Figure 6
From: Design of fractional evolutionary processing for reactive power planning with FACTS devices

Learning curves for test case 3 (IEEE 118 bus system) using fractional order \(\alpha = [0.1, 0.2,\ldots , 1.0]\) (a) line loss minimization, \(P_{Loss}\), (b) voltage deviation, \(V_D\) and (c) overall cost, \(C_{overall}\).