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Data · dataset · 2025

High-resolution optical remote sensing satellite image sample dataset of silt DAMS in the upper and middle reaches of the Yellow River

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Description

拦坝是黄土高原地区有效的水土保持工程措施,对挡泥保土、减少黄沙、防洪减灾、促进粮食生产和合理利用水资源等方面发挥着重要作用。定期开展拦水坝生态效益评价和风险敏感性评价需要对照坝分布、面积等基础数据。本文基于Google Earth遥感影像数据,对黄河上、中游地区714个拦河坝样本进行目视解译标注,并对每个样本进行影像增强。共生成了 3570 个 check-dam 样本。基于该样本集,训练了拦坝识别模型。以陕西省绥德县为例,识别准确率达到 91.5%。该样本集可作为拦水坝图像识别的基础数据,促进黄河上中游地区拦水坝的自动识别。通过定期更新图像和通过更改区域自动提取 Check Dam,节省了野外调查和遥感解释的人力和物力成本,并为水土保持效益评价和拦河坝风险评估提供了动态数据支持。

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Inferred from text
Geomatic engineering 72% · Image 75% · Satellite remote sensing 65%
Provenance · 1 source records, 13 field assertions
SourceKeyLast seenRaw
ScienceDB10.57760/sciencedb.2329010 d agoJSON v1
FieldAssertionExtractorEvidence
concepts[field].anzsrc:group:4013enrichment · scidb cntaxonomy-embedding@1.0.0title+keywords+description (72%)
concepts[field].local:field:computer-science-aimapping · scidb cnconnector:scidb_cn@1.0.0
concepts[field].local:field:earth-environmentalmapping · scidb cnconnector:scidb_cn@1.0.0
concepts[field].local:field:engineeringmapping · scidb cnconnector:scidb_cn@1.0.0
concepts[field].local:field:humanitiesmapping · scidb cnconnector:scidb_cn@1.0.0
concepts[field].local:field:life-sciencesmapping · scidb cnconnector:scidb_cn@1.0.0
concepts[field].local:field:social-sciencemapping · scidb cnconnector:scidb_cn@1.0.0
concepts[modality].local:modality:imageenrichment · scidb cnkeyword-concept-rules@1.0.0title+description (75%)
concepts[modality].local:modality:remote-sensingenrichment · scidb cnkeyword-concept-rules@1.0.0title+description (65%)
descriptionsource · scidb cnconnector:scidb_cn@1.0.0/metadata/dc/description
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titlesource · scidb cnconnector:scidb_cn@1.0.0/metadata/dc/title