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Accounting for data sparsity when forming spatially coherent zones
Kirsty L Hassall1, Andrew P Whitmore2, Alice E Milne2
1Computational and Analytical Sciences, Rothamsted Research, Harpenden, AL5 2JQ, UK.
Summary
This study introduces new methods for creating spatially coherent zones in farm management, even with limited data. These advances improve zone identification for better agricultural practices.
Area of Science:
- Agricultural Science
- Geospatial Analysis
- Data Science
Background:
- Efficient farm management relies on identifying landscape zones with spatial coherence.
- Existing methods for forming these zones perform poorly with sparse data.
- Understanding data sparsity is crucial for improving zone identification techniques.
Purpose of the Study:
- To describe types of data sparsity and their impact on zone formation methods.
- To introduce methodological advances for forming spatially coherent zones under data sparsity.
- To enhance farm management through improved landscape zonation.
Main Methods:
- Analysis of different types of data sparsity in landscape data.
- Evaluation of established zone-forming methods under data sparsity.
- Development and application of novel methodological advances for zone identification.
Main Results:
- Characterization of data sparsity impacts on established zone formation algorithms.
- Demonstration of improved performance of new methods in sparse data conditions.
- Successful formation of spatially coherent zones despite data limitations.
Conclusions:
- Data sparsity significantly challenges traditional landscape zonation methods.
- The proposed methodological advances effectively address data sparsity.
- The developed approach enables robust spatial zone identification for efficient farm management.
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