begin frb_signal_t (format of 2004-11-21)
| Input candidate set:
| Last edited on 2005-01-01 23:36:33 by stolfi
| 
| True and recognizable candidates
| Essentially entered by hand
| Some of them refined with PZRefineCands
| 
| 
| frb_analyze
|   maxShift =    0.847 pixels
|   nSamples = 513
| 
| Input candidate:
|   Candidate index = 4
|   Segment [0] from curve   27
|      582 samples [5687.. 490]
|     0.101 of the curve [0.984__0.085]
|   Segment [1] from curve   40 (reversed)
|      578 samples [3021..3598]
|     0.120 of the curve [0.628__0.748]
| Candidate after realignment and trimming:
|   Candidate index = 4
|   Segment [0] from curve   27
|      513 samples [5713.. 447]
|     0.089 of the curve [0.989__0.077]
|   Segment [1] from curve   40 (reversed)
|      513 samples [3069..3581]
|     0.107 of the curve [0.638__0.744]
| 
| 
| signal = "d" (difference of the two shape functions)
stride = 0
unit = 0.000661458
samples = 513
0
1
2
2
1
-1
-3
-5
-8
-12
-16
-21
-27
-33
-40
-46
-52
-58
-62
-64
-64
-63
-59
-54
-47
-39
-30
-22
-14
-8
-5
-4
-6
-11
-20
-30
-43
-57
-70
-82
-93
-100
-104
-106
-105
-103
-98
-93
-87
-81
-75
-69
-62
-56
-50
-44
-38
-31
-26
-20
-14
-9
-3
2
6
9
11
11
8
2
-7
-18
-31
-45
-61
-76
-90
-103
-113
-121
-126
-127
-125
-120
-112
-103
-92
-80
-67
-54
-41
-29
-17
-5
6
16
25
32
39
43
46
48
49
48
47
46
44
42
41
40
38
37
36
35
34
33
32
32
31
30
29
28
27
27
27
29
30
32
35
38
42
46
50
55
60
66
72
78
84
90
96
101
106
110
112
112
111
107
102
94
85
75
65
55
45
36
28
21
15
10
5
2
-1
-3
-3
-3
-2
1
3
7
10
14
17
20
23
26
28
31
34
38
42
48
54
62
71
81
92
102
113
123
133
141
147
150
151
149
145
138
128
117
103
89
75
61
49
38
30
25
23
24
27
33
40
49
58
67
76
84
91
97
101
104
108
111
115
119
125
131
137
142
146
148
148
145
139
131
120
109
96
82
68
55
43
33
25
19
15
14
14
17
20
24
28
31
34
36
37
39
40
42
45
49
53
58
64
69
74
78
81
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84
85
84
83
82
81
80
80
81
82
83
86
88
91
93
95
97
98
99
100
102
103
105
109
112
116
121
125
130
133
136
138
139
138
137
135
132
129
124
120
115
109
104
99
95
91
88
86
84
84
84
84
85
86
87
88
89
89
89
89
88
88
87
87
86
85
84
82
79
76
72
67
62
57
52
48
44
42
41
43
46
52
61
71
82
93
104
112
118
121
120
115
108
98
87
75
63
52
44
36
32
28
27
28
30
33
37
41
45
50
55
60
66
71
77
83
90
96
102
107
112
116
119
122
123
124
125
125
125
126
127
130
133
137
143
150
158
166
175
184
191
198
202
205
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201
196
191
186
181
176
172
169
166
165
163
163
163
163
163
162
159
156
151
145
138
130
121
112
103
95
86
78
71
65
60
56
52
50
49
48
47
47
47
47
47
47
45
42
39
33
27
20
13
5
-2
-8
-14
-17
-19
-19
-17
-14
-9
-4
3
11
20
29
39
50
60
70
79
86
92
96
97
97
95
92
87
81
73
65
56
46
35
25
14
5
-3
-10
-15
-17
-18
-17
-15
-11
-8
-4
0
end frb_signal_t