Fig. 2
From: Grid-based approximation for voice conversion in low resource environments
ND vs. NGV for GB conversion for a male-to-male conversion using 10 training sentences and R x ∈[0.3,2] dB, τ=1. R y =1 dB (blue x), R y =2 dB (red circle), R y = median (black asterisk), and R y =3 dB (magenta square)