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Table 8 Standard deviation for repeated tests – Varying the value of k (Figure 15)

From: Efficient spatial data partitioning for distributed \(k\)NN joins

  With non–spatial data Without non–spatial data
 
Bus 0.034–0.083 0.068–0.818 0.000–0.000 0.000–0.000 0.000–0.000 0.039–0.082 0.039–1.857 0.000–0.000 0.000–0.000 0.000–0.000
Taxi 0.016–0.310 0.082–11.362 0.000–0.000 0.000–0.000 0.000–0.000 0.016–0.143 0.110–1.845 0.000–0.000 0.000–0.000 0.000–0.000
TLC 0.532–2.453 0.582–2.117 0.000–0.000 0.000–0.000 0.000–0.000 0.111–3.289 1.341–5.295 0.000–0.000 0.000–0.000 0.000–0.000
  1.  SpPart_kNN LocationSpark Simba STARK GeoSpark