Table 10.

Analysis of the k-Value for Wi-Fi fingerprinting in the noisy world using k-NN: Mean positioning error; Maximum positioning Error; Maximum expected error (MEE) and percentage of cases above the MEE.

k-Value	Mean Error	Max. Error	Max. Expected Error	% Cases above the MEE
1	$3.218\pm 0.184$	$11.764\pm 0.111$	$0.707$	$95.587$
3	$2.619\pm 0.146$	$9.297\pm 0.101$	$0.707$	$94.088$
5	$2.498\pm 0.138$	$8.753\pm 0.092$	$0.707$	$93.485$
7	$2.442\pm 0.134$	$8.401\pm 0.079$	$0.707$	$93.329$
9	$2.401\pm 0.132$	$8.420\pm 0.078$	$0.707$	$93.049$
11	$2.383\pm 0.131$	$8.394\pm 0.099$	$0.707$	$93.120$
13	$2.377\pm 0.130$	$8.427\pm 0.101$	$0.707$	$93.048$
15	$2.364\pm 0.129$	$8.438\pm 0.091$	$0.707$	$92.934$
17	$2.350\pm 0.128$	$8.101\pm 0.097$	$0.707$	$92.928$
19	$2.352\pm 0.128$	$8.096\pm 0.084$	$0.707$	$92.990$
21	$2.348\pm 0.128$	$8.114\pm 0.091$	$0.707$	$93.032$
23	$2.348\pm 0.128$	$8.064\pm 0.083$	$0.707$	$92.917$
25	$2.342\pm 0.127$	$8.267\pm 0.102$	$0.707$	$92.921$
27	$2.336\pm 0.127$	$8.141\pm 0.086$	$0.707$	$93.016$
29	$2.337\pm 0.126$	$8.069\pm 0.087$	$0.707$	$92.994$
31	$2.335\pm 0.126$	$7.990\pm 0.072$	$0.707$	$93.049$
33	$2.340\pm 0.126$	$7.956\pm 0.079$	$0.707$	$93.044$
35	$2.332\pm 0.126$	$8.150\pm 0.099$	$0.707$	$93.068$
37	$2.337\pm 0.126$	$8.059\pm 0.111$	$0.707$	$92.938$
39	$2.334\pm 0.126$	$8.036\pm 0.084$	$0.707$	$92.975$
41	$2.328\pm 0.126$	$7.942\pm 0.085$	$0.707$	$92.948$
43	$2.337\pm 0.126$	$7.936\pm 0.083$	$0.707$	$92.952$
45	$2.334\pm 0.126$	$8.173\pm 0.100$	$0.707$	$92.897$
47	$2.330\pm 0.125$	$8.124\pm 0.093$	$0.707$	$92.924$
49	$2.333\pm 0.125$	$7.940\pm 0.085$	$0.707$	$93.080$
51	$2.333\pm 0.125$	$7.904\pm 0.076$	$0.707$	$93.067$
53	$2.338\pm 0.125$	$7.981\pm 0.088$	$0.707$	$93.024$
55	$2.332\pm 0.125$	$8.057\pm 0.091$	$0.707$	$93.083$
57	$2.337\pm 0.125$	$8.043\pm 0.110$	$0.707$	$93.021$
59	$2.333\pm 0.125$	$7.924\pm 0.085$	$0.707$	$92.955$
61	$2.330\pm 0.125$	$7.903\pm 0.088$	$0.707$	$93.005$
63	$2.332\pm 0.125$	$7.948\pm 0.101$	$0.707$	$93.026$
65	$2.336\pm 0.125$	$7.992\pm 0.090$	$0.707$	$93.082$
67	$2.336\pm 0.125$	$8.086\pm 0.090$	$0.707$	$93.083$
69	$2.333\pm 0.125$	$7.941\pm 0.082$	$0.707$	$92.994$
71	$2.335\pm 0.125$	$7.961\pm 0.088$	$0.707$	$93.026$
73	$2.339\pm 0.125$	$7.900\pm 0.071$	$0.707$	$93.047$
75	$2.339\pm 0.125$	$7.918\pm 0.092$	$0.707$	$93.153$