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Keywords: DGM
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Journal Articles
Grey Systems: Theory and Application (2025) 15 (4): 860–880.
Published: 18 September 2025
... partitions. The performance of the proposed grey model provides robust results in the standard GM (1,1) and discrete grey model (DGM). Findings The proposed q- GM (1,1) model has satisfactory results from the training dataset covering 1990–2018 and the testing dataset covering 2019–2022 based on MAPE...

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