SNAP Library 2.0, User Reference  2013-05-13 16:33:57
SNAP, a general purpose, high performance system for analysis and manipulation of large networks
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Defines
Static Public Member Functions
TGUtil Class Reference

Graph Utilities. More...

#include <util.h>

List of all members.

Static Public Member Functions

static void GetCdf (const TIntPrV &PdfV, TIntPrV &CdfV)
static void GetCdf (const TFltPrV &PdfV, TFltPrV &CdfV)
static void GetCdf (const TIntFltKdV &PdfV, TIntFltKdV &CdfV)
static TIntPrV GetCdf (const TIntPrV &PdfV)
static TFltPrV GetCdf (const TFltPrV &PdfV)
static void GetCCdf (const TIntPrV &PdfV, TIntPrV &CCdfV)
static void GetCCdf (const TFltPrV &PdfV, TFltPrV &CCdfV)
static void GetCCdf (const TIntFltKdV &PdfV, TIntFltKdV &CCdfV)
static TIntPrV GetCCdf (const TIntPrV &PdfV)
static TFltPrV GetCCdf (const TFltPrV &PdfV)
static void GetPdf (const TIntPrV &CdfV, TIntPrV &PdfV)
static void GetPdf (const TFltPrV &CdfV, TFltPrV &PdfV)
static void GetPdf (const TIntFltKdV &CdfV, TIntFltKdV &PdfV)
static void Normalize (TFltPrV &PdfV)
static void Normalize (TIntFltKdV &PdfV)
static void MakeExpBins (const TFltPrV &XYValV, TFltPrV &ExpXYValV, const double &BinFactor=2, const double &MinYVal=1)
static void MakeExpBins (const TFltKdV &XYValV, TFltKdV &ExpXYValV, const double &BinFactor=2, const double &MinYVal=1)
static void MakeExpBins (const TFltV &YValV, TFltV &ExpYValV, const double &BinFactor=1.01)
static void MakeExpBins (const TIntV &YValV, TIntV &ExpYValV, const double &BinFactor=1.01)

Detailed Description

Graph Utilities.

Definition at line 3 of file util.h.

Member Function Documentation

void TGUtil::GetCCdf ( const TIntPrV &  PdfV,
TIntPrV &  CCdfV 
) [static]

Definition at line 33 of file util.cpp.

                                                        {
  CCdfV = PdfV;
  for (int i = CCdfV.Len()-2; i >= 0; i--) {
    CCdfV[i].Val2 = CCdfV[i+1].Val2 + CCdfV[i].Val2; }
}
void TGUtil::GetCCdf ( const TFltPrV &  PdfV,
TFltPrV &  CCdfV 
) [static]

Definition at line 39 of file util.cpp.

                                                        {
  CCdfV = PdfV;
  for (int i = CCdfV.Len()-2; i >= 0; i--) {
    CCdfV[i].Val2 = CCdfV[i+1].Val2 + CCdfV[i].Val2; }
}
void TGUtil::GetCCdf ( const TIntFltKdV &  PdfV,
TIntFltKdV &  CCdfV 
) [static]

Definition at line 45 of file util.cpp.

                                                              {
  CCdfV = PdfV;
  for (int i = CCdfV.Len()-2; i >= 0; i--) {
    CCdfV[i].Dat = CCdfV[i+1].Dat + CCdfV[i].Dat; }
}
TIntPrV TGUtil::GetCCdf ( const TIntPrV &  PdfV) [static]

Definition at line 51 of file util.cpp.

                                           {
  TIntPrV CCdfV;
  GetCCdf(PdfV, CCdfV);
  return CCdfV;
}
TFltPrV TGUtil::GetCCdf ( const TFltPrV &  PdfV) [static]

Definition at line 57 of file util.cpp.

                                           {
  TFltPrV CCdfV;
  GetCCdf(PdfV, CCdfV);
  return CCdfV;
}
void TGUtil::GetCdf ( const TIntPrV &  PdfV,
TIntPrV &  CdfV 
) [static]

Definition at line 3 of file util.cpp.

                                                      {
  CdfV = PdfV;
  for (int i = 1; i < CdfV.Len(); i++) {
    CdfV[i].Val2 = CdfV[i-1].Val2 + CdfV[i].Val2; }
}
void TGUtil::GetCdf ( const TFltPrV &  PdfV,
TFltPrV &  CdfV 
) [static]

Definition at line 9 of file util.cpp.

                                                      {
  CdfV = PdfV;
  for (int i = 1; i < CdfV.Len(); i++) {
    CdfV[i].Val2 = CdfV[i-1].Val2 + CdfV[i].Val2; }
}
void TGUtil::GetCdf ( const TIntFltKdV &  PdfV,
TIntFltKdV &  CdfV 
) [static]

Definition at line 15 of file util.cpp.

                                                            {
  CdfV = PdfV;
  for (int i = 1; i < CdfV.Len(); i++) {
    CdfV[i].Dat = CdfV[i-1].Dat + CdfV[i].Dat; }
}
TIntPrV TGUtil::GetCdf ( const TIntPrV &  PdfV) [static]

Definition at line 21 of file util.cpp.

                                          {
  TIntPrV CdfV;
  GetCdf(PdfV, CdfV);
  return CdfV;
}
TFltPrV TGUtil::GetCdf ( const TFltPrV &  PdfV) [static]

Definition at line 27 of file util.cpp.

                                          {
  TFltPrV CdfV;
  GetCdf(PdfV, CdfV);
  return CdfV;
}
void TGUtil::GetPdf ( const TIntPrV &  CdfV,
TIntPrV &  PdfV 
) [static]

Definition at line 63 of file util.cpp.

                                                      {
  PdfV = CdfV;
  for (int i = PdfV.Len()-1; i > 0; i--) {
    PdfV[i].Val2 = PdfV[i].Val2 - PdfV[i-1].Val2; }
}
void TGUtil::GetPdf ( const TFltPrV &  CdfV,
TFltPrV &  PdfV 
) [static]

Definition at line 69 of file util.cpp.

                                                      {
  PdfV = CdfV;
  for (int i = PdfV.Len()-1; i > 0; i--) {
    PdfV[i].Val2 = PdfV[i].Val2 - PdfV[i-1].Val2; }
}
void TGUtil::GetPdf ( const TIntFltKdV &  CdfV,
TIntFltKdV &  PdfV 
) [static]

Definition at line 75 of file util.cpp.

                                                            {
  PdfV = CdfV;
  for (int i = PdfV.Len()-1; i > 0; i--) {
    PdfV[i].Dat = PdfV[i].Dat - PdfV[i-1].Dat; }
}
void TGUtil::MakeExpBins ( const TFltPrV &  XYValV,
TFltPrV &  ExpXYValV,
const double &  BinFactor = 2,
const double &  MinYVal = 1 
) [static]

Definition at line 99 of file util.cpp.

                                                                                                                  {
  TGnuPlot::MakeExpBins(XYValV, ExpXYValV, BinFactor, MinYVal);
}
void TGUtil::MakeExpBins ( const TFltKdV &  XYValV,
TFltKdV &  ExpXYValV,
const double &  BinFactor = 2,
const double &  MinYVal = 1 
) [static]

Definition at line 103 of file util.cpp.

                                                                                                                  {
  TGnuPlot::MakeExpBins(XYValV, ExpXYValV, BinFactor, MinYVal);
}
void TGUtil::MakeExpBins ( const TFltV &  YValV,
TFltV &  ExpYValV,
const double &  BinFactor = 1.01 
) [static]

Definition at line 107 of file util.cpp.

                                                                                     {
  ExpYValV.Clr(true);
  int prevI=0;
  for (int i = 0; i < YValV.Len(); ) {
    ExpYValV.Add(YValV[i]);
    i = int(i*BinFactor);
    if (i==prevI) { i++; }
    prevI = i;
  }
}
void TGUtil::MakeExpBins ( const TIntV &  YValV,
TIntV &  ExpYValV,
const double &  BinFactor = 1.01 
) [static]

Definition at line 118 of file util.cpp.

                                                                                     {
  ExpYValV.Clr(true);
  int prevI=0;
  for (int i = 0; i < YValV.Len(); ) {
    ExpYValV.Add(YValV[i]);
    i = int(i*BinFactor);
    if (i==prevI) { i++; }
    prevI = i;
  }
}
void TGUtil::Normalize ( TFltPrV &  PdfV) [static]

Definition at line 81 of file util.cpp.

                                    {
  double Sum = 0.0;
  for (int i = 0; i < PdfV.Len(); i++) {
    Sum += PdfV[i].Val2; }
  if (Sum <= 0.0) { return; }
  for (int i = 0; i < PdfV.Len(); i++) {
    PdfV[i].Val2 /= Sum; }
}
void TGUtil::Normalize ( TIntFltKdV &  PdfV) [static]

Definition at line 90 of file util.cpp.

                                       {
  double Sum = 0.0;
  for (int i = 0; i < PdfV.Len(); i++) {
    Sum += PdfV[i].Dat; }
  if (Sum <= 0.0) { return; }
  for (int i = 0; i < PdfV.Len(); i++) {
    PdfV[i].Dat /= Sum; }
}
The documentation for this class was generated from the following files: