مقایسهٔ روشها
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| Autoformer: ترنسفورمر تجزیهکننده برای پیشبینی سریهای زمانی بلندمدت× | مدل آریما (میانگین متحرک یکپارچه خودرگرسیو)× | TimesNet: مدلسازی تغییرات دوبعدی زمانی برای سریهای زمانی× | |
|---|---|---|---|
| حوزه≠ | یادگیری عمیق | اقتصادسنجی | یادگیری عمیق |
| خانواده≠ | Machine learning | Regression model | Machine learning |
| سال پیدایش≠ | 2021 | 2015 | 2023 |
| پدیدآور≠ | Haixu Wu et al. (Tsinghua) | Box & Jenkins (Box-Jenkins methodology) | Haixu Wu et al. |
| نوع≠ | Decomposition-based deep forecasting model | Univariate time-series model | 2D convolutional time-series model |
| منبع بنیادین≠ | Wu, H., Xu, J., Wang, J., & Long, M. (2021). Autoformer: Decomposition transformers with auto-correlation for long-term series forecasting. NeurIPS, 34. link ↗ | Box, G. E. P., Jenkins, G. M., Reinsel, G. C. & Ljung, G. M. (2015). Time Series Analysis: Forecasting and Control (5th ed.). Wiley. ISBN: 978-1118675021 | Wu, H., Hu, T., Liu, Y., Zhou, H., Wang, J., & Long, M. (2023). TimesNet: Temporal 2D-variation modeling for general time series analysis. ICLR. link ↗ |
| نامهای دیگر≠ | Auto-Correlation Transformer, Decomposition Transformer, Series Decomposition Forecaster, Oto-Korelasyon Ayrışım Transformer | Box-Jenkins model, ARIMA(p,d,q), ARIMA Modeli | Temporal 2D-Variation Network, TimesNet Model, 2D Time-Series Network, Zamansal 2B Varyasyon Ağı |
| مرتبط≠ | 4 | 5 | 2 |
| خلاصه≠ | Autoformer is a deep learning architecture for long-term time-series forecasting, introduced by Wu et al. from Tsinghua University at NeurIPS 2021. It replaces the standard self-attention mechanism with an Auto-Correlation mechanism that exploits periodic dependencies in the frequency domain, and embeds a progressive series decomposition block throughout the encoder and decoder to separately model trend and seasonal components. | ARIMA is a univariate time-series forecasting model that combines autoregressive, integrated (differencing), and moving-average components to predict a single continuous series from its own past. It is the centrepiece of the Box-Jenkins methodology set out in Box, Jenkins, Reinsel & Ljung's Time Series Analysis (5th ed., 2015). | TimesNet is a general-purpose time-series model introduced by Wu et al. at ICLR 2023. Its central idea is that univariate or multivariate time series can be reinterpreted as collections of two-dimensional temporal maps by reshaping the 1D signal according to its dominant periodicities, detected via Fast Fourier Transform. This 1D-to-2D transformation exposes both intraperiod patterns (within one cycle) and interperiod trends (across cycles), enabling powerful 2D convolutional architectures to model temporal variation. |
| ScholarGateمجموعهداده ↗ |
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