Time-Weighting Symmetric Accumulated Cross-Correlation Method of Parameter Estimation
Xue Jiayin,Han Xiao,An Lirong,Zhang Qinyu
Table 3
Computational complexity expression
method
complexity
CCM
O?4MNlbM?
ACCM
O?MNlbM+3ρ(1?ρ)MN
2
lbM?
FrCCM
O?PMN(lbM+2)+3MNlbM?
TW-SACCM
O?MN(lbM+1)+3ρ(1?ρ)MN
2
lbM?