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Li Li, Yujie Wei, Qi Feng, Fang Liu, Bin Liu and Beichen Pu
Molecular dynamics (MD) is an important method for studying the molecular and atomic scale of cement (geopolymer)-based composites which provides an effective method for the optimal design of cementitious materials. In this paper, the research progress o...
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Yujie Fang, Juan Chen and Zhengxuan Xue
This paper takes 50 ETF options in the options market with high transaction complexity as the research goal. The Random Forest (RF) model, the Long Short-Term Memory network (LSTM) model, and the Support Vector Regression (SVR) model are used to predict ...
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Hao Zhang, Hong Li, Qingzhu Zhang, Yujie Zhang, Weiqi Zhang, Xuezhong Wang, Fang Bi, Fahe Chai, Jian Gao, Lingshuo Meng, Ting Yang, Yizhen Chen, Qi Cheng and Fenmei Xia
Atmospheric volatile organic compounds (VOCs) measurement was carried out using gas chromatography-flame ionization detector (GC-FID) technique (Airmo VOCs online analyzer) in a typical urban area in Beijing from April 2014 to January 2015. Ambient level...
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