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Chunmei Ma

Tianjin Normal University

  • Tianjin Normal University

SCHOLARLY PAPERS

4

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115

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Scholarly Papers (4)

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1.

Modeling Spatial-Temporal Behavior of Precipitation-Driven Karst Spring Discharge Using a Hybrid Deep Learning Model

Number of pages: 35 Posted: 07 Aug 2024
Yonghong Hao, Chunmei Ma, Jiahui Lu, Junfeng Zhu, Ziping Zhao, Huiqing Hao and Ke Xu
Tianjin Normal University, Tianjin Normal University, Tianjin Normal University, University of Kentucky, Tianjin Normal University, Tianjin Normal University and Tianjin Normal University
Downloads 68 (899,324)

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karst spring discharge, spatial and temporal coupling, hybrid deep learning model, cross-correlation, human activities

2.

A Hybrid Model of Multi-Time Scale Convolutional Neural Networks Coupled with Spatial Transformer for Depicting Precipitation Driven Spring Discharge

Number of pages: 37 Posted: 15 Jun 2025
Yonghong Hao, Chunmei Ma, Shilei Ma, Qinghua Lei, Ziping Zhao, Jitao Sang and Huiqing Hao
Tianjin Normal University, Tianjin Normal University, Tianjin Normal University, Uppsala University, Tianjin Normal University, Beijing Jiaotong University and Tianjin Normal University
Downloads 32 (1,304,549)

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karst spring discharge, multi-time scales, Deep learning, multi-scale convolutional, Transformer

3.

Identification of spatiotemporal sensitivity of karst spring discharge to precipitation and evaporation: an LSTM–Transformer Decoder framework

Number of pages: 51 Posted: 13 Jun 2026
Xiping Yan, Meihong Ma, Yonghong Hao, Chunmei Ma, Wenrui Zhang, Qi Wang, Xiaogang Shi, Huiqing Hao, Xinyao Luo and Tianchyi Jim Yeh
affiliation not provided to SSRN, Tianjin Normal University, Tianjin Normal University, Tianjin Normal University, affiliation not provided to SSRN, University of South Carolina, University of Glasgow, Tianjin Normal University, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 8

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Karst spring discharge, Discharge differences, LSTM, Transformer, Hydroclimatic sensitivity, Turning point

4.

Spatiotemporally differentiated threshold responses of karst spring discharge to precipitation/evaporation: An LSTM-TDs approach

Number of pages: 45 Posted: 04 Apr 2026
Xiping Yan, Yonghong Hao, Chunmei Ma, Wenrui Zhang, Qi Wang, Xiaogang Shi, Huiqing Hao, Xinyao Luo and Tianchyi Jim Yeh
affiliation not provided to SSRN, Tianjin Normal University, Tianjin Normal University, affiliation not provided to SSRN, University of South Carolina, University of Glasgow, Tianjin Normal University, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 7 (1,584,314)

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Karst spring discharge, LSTM, Transformer, Attention mechanism, First-order differences, Nonlinear threshold