Table 2 Notations for NWLBP model

   t ₁

Instant time point of node position

   $\left({\mathit{x}}_{{\mathit{t}}_{\mathbf{1}}}^{\mathit{i}},{\mathit{y}}_{{\mathit{t}}_{\mathbf{1}}}^{\mathit{i}}\right)$

coordinates of node i along the direction of the x and y axes at time t ₁

   ${\mathit{v}}_{{\mathit{t}}_{\mathbf{1}}}^{\mathit{i}}$

The velocity of node i at time t ₁

   ${\mathit{a}}_{{\mathit{t}}_{\mathbf{1}}}^{\mathit{i}}$

The acceleration of node i at time t ₁

   ${\varnothing }_{{\mathit{t}}_{\mathbf{1}}}^{\mathit{i}}$

The node direction with respect to x-axis

   t _c

Instant time point of current time

   $\left({\mathit{x}}_{\mathit{p}}^{\mathit{i}},{\mathit{y}}_{\mathit{p}}^{\mathit{i}}\right)$

The predicted position of node i at time t _c