Urban expansion simulation with an explainable ensemble deep learning framework


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Date

2024-04-15

Publication Type

Journal Article

ETH Bibliography

yes

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Abstract

Urban expansion simulation is of significant importance to land management and policymaking. Advances in deep learning facilitate capturing and anticipating urban land dynamics with state-of-the-art accuracy properties. In this context, a novel deep learning-based ensemble framework was proposed for urban expansion simulation at an intra-urban granular level. The ensemble framework comprises i) multiple deep learning models as encoders, using transformers for encoding multi-temporal spatial features and convolutional layers for processing single-temporal spatial features, ii) a tailored channel-wise attention module to address the challenge of limited interpretability in deep learning methods. The channel attention module enables the examination of the rationality of feature importance, thereby establishing confidence in the simulated results. The proposed method accurately anticipated urban expansion in Shenzhen, China, and it outperformed all the baseline methods in terms of both spatial accuracy and temporal consistency.

Publication status

published

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Book title

Journal / series

Volume

10 (7)

Pages / Article No.

Publisher

Elsevier

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Edition / version

Methods

Software

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Date collected

Date created

Subject

Urban expansion simulation; Deep learning; Machine learning; Ensemble framework; Spatial modeling

Organisational unit

02608 - Institut für Umweltingenieurwiss. / Institute of Environmental Engineering

Notes

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