Fig. 3

The output SNR of ICFWD, CICFWD, ACWD, KFWD, CRWD and WD for the single component case. a The k-amplitude distribution of RT-based ICFWD with \({\mathbf {A}}_1=(0.2111,0.9;-0.9,0.9)\) and \({\mathbf {A}}=(0.5,2;0,2)\). b The k-amplitude distribution of RT-based CICFWD with \({\mathbf {A}}_1=(-1,2;-0.5,0)\), \({\mathbf {A}}_2=(2,-1;2,-0.5)\) and \({\mathbf {A}}=(1,2;0,1)\). c The k-amplitude distribution of RT-based ACWD with \({\mathbf {A}}_1=(0.5,0.5;-0.5,1.5)\). d The k-amplitude distribution of RT-based KFWD with \({\mathbf {A}}=(0,0.9;-1.1111,1)\). e The k-amplitude distribution of RT-based CRWD with \({\mathbf {A}}_1=(1.4142,-1;-3,2.8284)\). f The k-amplitude distribution of RT-based WD