障碍空间中基于Voronoi图的k最近邻查询 (k Nearest Neighbor Query Based on Voronoi Diagram for Obstructed Spaces).
Liping ZhangHaidong JingSong LiHuanyu CuiPublished in: 计算机科学 (2016)
Keyphrases
- voronoi diagram
- k nearest neighbor
- knn
- distance function
- spatial queries
- nearest neighbor
- query point
- range queries
- road network
- medial axis
- neighborhood graph
- distance computation
- data structure
- query processing
- database
- support vector machine
- quadtree
- metric space
- knn algorithm
- convex hull
- feature selection
- knn classifier
- neural network
- image processing
- vector space
- similarity search
- index structure
- euclidean distance
- text classification
- spatial networks
- image segmentation