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International Journal on Data Science and Technology

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Volume 8, Issue 1, March 2022

  • Research on Quality Construction of National Logistics Hub in Yangtze River Delta Based on DPSIR Model

    Wang Chuanlei, Zhang Chunmeng, Dong Yin

    Issue: Volume 8, Issue 1, March 2022
    Pages: 1-13
    Received: 3 March 2022
    Accepted: 21 March 2022
    Published: 29 March 2022
    DOI: 10.11648/j.ijdst.20220801.12
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    Abstract: Under the background of double circulation, the national logistics hub will play an important role of node, hub and platform in the national logistics network. As a national strategy, the integration of Yangtze River Delta matters a lot to the national logistics network. This study constructs the evaluation index system of national logistics hubs a... Show More
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  • Data Mining and Revealing Hidden Sentiment in Tweets Using Spark

    Ameen Abdullah Qaid Aqlan

    Issue: Volume 8, Issue 1, March 2022
    Pages: 14-21
    Received: 10 December 2021
    Accepted: 22 January 2022
    Published: 29 March 2022
    DOI: 10.11648/j.ijdst.20220801.13
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    Abstract: Data science is important and scientific value in our lives because it is multi-fields, it's the science that uses scientific methods, processes, algorithms, and systems for the purpose of extracting knowledge and ideas from data whether this data is organized or not. Data science is called 21st century oil to highlight its importance and scientifi... Show More
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  • Customized Learning in Online Tutoring Systems by Mining Learning Units from Tasks and Examples

    Ritu Chaturvedi, Christie I. Ezeife

    Issue: Volume 8, Issue 1, March 2022
    Pages: 22-35
    Received: 9 February 2022
    Accepted: 10 March 2022
    Published: 30 March 2022
    DOI: 10.11648/j.ijdst.20220801.14
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    Abstract: In recent years, technology has enabled Universities and Colleges to offer web-based courses, in which, teachers (or experts) design, curate and upload all course material required to teach the course online so that students can learn at their own pace, time and location. This research proposes a tutoring framework called Example Recommendation Sys... Show More
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