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基于CEEMDAN-GRU混合多尺度模型的欧盟碳价预测研究

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基于碳价特有的非线性非平稳和多尺度特征,构建CEEMDAN-GRU混合多尺度模型,对碳价进行非线性预测,并进行样本外期限异质性检验.结果显示,相比EMD、CEEMD技术与LSTM、BP所构建的混合模型而言,CEEMDAN-GRU模型能有效捕捉碳价多尺度时频特征,实现分解误差的有效降低,预测误差RMSE、MAE、MAPE仅为1.0218、0.6815和0.0110,碳价预测精度优于基准模型,特别是短期预测效果呈现良好的稳健性.
Forecasting European Carbon Price Based on CEEMDAN-GRU Hybrid Multi-scale Model
Based on the nonlinear,non-stationary and multi-scale characteristics of carbon prices,a CEEMDAN-GRU hybrid forecasting model was constructed to perform nonlinear prediction of carbon price,and the out-of-sample term heterogeneity prediction was used to examine its robustness.The results showed that compared with the hybrid models constructed by EMD,CEEMD technologies,and LSTM-BP models,the CEEMDAN-GRU model can effectively capture the multi-scale time-frequency characteristics of carbon prices,with the forecasting errors of RMSE,MAE and MAPE reaching 1.021 8,0.681 5 and 0.011 0 respectively.The carbon price fore-casting accuracy was superior to the benchmark models,especially the short-term forecasting performance.

carbon pricepredictionCEEMDAN-GRU modelmulti-scale

云坡、周映彤、杨玉

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合肥大学经济与管理学院,安徽合肥 230601

安徽建筑大学经济与管理学院,安徽合肥 230601

碳价 预测 CEEMDAN-GRU模型 多尺度

安徽省哲学社会科学规划青年项目

AHSKQ2022D040

2024

安徽建筑大学学报
安徽建筑工业学院

安徽建筑大学学报

影响因子:0.354
ISSN:2095-8382
年,卷(期):2024.32(2)
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