A Large-Scale -Nearest Neighbor Classification Algorithm Based on Neighbor Relationship Preservation

Table 2

of different algorithms under .

Dataset	NPR-kNN	MKD-kNN	PCA-kNN
Acoustic	0.357	0.117	0.205
Aloi	0.582	0.386	0.396
Cifa	0.068	0.005	0.022
Combined	0.287	0.079	0.135
MiniBooNE	0.382	0.126	0.123
Mnist	0.665	0.321	0.35
Poker	0.132	0.081	0.076
Seismic	0.342	0.17	0.2
Skin-noskin	0.956	0.907	0.915
Webspam	0.752	0.327	0.354
Mean	0.460	0.252	0.278
Median	0.370	0.148	0.203
Wilcoxon		0.002	0.002