Fig. 3

Computation time w.r.t. number of medoids K (S=10,000) a Barcelona b Kanagawa c Kyoto d New York e San Francisco f Seoul g Shizuoka h Washington D. C
Computation time w.r.t. number of medoids K (S=10,000) a Barcelona b Kanagawa c Kyoto d New York e San Francisco f Seoul g Shizuoka h Washington D. C