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| 土壤重金属污染空间插值及其验证方法研究综述 |
| Review on Spatial Interpolation and Its Verification Method of Heavy Metal Pollution in Soil |
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| DOI： |
| 中文关键词: 重金属污染 空间插值方法 精度验证 土壤 |
| 英文关键词: Heavy metal pollution Spatial interpolation method Accuracy verification Soils |
| 基金项目:国家重点研发计划“长三角镉砷和面源污染农田综合防治与修复技术示范”基金资助项目（2018YFD0800200） |
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| 中文摘要: |
| 综述了土壤重金属污染空间插值方法研究现状，分析了3类典型的插值方法（确定性插值方法、地统计学插值方法和组合插值方法），以及2种常用的精度验证方法（交叉验证法和独立的数据集验证法）各自的优缺点与适用范围，提出了加强组合插值模型优化与精度提升、利用计算机智能技术优化插值算法模型、开发针对土壤重金属领域的考虑空间插值软数据挖掘的新型模型等未来研究方向。 |
| 英文摘要: |
| This paper reviewed the research status of spatial interpolation methods for heavy metal pollution in soil, analyzed the advantages, disadvantages and application scope of three typical interpolation methods (deterministic interpolation method, geostatistical interpolation method and combined interpolation method) and two commonly used accuracy verification methods (cross validation method and independent data set validation method), put forward some future research directions, such as strengthening the optimization and accuracy improvement of combined interpolation model, using computer intelligent technology to optimize interpolation algorithm model, and developing a new model for mining spatial interpolation soft data in the field of soil heavy metals. |
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