Unverified50% confidenceFactExact time
DE-9IM(维度扩展九交集模型)由Egenhofer和Herring于1991年提出,通过考察两个几何体的内部、边界、外部之间的九种两两交集,用3×3矩阵描述空间拓扑关系
1
Sources
50%
Confidence
Long-term
Relevance
7/9/2026
First Seen
Sources
Geosql: A Vertical Skill Pack That Teaches AI Geospatial Data Analysis
hackernewshackernews7/8/2026
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