hemorrhage
发表于 2025-3-26 23:59:10
Predicting Model of Crude Oil Price Combining Stochastic Time Effective and Factorization Machine Bel. The forecasting results are compared with other methods including neural network and factorization machine based neural network. And the predicting performance are evaluated through the Mean Absolute Error (MAE), Root Mean Square Error (RMSE) and Mean Absolute Percentage Error (MAPE) accuracy measures.
dilute
发表于 2025-3-27 04:55:49
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缓和
发表于 2025-3-27 09:21:53
Conference proceedings 2020l economic research, industrial competitiveness, regional industrial structure, national industrial economic security theory and empirical research. Successfully combining theory and practice, the book gathers the outcomes of the “6th International Conference on Industrial Economics System and Indus
diabetes
发表于 2025-3-27 10:22:35
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谁在削木头
发表于 2025-3-27 14:13:35
Optimization of Urban Electric Vehicle Rental Station Layout,special form in the lower model a bi-level programming model to describe the city electric car rental point layout optimization problem, and solve the model. Finally, a numerical example is given to validate the model. The results show that the method is effective and feasible.
accessory
发表于 2025-3-27 19:41:15
Income Distribution of PPP Mode in Transportation Infrastructure Construction, and designs and corrects the PPP model stakeholder the income distribution model based on the Shapley value method. The X urban rail transit project is taken as an example of empirical research. Analyze the influencing factors and correct the income distribution model.
哪有黄油
发表于 2025-3-28 01:55:18
How the Convergence Happens Between Industries of High-Speed Rail Transportation and Express Deliveindustries. This paper concludes that the rapid development of China’s express industry is not only inseparable from the promotion of industrial integration, but also accelerate the process of industrial convergence.
patella
发表于 2025-3-28 04:32:52
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喊叫
发表于 2025-3-28 08:40:38
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微粒
发表于 2025-3-28 11:21:58
Cluster Analysis of the Internet Industry Development in Different Regions of China Based on Improvf Internet development level in various provinces of China based on the imbalance of Internet popularization in China’s provinces, and analyze the shortcomings and causes of Internet development in each province in detail. Finally, we recommend the corresponding policy suggestions in view of addressing issues mentioned.