Science Discovery

Volume 13, Issue 2, April 2025

  • Research Article

    Research on Microscopic Pore-throat Structure Characteristics Using Multiple Methods: A Case Study of the Chang 9 Reservoir in Ansai Oilfield

    Wang Xixi*, Meng Yue, Li Yongfeng, Hu Guilin

    Issue: Volume 13, Issue 2, April 2025
    Pages: 16-24
    Received: 7 March 2025
    Accepted: 27 March 2025
    Published: 31 March 2025
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    Abstract: This study presents a comprehensive investigation of the pore-throat characteristics in the Chang 9 tight sandstone reservoir of Ansai Oilfield, Ordos Basin, utilizing an integrated multiscale characterization approach. By combining image-based pore analysis, high-pressure and rate-controlled mercury intrusion porosimetry, nuclear magnetic resonanc... Show More
  • Research Article

    Construction of Depression Prediction Model Based on Machine Learning and Its Interpretability

    Juan Wang, Man Cui, Miao Deng, Yanshuai Fan, Zhiguang Ping*

    Issue: Volume 13, Issue 2, April 2025
    Pages: 25-32
    Received: 10 March 2025
    Accepted: 8 April 2025
    Published: 14 April 2025
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    Abstract: Objectives: The aim of this study was to construct depression prediction models based on machine learning algorithms, compared the performance of different machine learning models on depression risk prediction, and interpreted the model. Methods: A total of 2573 participants from the CHARLS database. LASSO and stepwise regression were used to scree... Show More