Algorithm 4: Weighted distance.

Data: $\mathcal{C};\mathcal{W},r,s$  Result: $weightedD$

1 d = ${\sum }_{t=s.t_{u_a}^s}^{s.t_{u_a}^e}{(l_c^t-r)}^2$;

2 overlapRatio = $\frac{|\mathcal{W}\cap s.{\mathcal{T}}_{u_a}^k\left)\right|}{s.|{\mathcal{T}}_{u_a}^k|}$

3$weightedD=d+d\ast (1-overlapRatio)$;