需要铺垫的知识非常多，相信这次应该说清楚了假设检验相关的基础知识。 作业：自行构造数据集 ...
本内容遵循CC 4.0 BY-SA版权协议 本文介绍了如何使用Python的statsmodels库进行ARIMA模型构建，以时间序列数据——太阳黑子数据为例。首先进行了单位根检验和Ljung-Box检验，确定数据的平稳性和无自 ...
Celestial objects exhibit a wide range of variability in brightness at different wavebands. Surprisingly, the most common methods for characterizing time series in statistics—parametric autoregressive ...
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