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浏览/检索结果: 共17条，第1-10条 帮助 限定条件 发表日期：2021     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Wind speed interval prediction model based on variational mode decomposition and multi-objective optimization 期刊论文 APPLIED SOFT COMPUTING, 2021, 卷号: 113, 页码: 15 作者:  Wang, Jianzhou;  Cheng, Zishu 收藏  |  浏览/下载：12/0  |  提交时间：2022/04/29 Interval prediction  Multi-objective optimization algorithm  Wind speed  Combined models   A novel multiscale forecasting model for crude oil price time series 期刊论文 TECHNOLOGICAL FORECASTING AND SOCIAL CHANGE, 2021, 卷号: 173, 页码: 15 作者:  Li, Ranran;  Hu, Yucai;  Heng, Jiani;  Chen, Xueli 收藏  |  浏览/下载：9/0  |  提交时间：2022/04/02 Crude oil price forecasting  Decomposition-ensemble method  Support vector machine  Multiscale strategy  Complexity analysis   A New Hybrid VMD-ICSS-BiGRU Approach for Gold Futures Price Forecasting and Algorithmic Trading 期刊论文 IEEE TRANSACTIONS ON COMPUTATIONAL SOCIAL SYSTEMS, 2021, 卷号: 8, 期号: 6, 页码: 1357-1368 作者:  Li, Yuze;  Wang, Shouyang;  Wei, Yunjie;  Zhu, Qing 收藏  |  浏览/下载：13/0  |  提交时间：2022/04/02 Gold  Forecasting  Autoregressive processes  Predictive models  Signal resolution  Deep learning  Mathematical model  Algorithmic trading  bidirectional gated recurrent unit (BiGRU)  gold futures price forecasting  variational mode decomposition (VMD)   Improved VMD-FRFT based on initial center frequency for early fault diagnosis of rolling element bearing 期刊论文 MEASUREMENT SCIENCE AND TECHNOLOGY, 2021, 卷号: 32, 期号: 11 作者:  Chen, Guangyi;  Yan, Changfeng;  Meng, Jiadong;  Wang, Huibin;  Wu, Lixiao 收藏  |  浏览/下载：11/0  |  提交时间：2021/10/14 bearing fault detection  initial center frequency  periodic impulses  reciprocal of spectral autocorrelation smoothness index  variational mode decomposition-fractional Fourier transform   Decomposition Methods for Tourism Demand Forecasting: A Comparative Study 期刊论文 JOURNAL OF TRAVEL RESEARCH, 2021, 页码: 18 作者:  Zhang, Chengyuan;  Li, Mingchen;  Sun, Shaolong;  Tang, Ling;  Wang, Shouyang 收藏  |  浏览/下载：4/0  |  提交时间：2022/04/02 tourism demand forecasting  decomposition methods  variational mode decomposition  decomposition and ensemble  machine learning   Fault Identification of Rolling Bearing Using Variational Mode Decomposition Multiscale Permutation Entropy and Adaptive GG Clustering 期刊论文 SHOCK AND VIBRATION, 2021, 卷号: 2021 作者:  He, Tianjing;  Zhao, Rongzhen;  Wu, Yaochun;  Yang, Chao 收藏  |  浏览/下载：2/0  |  提交时间：2021/10/14 Take Bitcoin into your portfolio: a novel ensemble portfolio optimization framework for broad commodity assets 期刊论文 Financial Innovation, 2021, 卷号: 7, 期号: 1 作者:  Li,Yuze;  Jiang,Shangrong;  Wei,Yunjie;  Wang,Shouyang 收藏  |  浏览/下载：17/0  |  提交时间：2021/10/26 Portfolio optimization  Bitcoin  Deep learning  Reinforcement learning  Variational mode decomposition   Early fault feature extraction of rolling bearing based on optimized VMD and improved threshold denoising 期刊论文 Zhendong yu Chongji/Journal of Vibration and Shock, 2021, 卷号: 40, 期号: 13, 页码: 146-153 作者:  Chen, Peng;  Zhao, Xiaoqiang 收藏  |  浏览/下载：5/0  |  提交时间：2022/02/17 Extraction  Feature extraction  Signal processing  Spectrum analysis  Adaptive decomposition  Correlation coefficient  Fault feature extractions  Mode decomposition  Optimization algorithms  Optimization method  Teager energy operators  Threshold de-noising   Microsource Power Coordination Control of MMC-MG via Variational Mode Decomposition 期刊论文 Zhongguo Dianji Gongcheng Xuebao/Proceedings of the Chinese Society of Electrical Engineering, 2021, 卷号: 41, 期号: 5, 页码: 1677-1686 作者:  Xue, Sheng;  Wang, Xinggui;  Li, Xiaoying 收藏  |  浏览/下载：6/0  |  提交时间：2021/06/03 Microgrids  Adaptive Control  Coordinated control strategy  Low-frequency components  Mode decomposition  Modular multilevel converters  Power coordination controls  Utilization rates  Voltage fluctuations   The role of news sentiment in oil futures returns and volatility forecasting: Data-decomposition based deep learning approach 期刊论文 ENERGY ECONOMICS, 2021, 卷号: 95, 页码: 11 作者:  Li, Yuze;  Jiang, Shangrong;  Li, Xuerong;  Wang, Shouyang 收藏  |  浏览/下载：26/0  |  提交时间：2021/04/26 News sentiment  Returns and volatility forecasting  Variational mode decomposition  Deep learning