Millimeter Wave Wireless Channel Knowledge Map Construction Based on Path Matching and Environment Partitioning

Figure 7

CKM construction error of different partitioning methods using data after path matching. (a) 20% under AP environment partitioning algorithm; (b) 50% under AP environment partitioning algorithm; (c) 20% under K-Means partitioning algorithm; (d) 20% sampling under geometric partitioning algorithm.

(a)

(b)

(c)

(d)