Pricing Resources in LTE Networks through Multiobjective Optimization

Figure 3

Illustration of a front set 𝐹, where 𝐹={𝐹₁,𝐹₂,𝐹₃}. Each point represents one feasible solution in one front in the 2-dimensional space. 𝐹₁ (resp., 𝐹₃) is best (resp., worst) front, and the solutions in 𝐹₁, 𝐹₂, and 𝐹₃ have the nondomination rank of 1, 2, and 3, respectively.