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Table 3 The probability of location error (≤1.5 m) with different numbers of APs

From: Detection of an unknown radio transmitter using an enhanced K-nearest neighbor algorithm based on virtual reference point and RSSD information

Number of APs

RSSD-KNN

RSSD-WKNN

RSSD-VRKNN

3

36%

43%

28%

4

42%

56%

72%

5

48%

61%

77%