-
Notifications
You must be signed in to change notification settings - Fork 3
/
DPT.cpp
1286 lines (1089 loc) · 38.8 KB
/
DPT.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/******************************************************************************
Discrete Pulse Transform Library.
DPT Library v0.1
Copyright (C) 2013, Gene Stoltz
All rights reserved.
******************************************************************************/
#include <iostream>
#include <fstream>
#include <cstdlib>
#include <time.h>
//#include <opencv2/highgui/highgui.hpp>
//#include <opencv2/core/core.hpp>
//#include <opencv2/opencv.hpp>
#include "DPT.h"
using namespace std;
WGraphNode *zero;
//static clock_t tot = 0;
// include sort then use
//#define USE_SORT
// qsort function for compare of WGraph Node pointers
int compareWGraphNodeP (const void * TNode1, const void * TNode2)
{
//cout << "\nT1 " << *(WGraphNode **)TNode1 << endl;
//cout << "\nT2 " << *(WGraphNode **)TNode2 << endl;
return (*(WGraphNode **)TNode1 - *(WGraphNode **)TNode2);
}
// Remove double connections and sort connections
inline void DeleteDoubleConnections(WGraphNode *&CNode)
{
// sorteer array
qsort(CNode->ptr_connected,CNode->n_connected,sizeof(CNode->ptr_connected),compareWGraphNodeP);
// remove doubles
int index = 0;
for (int i = 1; i < CNode->n_connected; ++i)
{
if (CNode->ptr_connected[i] != CNode->ptr_connected[index])
{
//indien verskil, las element i by
++index;
CNode->ptr_connected[index] = CNode->ptr_connected[i];
}
}
CNode->n_connected = index + 1;
}
// C++ I/O
int CreateGraph(int n_nodes, int *&connectivity, int *&data_structure, WGraphNode **&index, WGraphNode *&node, PGraphNode *&base)
{
// Add extra point for boundary conditions
++n_nodes;
// create index
index = new WGraphNode * [n_nodes];
// create node memory
node = new WGraphNode [n_nodes];
// create pulse base - maximum number of pulses can not exceed the amount of starting
// nodes and the pulse graph contains the datapoint positions
base = new PGraphNode [2*n_nodes];
node[0].empty = 0;
node[0].ptr_merged = 0;
node[0].size = n_nodes + 1;
node[0].value = 0;
node[0].n_construct = 0;
node[0].ptr_connected = new WGraphNode *[1];
node[0].ptr_construct = new PGraphNode *[1];
node[0].n_connected = 0;
node[0].index = 0;
index[0] = (&node[0]);
#ifdef DATA_RANGE
node[0].histogram = new int [DATA_RANGE];
#endif
zero = index[0];
int n_dim = connectivity[0];
// position of #connections - see connectivity data structure
int p_conn = n_dim + 1;
// number of connections
int n_conn = connectivity[p_conn];
int *coordinates = new int[n_dim];
// addition is the additional scaling required to increase one point on axis
int *addition = new int[n_dim];
addition[0] = 1;
for (int i = 1; i < n_dim; ++i)
{
addition[i] = addition[i - 1] * connectivity[1 + (i - 1)];
}
// int tel = 1; // start tel at 1 to skip 0-inf node
// while (!data.eof())
for (int tel = 1; tel < n_nodes; ++tel)
{
// data >> value;
// save memory adres in index
index[tel] = (&node[tel]);
// initialize nodes in work graph
node[tel].empty = 0;
node[tel].size = 1;
node[tel].value = data_structure[tel - 1]; // value
node[tel].n_construct = 1;
node[tel].ptr_construct = new PGraphNode * [1];
node[tel].ptr_construct[0] = &base[tel - 1];
node[tel].index = tel;
node[tel].ptr_merged = 0;
//create histogram for working graph
#ifdef DATA_RANGE
node[tel].histogram = new int [DATA_RANGE];
for (int k = 0; k < DATA_RANGE; k++)
node[tel].histogram[k] = 0;
node[tel].histogram[node[tel].value] = 1;
#endif
// initialize base nodes in pulse graph
// use tel - 1 as the pulse graph does not contain 0-inf node
base[tel - 1].size = 1;
base[tel - 1].height = 0;
base[tel - 1].n_construct = tel - 1; // position in datastructure
base[tel - 1].Connected_Pulse = 0;
//base[tel - 1].status = 0;
//base[tel - 1].CLand = 0;
base[tel - 1].index = tel - 1;
// create histotram for base nodes
#ifdef DATA_RANGE
base[tel - 1].histogram = new int [DATA_RANGE];
for (int k = 0; k < DATA_RANGE; ++k)
base[tel - 1].histogram[k] = 0;
base[tel - 1].histogram[node[tel].value] = 1;
#endif
// graph connectivity - define by using offset
node[tel].n_connected = n_conn; // connectivity saved in pos of 0 element
node[tel].ptr_connected = new WGraphNode * [node[tel].n_connected];
node[tel].ptr_connected[0] = 0;
/* Connectivity Data structure
#Dimensions - n
Dimension[1]
...
Dimension[n]
#Connections - k (p_conn)
Delta[0][0]
...
Delta[0][n]
...
Delta[k][0]
...
Delta[k][n]
*/
// find co-ordinates in data space ([0..k])
int place = tel - 1;
for (int dim = n_dim - 1; dim >= 0; --dim)
{
// if (place > addition[dim])
// {
int mod_pos = place%addition[dim];
coordinates[dim] = (place - mod_pos)/addition[dim];
place = mod_pos;
// }
// else
{
// coordinates[dim] = 0;
}
}
// if (tel < addition[1])
// coordinates[0] = tel - 1;
// cout << "coord" << coordinates[0] << " " << coordinates[1] << endl;
int c_conn = p_conn;
// set connections
//cout << tel << "\t";
for (int j = 0; j < node[tel].n_connected ; ++j)
{
//cout << "\nconnection " << j << "\n";
int new_pos;
place = tel;
for (int dim = 0; dim < n_dim; ++dim)
{
++c_conn;
new_pos = coordinates[dim] + connectivity[c_conn];
//cout << " pos " << coordinates[dim] << " new " << new_pos << " con " << connectivity[c_conn] << "\n";
if ((new_pos < 0)||(new_pos >= connectivity[dim + 1]))
{
place = 0;
// stop for - connection already out of bounds
c_conn += n_dim-dim-1;
dim = n_dim;
}
else
{
place += connectivity[c_conn]*addition[dim];
}
}
//cout << " p " << place << "\t";
node[tel].ptr_connected[j] = &node[place];
}
// cout << endl;
/*
WGraphNode *CNode = &(node[tel]);
qsort(CNode->ptr_connected,CNode->n_connected,sizeof(CNode->ptr_connected),compareWGraphNodeP);
cout << tel << "\t" << CNode << "\t";
for (int j = 0; j < node[tel].n_connected ; ++j)
{
cout << node[tel].ptr_connected[j] << " ";
}
cout << endl;
getchar();
*/
}
/*
for (int tel = 0; tel < n_nodes; ++tel)
{
cout << tel << "\t" << index[tel] << " ";
for (int j = 0; j < index[tel]->n_connected ; ++j)
{
cout << index[tel]->ptr_connected[j] << " ";
}
cout << index[tel]->value << endl;
}
getchar();
*/
return n_nodes;
}
#ifdef DATA_RANGE
int UpdateHistogram(WGraphNode *&CNode, WGraphNode *&TNode)
{
for (int i = 0; i < DATA_RANGE; i++)
{
TNode->histogram[i] += CNode->histogram[i];
}
delete [] CNode->histogram;
return 0;
}
#endif
inline int UpdateConnectedComp(WGraphNode *&CNode, WGraphNode *&TNode)
{
//clock_t begin;
//clock_t end;
//begin = clock();
//int k = 0;
int new_n_connected;
// Update connected Components in Test Node
WGraphNode **temp_WGraphNode;
// create temp variable
new_n_connected = TNode->n_connected + CNode->n_connected; // mius one, remove zero connection
temp_WGraphNode = new WGraphNode * [new_n_connected];
int counter_TNode = 0;
int counter_CNode = 0;
int counter = 0;
/*
cout << "start\n" << "TNode " << TNode << endl;
for (int n = 0; n < TNode->n_connected; ++n)
{
cout << TNode->ptr_connected[n] << "\t";
}
cout << endl << "CNode " << CNode << endl;
for (int n = 0; n < CNode->n_connected; ++n)
{
cout << CNode->ptr_connected[n] << "\t";
}
cout << endl << "after\n";
*/
while ((counter_TNode < TNode->n_connected)||(counter_CNode < CNode->n_connected))
{
// If connection in TNode equal to CNode skip connection
if (TNode->ptr_connected[counter_TNode] == CNode)
++counter_TNode;
// If connection in CNode equal to TNode skip connection
if (CNode->ptr_connected[counter_CNode] == TNode)
++counter_CNode;
// if both nodes is still within assigned memory
if ((counter_TNode < TNode->n_connected)&&(counter_CNode < CNode->n_connected))
{
// if CNode connection is smaller than TNode connection - add CNode connection
if (CNode->ptr_connected[counter_CNode] < TNode->ptr_connected[counter_TNode])
{
temp_WGraphNode[counter] = CNode->ptr_connected[counter_CNode];
++counter;
++counter_CNode;
}
else
// if TNode connection is smaller than CNode connection - add TNode connection
if (CNode->ptr_connected[counter_CNode] > TNode->ptr_connected[counter_TNode])
{
temp_WGraphNode[counter] = TNode->ptr_connected[counter_TNode];
++counter;
++counter_TNode;
}
else
// if TNode connection and CNode connection is equal - add only CNode
// if (CNode->ptr_connected[counter_CNode] == TNode->ptr_connected[counter_TNode])
{
if (counter == 0)
{
temp_WGraphNode[counter] = CNode->ptr_connected[counter_CNode];
++counter;
}
else
if (temp_WGraphNode[counter - 1] != CNode->ptr_connected[counter_CNode])
{
temp_WGraphNode[counter] = CNode->ptr_connected[counter_CNode];
++counter;
}
++counter_CNode;
++counter_TNode;
}
}
else
// if TNode counter is out of bounds - add all CNodes connections
if (counter_TNode < TNode->n_connected)
{
temp_WGraphNode[counter] = TNode->ptr_connected[counter_TNode];
++counter;
++counter_TNode;
}
else
// if CNode counter is out of bounds - add all TNode connections
if (counter_CNode < CNode->n_connected)
{
temp_WGraphNode[counter] = CNode->ptr_connected[counter_CNode];
++counter;
++counter_CNode;
}
}
// if no connections exist assign all other Nodes.
if (TNode->n_connected == 0)
{
for (int n = 0; n < CNode->n_connected; ++n)
temp_WGraphNode[n] = CNode->ptr_connected[n];
counter = CNode->n_connected;
}
else
if (CNode->n_connected == 0)
{
for (int n = 0; n < TNode->n_connected; ++n)
temp_WGraphNode[n] = TNode->ptr_connected[n];
counter = TNode->n_connected;
}
/*
// copy test node connected components to temp
for (int n = 0; n < TNode->n_connected; ++n)
{
if ((TNode->ptr_connected[n] == CNode)||(TNode->ptr_connected[n] == TNode))
{
--k;
}
else
{
temp_WGraphNode[k] = TNode->ptr_connected[n];
}
++k;
}
// copy current nodes connected components to temp
for (int n = 0; n < CNode->n_connected; ++n)
{
if ((CNode->ptr_connected[n] == TNode)||(CNode->ptr_connected[n] == CNode))
{
--k;
}
else
{
temp_WGraphNode[k] = CNode->ptr_connected[n];
}
++k;
}
*/
// update new node connected component information
TNode->n_connected = counter;
// delete old connected comp
delete [] TNode->ptr_connected;
// Assign new connected comp pointer
TNode->ptr_connected = temp_WGraphNode;
/* // No need to copy just assign pointer
TNode->ptr_connected = new WGraphNode * [TNode->n_connected];
// copy all components to new node
for (int n = 0; n < TNode->n_connected; n++)
{
TNode->ptr_connected[n] = temp_WGraphNode[n];
}
// delete temporary data
delete [] temp_WGraphNode;
*/
/*
for (int n = 0; n < TNode->n_connected; ++n)
{
cout << TNode->ptr_connected[n] << "\t";
}
cout << endl;
getchar();
*/
// Delete merged node connected comp
delete [] CNode->ptr_connected;
CNode->ptr_connected = 0;
// increase size of new node
TNode->size += CNode->size;
#if defined USE_SORT
DeleteDoubleConnections(TNode);
#endif
//end = clock();
//tot += (end - begin);
return 0;
}
inline int UpdateConstructionComp(WGraphNode *&CNode, WGraphNode *&TNode)
{
int new_n_construct;
PGraphNode **temp_PGraphNode;
new_n_construct = TNode->n_construct + CNode->n_construct;
temp_PGraphNode = new PGraphNode * [new_n_construct];
// copy construct components to temp variable
for (int n = 0; n < TNode->n_construct; ++n)
{
temp_PGraphNode[n] = TNode->ptr_construct[n];
}
delete [] TNode->ptr_construct;
// change pointer array
TNode->ptr_construct = temp_PGraphNode;
/*
TNode->ptr_construct = new PGraphNode * [new_n_construct];
// copy construction components from temp variable
for (int n = 0; n < TNode->n_construct; n++)
{
TNode->ptr_construct[n] = temp_PGraphNode[n];
}
delete [] temp_PGraphNode;\
*/
// add current node construction components to test node
for (int n = 0; n < CNode->n_construct; ++n)
{
TNode->ptr_construct[TNode->n_construct + n] = CNode->ptr_construct[n];
}
TNode->n_construct = new_n_construct;
delete [] CNode->ptr_construct;
return 0;
}
inline bool CheckNodeConnectedness(WGraphNode *&CNode, int &i_component)
{
bool removed = false;
// check if connected node is empty - update until connected is not empty
WGraphNode *TNode = CNode->ptr_connected[i_component];
while (TNode->empty == 1)
{
// get empty node merged adres
TNode = TNode->ptr_merged;
CNode->ptr_connected[i_component] = TNode;
// check if connected node references itself
}
// if TNode and CNOde is equal remove TNode connection
if (CNode == TNode)
{
--CNode->n_connected;
// if node references itself - delete connected node from connected components
for (int k = i_component; k < CNode->n_connected; ++k)
{
CNode->ptr_connected[k] = CNode->ptr_connected[k+1];
}
// check if i_component is out off bounds
removed = true;
}
return removed;
}
inline int CheckFeature(int &n_nodes, int &feature_count,WGraphNode *&CNode, WGraphNode **&feature)
{
// output 1 - if feature otherwise 0
// also update current feature index
int feature_test = 0;
int feature_return = 0;
int start_index = (CNode->ptr_connected[0] == 0)?1:0;
// stop boundary condition of becoming a feature
if (CNode->size <= n_nodes)
{
// check if node is max/min feature or nothing
for (int m = start_index; m < CNode->n_connected; ++m)
{
if (CNode->value < CNode->ptr_connected[m]->value)
--feature_test;
else
++feature_test;
}
// check result
if (feature_test == -1*CNode->n_connected + start_index)
{
// min feature - add to feature list
feature[feature_count] = CNode;
CNode->empty = 2; // show feature is min
feature_return = 1;
}
else
if (feature_test == CNode->n_connected - start_index)
{
//max feature -- add to feature list
feature[feature_count] = CNode;
CNode->empty = 3; // 3 - show feature is max
feature_return = 1;
}
}
return feature_return;
}
// used to minimize nodes on graph before DPT and extract current features
int OptimizeGraph(int n_nodes, WGraphNode **&feature, WGraphNode **&index, WGraphNode *&node)
{
// returns the number of features
int number_of_features = 0;
feature = new WGraphNode * [n_nodes];
int node_count = n_nodes;
WGraphNode *CNode, // Current Node
*TNode; // Test Node
for (int j = 1; j < node_count; ++j)
{
// cout << j << "\t" << node_count << endl;
CNode = index[j];
// check all connections and compare for possible merger
// check if zero node exist in node, this determines starting index
for (int m = 0; m < CNode->n_connected; ++m)
{
// check if connected node has merged with another - if yes update connection
// if node is removed recheck node
if (CheckNodeConnectedness(CNode,m))
{
--m;
}
else
{
TNode = CNode->ptr_connected[m];
// check connected comp same values
if (CNode->value == TNode->value)
{
// update connected components of TNode
for (int t = 0;t < TNode->n_connected; ++t)
{
CheckNodeConnectedness(TNode,t);
}
// Update connected Components in Test Node
UpdateConnectedComp(CNode, TNode);
// Update construction Components in Test Node
UpdateConstructionComp(CNode,TNode);
// Update Histogram in Test Node
#ifdef DATA_RANGE
UpdateHistogram(CNode,TNode);
#endif
// set current node to empty
CNode->empty = 1;
CNode->ptr_merged = TNode;
// stop merging this pulse
m = CNode->n_connected;
// remove node from index
index[CNode->index] = index[node_count-1]; // index[j] = index[i-1];
index[node_count-1]->index = CNode->index; // index[i-1]->index = j;
index[node_count-1] = CNode; // index[j] = index[i-1];
index[node_count-1]->index = node_count-1; // index[i-1]->index = j;
// reduce total number of nodes in index
--node_count;
// redo current j index
--j;
}
}
}
}
/*
for (int j = 0; j < n_nodes; ++j)
{
cout << j << "\t" << &(node[j]) << " " << node[j].ptr_merged << " " << node[j].empty;
if (node[j].ptr_merged == 0)
{
cout << "\n\t" << node[j].n_connected << " " << node[j].value << " " << node[j].size << endl;
cout << " CONNECTED \n";
for (int m = 0; m < node[j].n_connected; ++m)
{
cout << node[j].ptr_connected[m] << " " << node[j].empty << " ";
}
cout << endl;
}
cout << endl;
}
getchar();
*/
// update and smooth all nodes not merged
for (int j = 1; j < n_nodes; ++j)
{
if (node[j].ptr_merged == 0)
{
CNode = &(node[j]);
for (int m = 0; m < node[j].n_connected; ++m)
{
if (CheckNodeConnectedness(CNode,m))
--m;
}
DeleteDoubleConnections(CNode);
}
}
// extract features
for (int j = 1; j < n_nodes; ++j)
{
// cout << j << "\t" << n_nodes << endl;
CNode = &(node[j]);
if (CNode->ptr_merged == 0)
{
number_of_features += CheckFeature(n_nodes,number_of_features,CNode,feature);
}
}
//cout << "number of features " << number_of_features << endl;
return number_of_features;
}
//called within DPT
inline int OptimizeWorkGraph(WGraphNode *&CNode)
{
WGraphNode *TNode;
int stop = 0;
int tel = 0;
// run thourgh connected components
while ((stop ==0)&&(CNode->n_connected > 0))
{
CheckNodeConnectedness(CNode,tel);
TNode = CNode->ptr_connected[tel];
// check connected comp same values
if (CNode->value == TNode->value)
{
// Update connected Components in Test Node
UpdateConnectedComp(CNode, TNode);
// Update construction Components in Test Node
UpdateConstructionComp(CNode,TNode);
// Update Histogram in Test Node
#ifdef DATA_RANGE
UpdateHistogram(CNode,TNode);
#endif
// set current node to empty
CNode->empty = 1;
CNode->ptr_merged = TNode;
// Check TNode connected components now
CNode = TNode;
tel = -1;
}
++tel;
// stop if all connected components was tested for equal values
// and none matched
if (tel >= CNode->n_connected)
{
stop = 1;
}
}
return 0;
}
int AddPulse(int output_value, int &pulse_index,WGraphNode *&CNode,WGraphNode *&TNode,PGraphNode *&pulse )
{
++pulse_index;
pulse[pulse_index].height = CNode->value - output_value;
pulse[pulse_index].size = CNode->size;
pulse[pulse_index].Connected_Pulse = 0;
pulse[pulse_index].n_construct = CNode->n_construct;
pulse[pulse_index].ptr_construct = new PGraphNode * [pulse[pulse_index].n_construct];
//pulse[pulse_index].status = 0;
//pulse[pulse_index].CLand = 0;
pulse[pulse_index].index = pulse_index;
//copy construction
for (int j = 0; j < pulse[pulse_index].n_construct; j++)
{
// copy node construction to pulse
pulse[pulse_index].ptr_construct[j] = CNode->ptr_construct[j];
// update current pulse construction pulses
pulse[pulse_index].ptr_construct[j]->Connected_Pulse = &pulse[pulse_index];
}
// Copy Histogram in Test Node
#ifdef DATA_RANGE
pulse[pulse_index].histogram = new int [DATA_RANGE];
for (int i = 0; i < DATA_RANGE; i++)
{
pulse[pulse_index].histogram[i] = CNode->histogram[i];
}
#endif
//Remove current node by combining to TNode
//Update Connected Components
UpdateConnectedComp(CNode, TNode); // TNode size update here as well.
// Update Construction Components
CNode->n_construct = 1;
delete [] CNode->ptr_construct; // Remove all construction nodes as evrything
CNode->ptr_construct = new PGraphNode * [1]; // is summed in the pulse created.
CNode->ptr_construct[0] = &pulse[pulse_index]; // Add only pulse to construction
UpdateConstructionComp(CNode,TNode);
// Update Histogram in Test Node
#ifdef DATA_RANGE
UpdateHistogram(CNode,TNode);
#endif
// set current node to empty
CNode->empty = 1;
CNode->ptr_merged = TNode;
// cout << "Pulse :" << CNode->value << "\t"<< pulse[pulse_index].height << "\t" << pulse[pulse_index].size << endl;
return 0;
}
int DPT_decomposition(int &number_of_features, int &n_nodes, WGraphNode **&feature, PGraphNode *&pulse, WGraphNode **&index)
{
int output_value = 0;
int pulse_index = n_nodes-1;
WGraphNode *CNode,
*TNode,
*tempNode;
int n = 0;
int min = 1;
int telhoev = 0;
int tempSize;
//clock_t begin;
//clock_t end1;
//clock_t end2;
int feature_i = 0;
bool updated_feature = false;
while (number_of_features > 0)
{
n = min;
// begin = clock();
/*
cout << endl << n <<endl;
//if (n > 20000)
{
for (int i = 0;i < number_of_features; i++)
{
int teller = 0;
for (int k = 0; k < feature[i]->n_connected; k++)
for(int y = k + 1; y < feature[i]->n_connected; y++)
{
if (feature[i]->ptr_connected[y] == feature[i]->ptr_connected[k])
{
feature[i]->ptr_connected[y] = feature[i]->ptr_connected[feature[i]->n_connected - 1];
feature[i]->n_connected--;
teller++;
}
}
// cout << "bloom " << teller << " ";
cout << i <<"\t";
cout << feature[i]->value << "\t";
cout << feature[i]->size << "\t";
cout << feature[i]->empty << "\t";
cout << feature[i]->n_connected << "\t";
cout << feature[i]->n_construct << endl;
}
getchar();
}
*/
min = 2*n_nodes;
// min max
feature_i = 0;
for (int i = 0;i < number_of_features; ++i)
{
CNode = feature[i];
if (CNode->empty == 1)
{
--number_of_features;
// if not a feature - delete from index
feature[i] = feature[number_of_features];
--i;
}
else
if (CNode->size <= n)
{
updated_feature = false;
// check all connections and compare for possible merger
for (int m = 0; m < CNode->n_connected; ++m)
{
// check if connected node has merged with another - if yes update connection
// if node is removed recheck node
if (CheckNodeConnectedness(CNode,m))
{
--m;
}
else
{
TNode = CNode->ptr_connected[m];
// check connected comp same values
if (CNode->value == TNode->value)
{
for (int t = 0;t < TNode->n_connected; ++t)
{
if (CheckNodeConnectedness(TNode,t))
--t;
}
// Update connected Components in Test Node
UpdateConnectedComp(CNode, TNode);
// Update construction Components in Test Node
UpdateConstructionComp(CNode,TNode);
// Update Histogram in Test Node
#ifdef DATA_RANGE
UpdateHistogram(CNode,TNode);
#endif
// set current node to empty
CNode->empty = 1;
CNode->ptr_merged = TNode;
// stop merging this pulse
m = CNode->n_connected;
// Update possible feature
feature[i] = TNode;
updated_feature = true;
// redo current feature i index
--i;
}
}
}
if (updated_feature == false)
{
if (CheckFeature(n_nodes,i,CNode,feature) == 0)
{
--number_of_features;
// if not a feature - delete from index
feature[i] = feature[number_of_features];
// recheck current index
--i;
}
else
{
if ((CNode->size == n))
{
if ( CNode->empty == 2)
{
// find component with closest value
output_value = 1000000;
for (int j = 0; j < CNode->n_connected; ++j)
{
if (CNode->ptr_connected[j]->value < output_value)
{
output_value = CNode->ptr_connected[j]->value;
//save node with required value
TNode = CNode->ptr_connected[j];
}
}
// update TNode connected components
for (int t = 0; t < TNode->n_connected; ++t)
{
if (CheckNodeConnectedness(TNode,t))
--t;
}
//Create Pulse
AddPulse(TNode->value,pulse_index,CNode,TNode,pulse);
CNode = TNode;
feature[i] = CNode;
}
else
// if (CNode->empty == 3)
{
//move feature to beginning of feature table
tempNode = feature[feature_i];
feature[feature_i] = feature[i];
feature[i] = tempNode;
++feature_i;
}
}
}
}
}
if ((i>=0))
{
tempSize = feature[i]->size;
if ((tempSize < min)&&(tempSize != n))
min = tempSize;
}
}
//end1 = clock();
// max min
for (int i = 0;i < feature_i; ++i)
{
CNode = feature[i];
if (CNode->empty == 1)
{
--number_of_features;
// if not a feature - delete from index
feature[i] = feature[number_of_features];
--i;
}
else
if (CNode->size <= n)
{
updated_feature = false;
// check all connections and compare for possible merger
// check if zero node exist in node, this determines starting index