begin frb_signal_t (format of 2004-11-21)
| Input candidate set:
| Last edited on 2005-01-02 00:20:33 by stolfi
| 
| False candidates
| Generated from ../../std/s/raw.can by swapping segments
| between candidates.
| 
| 
| frb_analyze
|   maxShift =    0.000 pixels
|   nSamples = 513
| 
| Input candidate:
|   Candidate index = 6
|   Segment [0] from curve    5
|      933 samples [3102..4034]
|     0.134 of the curve [0.446__0.580]
|   Segment [1] from curve    7 (reversed)
|     1407 samples [4903..6309]
|     0.212 of the curve [0.737__0.948]
| Candidate after realignment and trimming:
|   Candidate index = 6
|   Segment [0] from curve    5
|      513 samples [3312..3824]
|     0.074 of the curve [0.476__0.550]
|   Segment [1] from curve    7 (reversed)
|      513 samples [5350..5862]
|     0.077 of the curve [0.804__0.881]
| 
| 
| signal = "d" (difference of the two shape functions)
stride = 0
unit = 0.000661458
samples = 513
0
14
27
39
51
63
76
89
104
119
135
152
170
188
206
225
244
262
281
300
319
337
355
372
389
404
419
432
444
456
468
479
491
503
517
532
549
567
588
610
634
659
684
708
731
752
771
787
801
813
822
829
834
838
841
843
845
847
850
852
855
859
863
867
873
879
887
896
906
917
929
942
955
969
982
995
1006
1015
1023
1028
1031
1032
1030
1026
1021
1015
1009
1004
1002
1002
1005
1012
1024
1040
1060
1083
1108
1136
1164
1193
1222
1250
1278
1304
1330
1354
1377
1398
1417
1435
1449
1461
1470
1476
1479
1479
1478
1474
1470
1465
1460
1455
1450
1445
1440
1435
1429
1422
1415
1406
1397
1387
1376
1364
1351
1338
1324
1310
1295
1281
1266
1251
1237
1224
1213
1204
1196
1191
1187
1185
1184
1184
1184
1184
1184
1184
1182
1180
1177
1174
1169
1164
1158
1152
1144
1137
1129
1120
1110
1100
1089
1078
1067
1055
1043
1032
1021
1012
1004
997
994
992
993
997
1003
1011
1021
1032
1043
1054
1064
1072
1080
1086
1091
1094
1097
1101
1104
1109
1115
1123
1133
1145
1158
1174
1191
1209
1228
1248
1268
1289
1310
1331
1353
1375
1398
1421
1446
1472
1499
1526
1554
1581
1607
1632
1655
1676
1694
1710
1724
1734
1743
1749
1752
1754
1752
1748
1741
1731
1719
1705
1688
1671
1652
1632
1613
1595
1578
1562
1549
1538
1530
1524
1519
1517
1516
1517
1517
1518
1519
1519
1518
1516
1513
1509
1503
1496
1487
1478
1467
1455
1442
1427
1413
1397
1381
1364
1347
1329
1310
1291
1271
1249
1226
1201
1175
1147
1118
1086
1054
1021
987
955
924
898
876
859
849
844
845
850
859
870
882
894
906
916
925
932
938
942
944
946
946
944
940
934
926
915
902
887
870
851
831
810
788
766
742
718
694
669
645
621
598
577
559
544
533
527
525
529
539
552
569
588
608
628
647
662
675
683
687
688
685
679
670
659
647
634
621
609
598
588
580
574
570
568
567
569
571
575
580
587
595
605
617
630
645
661
678
695
712
728
744
758
770
782
793
804
815
826
838
850
862
875
889
903
917
931
944
957
967
976
982
985
986
983
978
970
960
948
934
918
901
883
863
843
821
798
774
749
725
701
678
656
637
619
605
592
582
574
568
562
556
550
542
532
520
506
490
472
453
433
412
390
368
347
326
306
288
271
256
243
231
221
213
207
203
201
202
206
212
219
228
238
250
262
275
288
301
315
328
340
351
360
366
371
373
373
372
370
368
366
366
368
371
377
384
391
398
404
408
408
405
398
387
371
353
331
306
279
252
223
195
167
140
114
90
66
43
21
0
end frb_signal_t