kopia lustrzana https://github.com/kgoba/ft8_lib
184 wiersze
3.0 KiB
Plaintext
184 wiersze
3.0 KiB
Plaintext
This file specifies the sparse 83x174 parity-check matrix for the
|
|
FT8/FT4 (174,91) LDPC code. Each of the 174 columns contains
|
|
exactly 3 ones. The rows contain either 6 or 7 ones.
|
|
The matrix is specified by the following list consisting of
|
|
174 lines, each of which includes 3 numbers.
|
|
Each line corresponds to a column of the parity check matrix.
|
|
The three numbers are indices of the rows that contain a one in
|
|
the corresponding column. The indices range from 1 through 83.
|
|
|
|
16 45 73
|
|
25 51 62
|
|
33 58 78
|
|
1 44 45
|
|
2 7 61
|
|
3 6 54
|
|
4 35 48
|
|
5 13 21
|
|
8 56 79
|
|
9 64 69
|
|
10 19 66
|
|
11 36 60
|
|
12 37 58
|
|
14 32 43
|
|
15 63 80
|
|
17 28 77
|
|
18 74 83
|
|
22 53 81
|
|
23 30 34
|
|
24 31 40
|
|
26 41 76
|
|
27 57 70
|
|
29 49 65
|
|
3 38 78
|
|
5 39 82
|
|
46 50 73
|
|
51 52 74
|
|
55 71 72
|
|
44 67 72
|
|
43 68 78
|
|
1 32 59
|
|
2 6 71
|
|
4 16 54
|
|
7 65 67
|
|
8 30 42
|
|
9 22 31
|
|
10 18 76
|
|
11 23 82
|
|
12 28 61
|
|
13 52 79
|
|
14 50 51
|
|
15 81 83
|
|
17 29 60
|
|
19 33 64
|
|
20 26 73
|
|
21 34 40
|
|
24 27 77
|
|
25 55 58
|
|
35 53 66
|
|
36 48 68
|
|
37 46 75
|
|
38 45 47
|
|
39 57 69
|
|
41 56 62
|
|
20 49 53
|
|
46 52 63
|
|
45 70 75
|
|
27 35 80
|
|
1 15 30
|
|
2 68 80
|
|
3 36 51
|
|
4 28 51
|
|
5 31 56
|
|
6 20 37
|
|
7 40 82
|
|
8 60 69
|
|
9 10 49
|
|
11 44 57
|
|
12 39 59
|
|
13 24 55
|
|
14 21 65
|
|
16 71 78
|
|
17 30 76
|
|
18 25 80
|
|
19 61 83
|
|
22 38 77
|
|
23 41 50
|
|
7 26 58
|
|
29 32 81
|
|
33 40 73
|
|
18 34 48
|
|
13 42 64
|
|
5 26 43
|
|
47 69 72
|
|
54 55 70
|
|
45 62 68
|
|
10 63 67
|
|
14 66 72
|
|
22 60 74
|
|
35 39 79
|
|
1 46 64
|
|
1 24 66
|
|
2 5 70
|
|
3 31 65
|
|
4 49 58
|
|
1 4 5
|
|
6 60 67
|
|
7 32 75
|
|
8 48 82
|
|
9 35 41
|
|
10 39 62
|
|
11 14 61
|
|
12 71 74
|
|
13 23 78
|
|
11 35 55
|
|
15 16 79
|
|
7 9 16
|
|
17 54 63
|
|
18 50 57
|
|
19 30 47
|
|
20 64 80
|
|
21 28 69
|
|
22 25 43
|
|
13 22 37
|
|
2 47 51
|
|
23 54 74
|
|
26 34 72
|
|
27 36 37
|
|
21 36 63
|
|
29 40 44
|
|
19 26 57
|
|
3 46 82
|
|
14 15 58
|
|
33 52 53
|
|
30 43 52
|
|
6 9 52
|
|
27 33 65
|
|
25 69 73
|
|
38 55 83
|
|
20 39 77
|
|
18 29 56
|
|
32 48 71
|
|
42 51 59
|
|
28 44 79
|
|
34 60 62
|
|
31 45 61
|
|
46 68 77
|
|
6 24 76
|
|
8 10 78
|
|
40 41 70
|
|
17 50 53
|
|
42 66 68
|
|
4 22 72
|
|
36 64 81
|
|
13 29 47
|
|
2 8 81
|
|
56 67 73
|
|
5 38 50
|
|
12 38 64
|
|
59 72 80
|
|
3 26 79
|
|
45 76 81
|
|
1 65 74
|
|
7 18 77
|
|
11 56 59
|
|
14 39 54
|
|
16 37 66
|
|
10 28 55
|
|
15 60 70
|
|
17 25 82
|
|
20 30 31
|
|
12 67 68
|
|
23 75 80
|
|
27 32 62
|
|
24 69 75
|
|
19 21 71
|
|
34 53 61
|
|
35 46 47
|
|
33 59 76
|
|
40 43 83
|
|
41 42 63
|
|
49 75 83
|
|
20 44 48
|
|
42 49 57
|