Table 5: Comparison of related methods.

NameMeasureAnalytical queryEvent integrationFixed boundary

PeMSTraffic speedNoNoNo
CarWebTraffic speedNoNoNo
Spatial CubeCount, sum, etc.YesNoYes
CubeViewAvg speedYesNoYes
R-Tree OLAPCount, sum, etc.YesNoYes
Atypical CubeAtypical clusterYesYesNo