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Efficient Group K Nearest-Neighbor Spatial Query Processing in Apache Spark.
Panagiotis Moutafis
George Mavrommatis
Michael Vassilakopoulos
Antonio Corral
Published in:
ISPRS Int. J. Geo Inf. (2021)
Keyphrases
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k nearest neighbor
spatial query processing
spatial queries
knn
nearest neighbor
spatial index
semantic caching
query processing
support vector machine
neural network
uncertain data
range queries
knn algorithm
databases
spatial objects
cost model
nearest neighbor algorithm
spatial data
training data