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 = 48
|   Segment [0] from curve   79
|      877 samples [1483..2359]
|     0.129 of the curve [0.218__0.346]
|   Segment [1] from curve   84 (reversed)
|      874 samples [4574..5447]
|     0.146 of the curve [0.762__0.907]
| Candidate after realignment and trimming:
|   Candidate index = 48
|   Segment [0] from curve   79
|      513 samples [1743..2255]
|     0.075 of the curve [0.256__0.331]
|   Segment [1] from curve   84 (reversed)
|      513 samples [4673..5185]
|     0.085 of the curve [0.778__0.863]
| 
| 
| signal = "d" (difference of the two shape functions)
stride = 0
unit = 0.000661458
samples = 513
0
0
-1
-4
-8
-13
-20
-27
-35
-42
-50
-57
-64
-69
-74
-77
-80
-82
-83
-83
-82
-80
-77
-72
-66
-59
-52
-43
-35
-28
-20
-14
-8
-3
2
8
14
21
30
40
50
60
70
78
86
92
97
99
100
98
95
89
82
72
61
49
35
22
8
-4
-16
-26
-34
-41
-47
-53
-58
-64
-71
-78
-86
-94
-102
-109
-115
-118
-119
-117
-114
-109
-102
-94
-86
-77
-67
-57
-48
-38
-28
-19
-11
-3
4
9
14
17
20
21
21
20
18
16
12
9
5
0
-4
-9
-15
-20
-26
-31
-36
-39
-42
-43
-42
-39
-34
-29
-23
-16
-10
-5
0
3
5
6
5
2
-3
-8
-14
-20
-26
-32
-36
-39
-41
-41
-40
-37
-32
-25
-17
-8
2
13
24
35
44
52
57
61
63
63
62
59
57
54
51
47
44
40
37
34
32
30
31
34
39
47
57
71
87
104
122
140
157
173
186
196
204
208
210
210
210
208
207
207
208
211
214
220
225
232
239
245
251
256
260
262
262
259
255
248
239
228
216
203
190
178
167
158
151
147
145
146
149
153
159
166
173
181
188
196
201
205
207
206
201
194
184
173
160
149
138
130
125
123
123
125
129
134
139
144
148
151
152
152
150
146
142
137
132
126
121
115
111
108
107
106
107
108
111
113
116
118
121
124
127
130
134
138
143
148
153
159
164
169
173
177
180
182
182
182
181
180
178
175
173
171
168
166
164
163
161
158
156
154
151
149
148
148
150
153
158
164
172
181
190
201
212
223
234
245
255
265
274
282
289
294
298
301
304
305
306
307
308
309
310
311
313
315
317
318
320
321
321
322
322
322
323
324
326
329
332
335
338
341
342
343
343
343
342
342
341
341
340
339
337
334
330
324
318
309
301
291
280
269
258
247
235
224
213
202
192
182
172
163
155
147
140
134
128
123
120
118
118
120
124
131
141
152
165
179
193
206
219
231
242
250
256
261
263
262
260
255
248
239
229
216
202
187
172
157
143
130
119
110
103
98
96
96
100
107
118
132
150
172
196
222
250
277
303
326
346
362
374
382
386
386
384
379
374
369
364
361
359
358
358
360
363
367
371
375
378
381
383
383
383
382
380
378
375
374
372
371
371
370
369
368
366
364
361
357
352
347
340
331
322
311
299
285
270
254
237
220
203
188
174
162
153
146
141
137
134
131
127
122
115
107
97
86
75
63
51
39
29
19
11
4
0
end frb_signal_t