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ZENODO
Dataset . 2025
License: CC BY
Data sources: ZENODO
ZENODO
Dataset . 2025
License: CC BY
Data sources: Datacite
ZENODO
Dataset . 2025
License: CC BY
Data sources: Datacite
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Mapping of 30m global rural boundaries from 1972 to 2021 based on multi-source geographic information fusion

Authors: Li, Jiayi; Liu, Ting; Yang, Jie; Huang, Xin;

Mapping of 30m global rural boundaries from 1972 to 2021 based on multi-source geographic information fusion

Abstract

With the acceleration of the global urbanization process, the contradiction between urban and rural areas has become increasingly prominent. The rural population is constantly decreasing, but the area of rural areas is increasing. In this regard, studying the global rural boundaries is of great significance for rural planning. In recent years, great progress has been made in products such as global impervious surface area (GISA), which makes it is possible to obtain high-precision, large-scale and long-term rural boundary products. However, the existing rural boundary products still cannot meet the requirements of scientific research in terms of the timeliness, accuracy and quality of data. Obtaining global rural boundary products is of great significance. Therefore, based on multi-source geographic information data, this study adopted kernel density estimation (KDE), convolution operations and post-processing operations to obtain global rural boundary products from 1972 to 2021. This data is named the Global Rural Settlement Boundary Vector (GRSV). By comparing GRSV and Global Urban and Rural Settlement (GURS), the correlation can reach 0.913. The minimum average relative error (MRE) of the two is 0.147.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
Average
Average