From: A novel dynamic reputation-based source routing protocol for mobile ad hoc networks
r _{ n } | Node reputation for node n |
R _{ p } | Path reputation for path p |
L _{ p } | Packet loss probability for path p |
\( \widehat{r_n} \) | Sample of estimated reputation for node n |
N _{ p } | Number of intermediate nodes in path p |
r _{ k } | k-th sample of a node reputation |
\( \overline{r} \) | Mean value of r_{k} |
∆r _{ k } | Deviation from the mean value of the sample r_{k} |
σ _{ r } | Standard deviation of r_{k} |
c _{ k } | Cumulative moving average (CMA) of the k samples of r_{k} |
\( \overline{c_k} \) | Mean value of c_{k} |
∆c _{ k } | Deviation from the mean value of c_{k} |
σ _{ c } | Standard deviation of c_{k} |
w _{ k } | Exponentially weighted moving average (EWMA) of the k samples of r_{k} |
β | Weight for the next sample to be averaged in the EWMA |
w _{0} | Initial value for the EWMA |
\( \overline{w_k} \) | Mean value of w_{k} |
∆w _{ k } | Deviation from the mean value of w_{k} |
σ _{ w } | Standard deviation of w_{k} |
f _{ k } | First difference of the w_{k} values |
d _{ k } | Second difference of the w_{k} values |