nearest neighbor index 中文意思是什麼
nearest neighbor index
解釋
距離指數-
We summarize that spatial index system should provides three kinds of spatial query, they are, spatial range query, nearest neighbor query, spatial join query
本文總結出空間索引系統應提供的三類空間查詢:空間范圍查詢、最近鄰居查詢、空間連接查詢。 -
5 katamaya n, satoh s. the sr - tree : an index structure for high - dimensional nearest neighbor queries. in proc. acm sigmod int
這樣,給定一個查詢點,它的k近鄰查詢就轉化成藉助cdt索引的基於b樹的范圍查詢。
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