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  1. 1381

    Macroscopic and Microscopic Characterization of the Effect of “Activation” Process on the Performance of Buton Rock Asphalt-Modified Asphalt by Yafei Li, Meng Guo, Xu Liu

    Published 2020-01-01
    “…In the process of using Buton rock asphalt- (BRA-) modified asphalt, in order to improve the utilization rate of Buton rock asphalt and the performance of the modified asphalt, this paper puts forward the process of “activation” treatment of Buton rock asphalt, that is, grinding and heating of BRA to make natural asphalt precipitate. …”
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  15. 1395

    A game theory-assisted machine learning methodology for subscriber churn behaviors detection by Ye OUYANG, Aidong YANG, Fanyu MENG

    Published 2020-06-01
    “…At the end of November 2019,China officially implemented the number portability policy (MNP) that has been in trial for 9 years.The policy will strengthen the liquidity and competitiveness of the telecommunication market,making the problem of subscriber churn more prominent.A game theory-assisted machine learning methodology was proposed,verified and commercialized timely,which could help mobile network operator (MNO) actively respond to competition in the MNP market.The proposed methodology provides MNO with a machine learning model to detect subscriber portability and give differentiated treatment.Experimental results show that the proposed methodology can guide MNOs to make a targeted MNP strategy,and precisely identify “abnormal” subscribers who tend to churn-out and potential new subscribers who may churn-in.In addition,the proposed methodology has been successfully commercialized,greatly improving the marketing efficiency of operators,increasing user satisfaction,and reducing the loss of users by about 50% for a tier-1 MNO in China.…”
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  16. 1396
  17. 1397

    Multilevel Attention and Multiscale Feature Fusion Network for Author Classification of Chinese Ink-Wash Paintings by Wei Jiang, Xianglian Meng, Ji Xi

    Published 2022-01-01
    “…Finally, the multi-level deep supervision strategy is utilized to optimize the model for better performance. …”
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  18. 1398
  19. 1399

    Innovative Research on Teaching Method of Taekwondo in College Elective Courses under the Background of Big Data by Yahui Chang, Su Meng, Hong Chao

    Published 2022-01-01
    “…Experimental research shows that compared with traditional Taekwondo teaching methods, the performance of university Taekwondo teaching based on data mining (D M I) in the context of B D A is more than 20% higher, which fully reflects its feasibility and the innovation of traditional Taekwondo teaching methods needs to be solved urgently.…”
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