Improved KNN Algorithm Based on Preprocessing of Center in Smart Cities

Table 2

Comparison of classification time between classical KNN and SVM (unit: seconds).

	Classical KNN (s)	SVM (s)
Hayes Roth	0.039	0.028
Iris	0.057	0.042
Seeds	0.263	0.212
Pima Indians	1.189	0.853
Page blocks	11.419	8.159
Shuttle	14,526.970	2,317.946