Table 7 Standard deviation for repeated tests—Scalability (Figure 14)
From: Efficient spatial data partitioning for distributed \(k\)NN joins
| Â | With non-spatial data | Without non-spatial data | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Â |
|
|
|
|
|
|
|
|
|
|
Bus | 0.042–0.122 | 0.109–0.617 | 0.000 –0.000 | 0.000–0.000 | 0.000–0.000 | 0.024–0.146 | 0.055–0.766 | 0.000–0.000 | 0.000–0.000 | 0.000–0.000 |
Taxi | 0.049–0.270 | 0.418–1.029 | 0.000–0.000 | 0.000–0.000 | 0.000–0.000 | 0.008–0.461 | 0.111–0.599 | 0.000–0.000 | 0.000–0.000 | 0.000–0.000 |
TLC | 0.279–1.270 | 0.922–5.063 | 0.000–0.000 | 0.000–0.000 | 0.000–0.000 | 0.140–1.481 | 1.681–6.452 | 0.000–0.000 | 0.000–0.000 | 0.000–0.000 |
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 SpPart_kNN 
LocationSpark 
Simba 
STARK
GeoSpark
 SpPart_kNN 
LocationSpark 
Simba 
STARK
GeoSpark