UEP Concepts in Modulation and Coding

Table 1

Check-node profiles of concentrated and nonconcentrated codes used in Figure 11.

(a) Check profile of the almost concentrated code

𝑗	2	3	4	5	6
Class 1	0	0	9.04𝐸−01	9.62𝐸−02	0
Class 2	0	0	6.67𝐸−01	3.33𝐸−01	0
Class 3	0	0	3.56𝐸−01	4.86𝐸−01	1.58𝐸−01

(b) Check profile of the unconcentrated code

𝑗	2	3	4	5	6
Class 1	1.59𝐸−01	1.97𝐸−01	3.31𝐸−01	2.70𝐸−01	4.29𝐸−02
Class 2	1.11𝐸−02	4.89𝐸−02	4.07𝐸−01	4.60𝐸−01	7.33𝐸−02
Class 3	1.33𝐸−03	8.67𝐸−03	1.60𝐸−01	4.82𝐸−01	3.48𝐸−01