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GeometricAnalysis.cpp
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#include "GeometricAnalysis.h"
GeometricAnalysis::GeometricAnalysis ()
: SD1(0), SD2(0), TINN(0), M(0), N(0), HRVTriangularIndex(0), Y(0), X(0), HistogramBinLength(7.8125), SamplingInterval(360)
{}
GeometricAnalysis::~GeometricAnalysis (void)
{}
void GeometricAnalysis::runModule(const ECGInfo &info, const ECGRs &ecgRs, ECGHRV2 &ecgHRV2)
{
#ifdef DEVELOPMENT
this->rpeaks = MakeRRsignal();
#else
this->rpeaks = ecgRs;
this->SamplingInterval = (double)info.channel_one.frequecy;
#endif
PrepareRRSignal();
MakeHistogramAndGeometricalParams();
MakePoincareAndSDParams();
SetHRV2Params(ecgHRV2);
}
// "histogram_bin_length" - szerokosc slupka histogramu
void GeometricAnalysis::setParams(ParametersTypes ¶meterTypes)
{
if(parameterTypes.find("histogram_bin_length") != parameterTypes.end())
{
double HistogramParameter = (double)parameterTypes["histogram_bin_length"];
this->HistogramBinLength = HistogramParameter;
}
}
// funkcja przeksztalca wektor numerow probek z zalamkami R na wektor interwalow RR
void GeometricAnalysis::PrepareRRSignal()
{
unsigned int rpeaks_size = rpeaks.GetRs()->signal->size;
RR_intervals = OtherSignal(new WrappedVector);
RR_intervals->signal = gsl_vector_alloc(rpeaks_size-1);
#ifdef DEVELOPMENT
for(int i = 0; i < rpeaks_size-1; i++)
{
int Value = gsl_vector_int_get (rpeaks.GetRs()->signal, i);
gsl_vector_set(RR_intervals->signal, i, Value);
}
#else
for(int i = 0; i < rpeaks_size-1; i++)
{
int Value1 = gsl_vector_int_get (rpeaks.GetRs()->signal, i);
int Value2 = gsl_vector_int_get (rpeaks.GetRs()->signal, i+1);
double Result = (double)abs(Value2-Value1);
gsl_vector_set(RR_intervals->signal, i, Result);
}
gsl_vector_scale(RR_intervals->signal,(double)((1/SamplingInterval)*1000));
#endif
}
// funkcja oblicza punkty wykresu histogramu, punkty trojkata aproksymyjacego histogram, parametry: indeks trojkatny, indeks TINN
void GeometricAnalysis::MakeHistogramAndGeometricalParams()
{
double RRmax = gsl_vector_max(RR_intervals->signal);
double RRmin = gsl_vector_min(RR_intervals->signal);
double length = RRmax-RRmin;
int index_hist = (int)length/HistogramBinLength;
IntSignal Histogram = IntSignal(new WrappedVectorInt);
Histogram->signal = gsl_vector_int_alloc(index_hist);
unsigned int RR_intervals_size = RR_intervals->signal->size;
for(int i=0; i < index_hist; i++)
{
gsl_vector_int_set(Histogram->signal, i,0);
for(int j=0; j < RR_intervals_size; j++)
{
auto value = gsl_vector_get(RR_intervals->signal, j);
if(value > (RRmin + (i * HistogramBinLength ) ) )
{
if(value < (RRmin + ( (i+1) * HistogramBinLength ) ) )
{
auto oldvalue = gsl_vector_int_get(Histogram->signal, i);
gsl_vector_int_set(Histogram->signal, i,oldvalue+1);
}
}
}
}
unsigned int Y = gsl_vector_int_max(Histogram->signal);
unsigned int X = gsl_vector_int_max_index(Histogram->signal);
double minimum = 0;
//double globalminimum = 10000000000000;
double globalminimum = 0;
bool setglobalminimum = false;
int N = 0;
int M = 0;
double x[3] = { N, X, M };
double y[3] = { 0, Y, 0 };
gsl_interp *interpolation = gsl_interp_alloc (gsl_interp_linear,3);
gsl_interp_accel * accelerator = gsl_interp_accel_alloc();
unsigned Histogram_size = Histogram->signal->size;
for(int index_N=0; index_N < X-1; index_N++)
{
for(int index_M=X+1; index_M < Histogram_size; index_M++)
{
x[0] = index_N; x[2] = index_M;
gsl_interp_init(interpolation, x, y, 3);
for(int i=0; i < index_N; i++)
{
int HistogramValue = gsl_vector_int_get(Histogram->signal, i);
minimum = minimum + (double)(HistogramValue*HistogramValue);
}
for(int i=index_N+1; i < index_M-1; i++)
{
int LinearValue = gsl_interp_eval(interpolation, x, y, i, accelerator);
int HistogramValue = gsl_vector_int_get(Histogram->signal, i);
minimum = minimum + (double)( ( LinearValue - HistogramValue ) * ( LinearValue - HistogramValue ) );
}
for(int i=index_M; i < Histogram_size; i++)
{
auto HistogramValue = gsl_vector_int_get(Histogram->signal, i);
minimum = minimum + (double)(HistogramValue*HistogramValue);
}
if(!setglobalminimum)
{
globalminimum = minimum;
setglobalminimum=true;
}
if(minimum <= globalminimum)
{
globalminimum=minimum;
N=index_N;
M=index_M;
}
minimum=0;
}
}
histogram_y = IntSignal(new WrappedVectorInt);
histogram_y->signal = gsl_vector_int_alloc(index_hist);
histogram_x = IntSignal(new WrappedVectorInt);
histogram_x->signal = gsl_vector_int_alloc(index_hist);
gsl_vector_int_memcpy(this->histogram_y->signal,Histogram->signal);
for(int i = 0; i < index_hist; i++)
{
gsl_vector_int_set(this->histogram_x->signal, i, i);
}
this->N=N;
this->M=M;
this->X=X;
this->Y=Y;
this->HRVTriangularIndex = (double)((double)RR_intervals_size/(double)Y);
this->TINN = (M - N)*HistogramBinLength;
}
// funkcja oblicza punkty wykresu Poincare oraz parametry SD1 i SD2
void GeometricAnalysis::MakePoincareAndSDParams()
{
unsigned int RR_intervals_size = RR_intervals->signal->size;
poincare_x = IntSignal(new WrappedVectorInt);
poincare_x->signal = gsl_vector_int_alloc(RR_intervals_size-1);
poincare_y = IntSignal(new WrappedVectorInt);
poincare_y->signal = gsl_vector_int_alloc(RR_intervals_size-1);
IntSignal diff = IntSignal(new WrappedVectorInt);
diff->signal = gsl_vector_int_alloc(RR_intervals_size-1);
double *data_SDNN = new double[RR_intervals_size-1];
for(int i = 0; i < RR_intervals_size; i++)
{
double SignalValue = gsl_vector_get (RR_intervals->signal, i);
data_SDNN[i] = SignalValue;
if(i < RR_intervals_size-1) gsl_vector_int_set(poincare_x->signal, i, SignalValue);
if(i > 0) gsl_vector_int_set(poincare_y->signal, i-1, SignalValue);
}
double sdnn = gsl_stats_sd(data_SDNN,1,RR_intervals_size-1);
gsl_vector_int_memcpy(diff->signal, poincare_y->signal);
gsl_vector_int_sub(diff->signal,poincare_x->signal);
double *data_DIFF = new double[RR_intervals_size-1];
for(int i = 0; i < RR_intervals_size-1; i++)
{
double SignalValue = gsl_vector_int_get (diff->signal, i);
data_DIFF[i] = SignalValue;
}
double sdsd = gsl_stats_sd(data_DIFF,1,RR_intervals_size-1);
double SD1 = (double)sqrt(0.5*pow(sdsd,2));
double SD2 = (double)sqrt(2*pow(sdnn,2) - 0.5*pow(sdsd,2));
this->SD1 = SD1;
this->SD2 = SD2;
}
//funckja przesyla wszystkie dane do obiektu klasy ECGHRV2
void GeometricAnalysis::SetHRV2Params(ECGHRV2 &hrv2)
{
hrv2.SetSD1(this->SD1);
hrv2.SetSD2(this->SD2);
hrv2.SetTINN(this->TINN);
hrv2.SetM(this->M);
hrv2.SetN(this->N);
hrv2.SetHRVTriangularIndex(this->HRVTriangularIndex);
hrv2.SetY(this->Y);
hrv2.SetX(this->X);
hrv2.SetHistogramBinLength(this->HistogramBinLength);
hrv2.SetHistogram_x(histogram_x);
hrv2.SetHistogram_y(histogram_y);
hrv2.SetPoincare_x(poincare_x);
hrv2.SetPoincare_y(poincare_y);
}
//funkcja tworzaca testowy wektor interwalow RR
ECGRs GeometricAnalysis::MakeRRsignal()
{
int RRsignal[] = {
1974,
1974,
1075,
1023,
1001,
1102,
1049,
1023,
1016,
979 ,
1074,
1061,
1017,
1015,
997 ,
992 ,
1081,
1038,
1017,
995 ,
999 ,
1076,
1099,
1039,
1046,
1072,
1059,
1121,
1082,
1026,
1044,
1023,
1061,
1097,
1015,
1013,
996 ,
1090,
1054,
1052,
999 ,
997 ,
1032,
1030,
1041,
1017,
947 ,
950 ,
1045,
1009,
1022,
976 ,
965 ,
964 ,
1056,
1019,
1027,
970 ,
968 ,
1028,
1044,
1006,
1017,
968 ,
931 ,
1053,
1010,
992 ,
996 ,
946 ,
964 ,
1039,
1016,
988 ,
981 ,
932 ,
509 ,
1522,
993 ,
1021,
967 ,
939 ,
1025,
1045,
969 ,
998 ,
981 ,
956 ,
1048,
1041,
998 ,
1008,
962 ,
1041,
1051,
1024,
1016,
1011,
985 ,
1060,
1052,
1027,
985 ,
1007,
1065,
1055,
1046,
1014,
1029,
1039,
1064,
1063,
1044,
991 ,
506 ,
1550,
1079,
1030,
1026,
992 ,
1047,
1046,
1031,
1027,
992 ,
972 ,
1069,
1028,
1012,
1031,
972 ,
1043,
1051,
1053,
1022,
1018,
966 ,
1075,
1058,
997 ,
1027,
984 ,
984 ,
1073,
1008,
988 ,
1009,
935 ,
1059,
1047,
995 ,
1000,
1000,
994 ,
1072,
1044,
1011,
1015,
986 ,
1053,
1079,
1023,
1001,
1044,
1003,
1081,
1065,
991 ,
1028,
976 ,
1060,
1078,
1000,
1009,
1000,
571 ,
1454,
1038,
990 ,
979 ,
926 ,
1054,
1006,
1030,
981 ,
988 ,
982 ,
1065,
1041,
1054,
1015,
972 ,
1113,
1055,
1046,
1042,
990 ,
1015,
1074,
1034,
1042,
972 ,
971 ,
487 ,
1571,
994 ,
999 ,
952 ,
950 ,
1023,
1011,
954 ,
978 ,
943 ,
969 ,
1044,
1008,
985 ,
1002,
951 ,
909 ,
1215,
1024,
1034,
990 ,
474 ,
1034,
1465,
1014,
1039,
578 ,
1416,
1073,
1032,
1011,
781 ,
1225,
1074,
1088,
1009,
574 ,
1432,
1059,
1068,
1027,
1000,
1023,
974 ,
1068,
1044,
1020,
990 ,
978 ,
1056,
991 ,
1098,
1013,
1005,
1015,
1069,
1053,
1047,
884 ,
1024,
1201,
1051,
1031,
499 ,
1463,
1064,
1066,
1017,
572 ,
1418,
963 ,
1080,
1013,
478 ,
1440,
982 ,
930 ,
1035,
993 ,
956 ,
955 ,
932 ,
930 ,
1022,
970 ,
976 ,
976 ,
953 ,
990 ,
1053,
967 ,
989 ,
961 ,
944 ,
1015,
1034,
991 ,
988 ,
1011,
971 ,
1070,
1055,
985 ,
991 ,
962 ,
1009,
1008,
400 ,
1488,
968 ,
913 ,
986 ,
1016,
935 ,
954 ,
940 ,
939 ,
995 ,
1017,
976 ,
953 ,
963 ,
983 ,
1003,
1027,
979 ,
935 ,
969 ,
1002,
1026,
859 ,
1152,
970 ,
934 ,
1043,
973 ,
1029,
977 ,
599 ,
1343,
1054,
1001,
1000,
983 ,
922 ,
1026,
1043,
982 ,
1039,
977 ,
976 ,
1053,
1051,
999 ,
1014,
837 ,
1153,
1068,
1020,
992 ,
997 ,
950 ,
1039,
1063,
1002,
1009,
1017,
984 ,
602 ,
1511,
1022,
1035,
955 ,
590 ,
1518,
1026,
998 ,
991 ,
711 ,
1324,
1076,
978 ,
986 ,
960 ,
1007,
1025,
1005,
963 ,
994 ,
967 ,
1022,
1042,
880 ,
1084,
980 ,
968 ,
1037,
1008,
995 ,
973 ,
984 ,
1040,
1061,
1001,
1029,
995 ,
536 ,
1546,
1076,
1065,
1014,
1029,
1104,
1098,
1056,
1045,
620 ,
1508,
1107,
1044,
1050,
1015,
1022,
1117,
1035,
1031,
1047,
927 ,
1160,
1066,
1019,
1014,
985 ,
752 ,
1352,
1008,
1021,
983 ,
980 ,
1044,
1073,
994 ,
993 ,
1026,
1029,
1076,
1058,
1033,
575 ,
1463,
1111,
1101,
1009,
576 ,
1420,
1088,
1058,
975 ,
1026,
976 ,
1010,
1028,
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