#include <timenet.h>

Inheritance diagram for TTimeNet:

Collaboration diagram for TTimeNet:

Classes
class	TTmBucket
Public Types
typedef TNodeNet< TSecTm >	TNet
typedef TPt< TNodeNet< TSecTm > >	PNet
typedef TVec< TTmBucket >	TTmBucketV
Public Member Functions
	TTimeNet ()
	TTimeNet (const int &Nodes, const int &Edges)
	TTimeNet (const TTimeNet &TimeNet)
	TTimeNet (TSIn &SIn)
void	Save (TSOut &SOut) const
	Saves the network to a (binary) stream SOut.
TTimeNet &	operator= (const TTimeNet &TimeNet)
PTimeNet	GetSubGraph (const TIntV &NIdV) const
PTimeNENet	GetTimeNENet () const
void	GetNIdByTm (TIntV &NIdV) const
void	GetTmBuckets (const TTmUnit &GroupBy, TTmBucketV &TmBucketV) const
void	GetNodeBuckets (const int NodesPerBucket, TTimeNet::TTmBucketV &TmBucketV) const
PGStatVec	TimeGrowth (const TTmUnit &TmUnit, const TFSet &TakeStat, const TSecTm &StartTm) const
void	PlotEffDiam (const TStr &FNmPref, const TStr &Desc, const TTmUnit &GroupBy, const TSecTm &StartTm, const int &NDiamRuns=10, const bool &OnlyWcc=false, const bool &AlsoRewire=false) const
void	PlotMissingPast (const TStr &FNmPref, const TStr &Desc, const TTmUnit &GroupBy, const TSecTm &DelPreTmEdges, const TSecTm &PostTmDiam) const
void	PlotCCfOverTm (const TStr &FNmPref, TStr Desc, const TTmUnit &TmUnit, const int &NodesBucket=-1) const
void	PlotMedianDegOverTm (const TStr &FNmPref, const TTmUnit &TmUnit, const int &NodesPerBucket=-1) const
Static Public Member Functions
static PTimeNet	New ()
	Static constructor that returns a pointer to the network. Call: TPt <TNodeNet<TNodeData> > Net = TNodeNet<TNodeData>::New().
static PTimeNet	New (const int &Nodes, const int &Edges)
static PTimeNet	Load (TSIn &SIn)
	Static constructor that loads the network from a stream SIn and returns a pointer to it.
static PTimeNet	LoadBipartite (const TStr &InFNm)
static PTimeNet	LoadArxiv (const TStr &PaperFNm, const TStr &CiteFNm)
static PTimeNet	LoadPatents (const TStr &PatentFNm, const TStr &CiteFNm)
static PTimeNet	LoadAmazon (const TStr &StlFNm)
Friends
class	TPt< TTimeNet >

Detailed Description

Definition at line 16 of file timenet.h.

Member Typedef Documentation

typedef TPt<TNodeNet<TSecTm> > TTimeNet::PNet

Reimplemented from TNodeNet< TSecTm >.

Definition at line 19 of file timenet.h.

typedef TNodeNet<TSecTm> TTimeNet::TNet

Reimplemented from TNodeNet< TSecTm >.

Definition at line 18 of file timenet.h.

typedef TVec<TTmBucket> TTimeNet::TTmBucketV

Definition at line 32 of file timenet.h.

Constructor & Destructor Documentation

TTimeNet::TTimeNet ( ) [inline]

Definition at line 34 of file timenet.h.

Referenced by Load(), and New().

{ }

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TTimeNet::TTimeNet	(	const int &	Nodes,
		const int &	Edges
	)		`[inline]`

Definition at line 35 of file timenet.h.

: TNet(Nodes, Edges) { }

TTimeNet::TTimeNet ( const TTimeNet & TimeNet ) [inline]

Definition at line 36 of file timenet.h.

: TNet(TimeNet) { }

TTimeNet::TTimeNet ( TSIn & SIn ) [inline]

Definition at line 37 of file timenet.h.

: TNet(SIn) { }

Member Function Documentation

void TTimeNet::GetNIdByTm ( TIntV & NIdV ) const

Definition at line 48 of file timenet.cpp.

References TVec< TVal >::Add(), TNodeNet< TSecTm >::BegNI(), TNodeNet< TSecTm >::EndNI(), TVec< TVal >::Gen(), TNodeNet< TSecTm >::GetNodes(), TVec< TVal >::Len(), and TVec< TVal >::Sort().

Referenced by GetNodeBuckets(), and GetTimeNENet().

                                           {
  TVec<TKeyDat<TSecTm, TInt> > TmToNIdV(GetNodes(), 0);
  for (TNodeI NodeI = BegNI(); NodeI < EndNI(); NodeI++) {
    TmToNIdV.Add(TKeyDat<TSecTm, TInt>(NodeI.GetDat(), NodeI.GetId())); }
  TmToNIdV.Sort();
  NIdV.Gen(GetNodes(), 0);
  for (int i = 0; i < TmToNIdV.Len(); i++) {
    NIdV.Add(TmToNIdV[i].Dat); }
}

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void TTimeNet::GetNodeBuckets	(	const int	NodesPerBucket,
		TTimeNet::TTmBucketV &	TmBucketV
	)		const

Definition at line 77 of file timenet.cpp.

References TVec< TVal >::Add(), TVec< TVal >::Gen(), GetNIdByTm(), and TVec< TVal >::Len().

Referenced by PlotCCfOverTm(), and PlotMedianDegOverTm().

                                                                                           {
  TIntV NIdV;
  GetNIdByTm(NIdV);
  TmBucketV.Gen(NIdV.Len() / NodesPerBucket + 1, 0);
  for (int i = 0; i < NIdV.Len(); i++) {
    const int b = i/NodesPerBucket;
    if (TmBucketV.Len() <= b) { TmBucketV.Add(TTimeNet::TTmBucket(TSecTm(b))); }
    TmBucketV[b].NIdV.Add(NIdV[i]);
  }
}

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PTimeNet TTimeNet::GetSubGraph ( const TIntV & NIdV ) const

Definition at line 10 of file timenet.cpp.

References TNodeNet< TNodeData >::AddEdge(), TNodeNet< TNodeData >::AddNode(), TNodeNet< TNodeData >::Defrag(), TNodeNet< TSecTm >::GetNDat(), TNodeNet< TSecTm >::GetNI(), TNodeNet< TNodeData >::IsNode(), TVec< TVal >::Len(), New(), and TNodeNet< TNodeData >::Reserve().

Referenced by PlotCCfOverTm(), PlotMedianDegOverTm(), and PlotMissingPast().

                                                      {
  PTimeNet NewNetPt = TTimeNet::New();
  TTimeNet& NewNet = *NewNetPt;
  NewNet.Reserve(NIdV.Len(), -1);
  int node, edge;
  TNodeI NI;
  for (node = 0; node < NIdV.Len(); node++) {
    NewNet.AddNode(NIdV[node], GetNDat(NIdV[node])); // also copy the node data
  }
  for (node = 0; node < NIdV.Len(); node++) {
    NI = GetNI(NIdV[node]);
    const int SrcNId = NI.GetId();
    for (edge = 0; edge < NI.GetOutDeg(); edge++) {
      const int OutNId = NI.GetOutNId(edge);
      if (NewNet.IsNode(OutNId)) {
        NewNet.AddEdge(SrcNId, OutNId); }
    }
  }
  NewNet.Defrag();
  return NewNetPt;
}

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PTimeNENet TTimeNet::GetTimeNENet ( ) const

Definition at line 32 of file timenet.cpp.

References TNodeNet< TSecTm >::GetEdges(), TNodeNet< TSecTm >::GetNI(), GetNIdByTm(), TNodeNet< TSecTm >::GetNodes(), TVec< TVal >::Len(), and New().

                                        {
  TIntV NIdV;  GetNIdByTm(NIdV);
  PTimeNENet OutNet = TTimeNENet::New(GetNodes(), GetEdges());
  for (int i = 0; i < NIdV.Len(); i++) {
    const int Src = NIdV[i];
    const TTimeNet::TNodeI NI = GetNI(Src);
    const TSecTm SrcTm = NI.GetDat();
    if (! OutNet->IsNode(Src)) { OutNet->AddNode(Src, SrcTm); }
    for (int e = 0; e < NI.GetOutDeg(); e++) {
      if (! OutNet->IsNode(NI.GetOutNId(e))) { OutNet->AddNode(NI.GetOutNId(e), SrcTm); }
      OutNet->AddEdge(Src, NI.GetOutNId(e), -1, SrcTm);
    }
  }
  return OutNet;
}

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void TTimeNet::GetTmBuckets	(	const TTmUnit &	GroupBy,
		TTmBucketV &	TmBucketV
	)		const

Definition at line 59 of file timenet.cpp.

References TVec< TVal >::Add(), THash< TKey, TDat, THashFunc >::AddKey(), TNodeNet< TSecTm >::BegNI(), TTimeNet::TTmBucket::BegTm, TNodeNet< TSecTm >::EndNI(), TVec< TVal >::Gen(), THash< TKey, TDat, THashFunc >::GetDat(), THash< TKey, TDat, THashFunc >::GetKeyDatPrV(), THash< TKey, TDat, THashFunc >::IsKey(), TVec< TVal >::Len(), TTimeNet::TTmBucket::NIdV, and TVec< TVal >::Sort().

Referenced by PlotCCfOverTm(), PlotEffDiam(), PlotMedianDegOverTm(), PlotMissingPast(), and TimeGrowth().

                                                                              {
  THash<TInt, TIntV> TmIdToNIdVH;
  for (TNodeI NodeI = BegNI(); NodeI < EndNI(); NodeI++) {
    const int TmId = NodeI().Round(TmUnit);
    if (! TmIdToNIdVH.IsKey(TmId)) TmIdToNIdVH.AddKey(TmId);
    TmIdToNIdVH.GetDat(TmId).Add(NodeI.GetId());
  }
  TVec<TPair<TInt, TIntV> > TmIdNIdVV;
  TmIdToNIdVH.GetKeyDatPrV(TmIdNIdVV);
  TmIdNIdVV.Sort();
  TmBucketV.Gen(TmIdNIdVV.Len());
  for (int i = 0; i < TmIdNIdVV.Len(); i++) {
    TTmBucket& Bucket = TmBucketV[i];
    Bucket.BegTm = TmIdNIdVV[i].Val1;
    Bucket.NIdV = TmIdNIdVV[i].Val2;
  }
}

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static PTimeNet TTimeNet::Load ( TSIn & SIn ) [inline, static]

Static constructor that loads the network from a stream SIn and returns a pointer to it.

Reimplemented from TNodeNet< TSecTm >.

Definition at line 41 of file timenet.h.

References TTimeNet().

{ return new TTimeNet(SIn); }

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PTimeNet TTimeNet::LoadAmazon ( const TStr & StlFNm ) [static]

Definition at line 561 of file timenet.cpp.

References TNodeNet< TNodeData >::AddEdge(), TNodeNet< TNodeData >::AddNode(), TStr::CStr(), TNodeNet< TNodeData >::Defrag(), TNodeNet< TNodeData >::GetEdges(), TStr::GetInt(), TTmInfo::GetMonthN(), TNodeNet< TNodeData >::GetNodes(), TStr::GetSubStr(), TNodeNet< TNodeData >::IsEdge(), TNodeNet< TNodeData >::IsNode(), lUs, New(), TNodeNet< TNodeData >::Reserve(), and TStr::SplitOnAllCh().

                                                {
  PTimeNet TimeNetPt = TTimeNet::New();
  TTimeNet& TimeNet = *TimeNetPt;
  TimeNet.Reserve(3953993, -1);
  printf("Amazon Share-the-Love...\n");
  char line [2024], MonthStr[4];
  int NLines=0;
  TStrV ColV;
  FILE *F = fopen(StlFNm.CStr(), "rt");
  while (! feof(F)) {
    memset(line, 0, 2024);
    fgets(line, 2024, F);
    if (strlen(line) == 0) break;
    TStr(line).SplitOnAllCh(',', ColV);
    const int SrcNId = ColV[0].GetInt();
    const int DstNId = ColV[1].GetInt();
    // time data
    TStr TmStr = ColV[2]; // time-format: 29JAN02:21:55:23
    int Year = TmStr.GetSubStr(5, 6).GetInt();
    if (Year < 10) { Year += 2000; } else { Year += 1900; }
    MonthStr[0]=toupper(TmStr[2]);  MonthStr[1]=tolower(TmStr[3]);
    MonthStr[2]=tolower(TmStr[4]);  MonthStr[3]=0;
    const int Month = TTmInfo::GetMonthN(MonthStr, lUs);
    const int Day = TmStr.GetSubStr(0, 1).GetInt();
    const int Hour = TmStr.GetSubStr(8, 9).GetInt();
    const int Min = TmStr.GetSubStr(11, 12).GetInt();
    const int Sec = TmStr.GetSubStr(14, 15).GetInt();
    // add nodes and links
    if (! TimeNet.IsNode(SrcNId)) { TimeNet.AddNode(SrcNId, TSecTm(Year, Month, Day, Hour, Min, Sec)); }
    if (! TimeNet.IsNode(DstNId)) { TimeNet.AddNode(DstNId, TSecTm(Year, Month, Day, Hour, Min, Sec)); }
    if (! TimeNet.IsEdge(SrcNId, DstNId)) { TimeNet.AddEdge(SrcNId, DstNId); }
    if (++NLines % 100000 == 0) printf("\r  %dk", NLines/1000);
  }
  fclose(F);
  printf("\r  %d lines read\n", NLines);
  printf("Graph: nodes: %d  edges: %d\n", TimeNet.GetNodes(), TimeNet.GetEdges());
  TimeNet.Defrag(true);
  return TimeNetPt;
}

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PTimeNet TTimeNet::LoadArxiv	(	const TStr &	PaperFNm,
		const TStr &	CiteFNm
	)		`[static]`

Definition at line 381 of file timenet.cpp.

                                                                      {
  TExeTm ExeTm;
  PTimeNet TimeNetPt = TTimeNet::New();
  TTimeNet& TimeNet = *TimeNetPt;
  printf("Arxiv citation graph (paper publication year)...\n");
  // load time data (file hep-ph-slacdates)
  char Line [1024];
  FILE *PprF = fopen(PaperFNm.CStr(), "rt");
  TStr StrId, StrTime;
  TStrV StrV, StrTimeV;
  int N = 0, DuplicateNode = 0;
  while (! feof(PprF)) {
    Line[0] = 0;
    fgets(Line, 1024, PprF);
    if (strlen(Line) == 0 || Line[0] == '#') continue;
    Line[strlen(Line)-1] = 0; // delete trailing '\n'
    TStr(Line).SplitOnWs(StrV);  IAssert(StrV.Len() == 2);
    StrId = StrV[0];  StrTime = StrV[1];  IAssert(!StrId.Empty() && !StrTime.Empty());
    StrTime.SplitOnAllCh('-', StrTimeV);  IAssert(StrTimeV.Len() == 3);
    const int NodeId = StrId.GetInt();
    if (! TimeNet.IsNode(NodeId)) {
      const int Year = StrTimeV[0].GetInt();
      const int Month = StrTimeV[1].GetInt();
      const int Day = StrTimeV[2].GetInt();
      TimeNet.AddNode(NodeId, TSecTm(Year, Month, Day));
    } else { DuplicateNode++; }
    if (++N % 10000 == 0) printf("\r  %dk", N/1000);
  }
  printf("\r  %d nodes read. %d duplicate nodes. %s\n", N, DuplicateNode, ExeTm.GetTmStr());
  fclose(PprF);
  // load citations (file hep-ph-citations)
  int NewSrcIds=0, NewDstIds=0, DupLinks=0, NewCits=0;
  FILE *CiteF = fopen(CiteFNm.CStr(), "rt");
  N = 0;  ExeTm.Tick();
  printf("Loading Arxiv citations...\n");
  TIntPrV EdgeV;
  THash<TInt, TSecTm> NIdToTimeH;
  while (! feof(CiteF)) {
    Line[0] = 0;
    fgets(Line, 1024, CiteF);
    if (strlen(Line) == 0 || Line[0] == '#') continue;
    Line[strlen(Line)-1] = 0; // delete trailing '\n'
    TStr(Line).SplitOnWs(StrV);  IAssert(StrV.Len() == 2);
    const int SrcNId = StrV[0].GetInt();
    const int DstNId = StrV[1].GetInt();
    EdgeV.Add(TIntPr(SrcNId, DstNId));
    // infer time of destination node -- earliest paper that cites the node (paper)
    if (! TimeNet.IsNode(DstNId) && TimeNet.IsNode(SrcNId)) {
      const TSecTm& SrcTm = TimeNet.GetNDat(SrcNId);
      if (! NIdToTimeH.IsKey(DstNId)) {
        NIdToTimeH.AddDat(DstNId, SrcTm);
        NewDstIds++;
      }
      else if (NIdToTimeH.GetDat(DstNId) < SrcTm) {
        NIdToTimeH.GetDat(DstNId) = SrcTm; }
    }
    if (++N % 10000 == 0) printf("\r  %dk", N/1000);
  }
  fclose(CiteF);
  // add infeered time nodes (nodes which are cited by papers with known time)
  for (int i = 0; i < NIdToTimeH.Len(); i++) {
    TimeNet.AddNode(NIdToTimeH.GetKey(i), NIdToTimeH[i]);
  }
  // add links
  for (int i = 0; i < EdgeV.Len(); i++) {
    const int SrcNId = EdgeV[i].Val1;
    const int DstNId = EdgeV[i].Val2;
    if (TimeNet.IsNode(SrcNId) && TimeNet.IsNode(DstNId)) {
      if (! TimeNet.IsEdge(SrcNId, DstNId)) { TimeNet.AddEdge(SrcNId, DstNId); }
      else { DupLinks++; }
    } else {
      if (! TimeNet.IsNode(SrcNId)) {
        NewSrcIds++;
        if (! TimeNet.IsNode(DstNId)) { NewCits++; }
      }
    }
  }
  printf("\r  %d citations read. %s\n", N, ExeTm.GetTmStr());
  printf("Graph: nodes: %d    edges: %d\n", TimeNet.GetNodes(), TimeNet.GetEdges());
  printf("Removing 0-degree nodes: %d nodes\n", TSnap::CntDegNodes(TimeNetPt, 0));
  TIntV RmNIdV;
  for (TTimeNet::TNodeI ni = TimeNet.BegNI(); ni < TimeNet.EndNI(); ni++) {
    if (ni.GetDeg() == 0) { RmNIdV.Add(ni.GetId()); }
  }
  for (int i = 0; i < RmNIdV.Len(); i++) {
    TimeNet.DelNode(RmNIdV[i]);
  }
  TimeNet.Defrag(true);
  printf("\nFinal graph: nodes: %d    edges: %d\n", TimeNet.GetNodes(), TimeNet.GetEdges());
  printf("  Duplicate citations                    : %d\n", DupLinks);
  printf("  Nodes without time which are cited     : %d (add them to graph, use time of the earliest source node)\n", NewDstIds);
  printf("  Citations between unknown time nodes   : %d\n", NewCits);
  printf("  Nodes without time which make citations: %d (do not add them into the graph)\n", NewSrcIds);
  return TimeNetPt;
}

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PTimeNet TTimeNet::LoadBipartite ( const TStr & InFNm ) [static]

Definition at line 344 of file timenet.cpp.

References TNodeNet< TNodeData >::AddEdge(), TNodeNet< TNodeData >::AddNode(), TSnap::CntInDegNodes(), TSnap::CntOutDegNodes(), TStr::CStr(), TNodeNet< TNodeData >::Defrag(), TNodeNet< TNodeData >::GetEdges(), TNodeNet< TNodeData >::GetNDat(), TNodeNet< TNodeData >::GetNodes(), IAssert, TNodeNet< TNodeData >::IsEdge(), TNodeNet< TNodeData >::IsNode(), TSs::LoadTxt(), TMath::Mn(), New(), and ssfTabSep.

                                                  {
  PTimeNet TimeNetPt = TTimeNet::New();
  TTimeNet& TimeNet = *TimeNetPt;
  PSs Ss = TSs::LoadTxt(ssfTabSep, InFNm.CStr());
  TIntH Set1IdH; // paper ids
  TStrV StrTimeV;
  for (int y = 0; y < Ss->GetYLen(); y++) {
    if (Ss->At(0, y)[0] == '#') continue; // skip comments
    if (Ss->GetXLen(y) < 3) continue;     // there must be at least one author
    const int& SrcId = Ss->At(0, y).GetInt();
    IAssert(! Set1IdH.IsKey(SrcId));
    IAssert(! TimeNet.IsNode(SrcId));
    Set1IdH.AddKey(SrcId);
    Ss->At(1, y).SplitOnAllCh('-', StrTimeV);
    const int Year = StrTimeV[0].GetInt();
    const int Month = StrTimeV[1].GetInt();
    const int Day = StrTimeV[2].GetInt();
    const TSecTm NodeTm(Year, Month, Day);
    TimeNet.AddNode(SrcId, NodeTm);
    for (int dst = 2; dst < Ss->GetXLen(y); dst++) {
      const int DstId = Ss->At(dst, y).GetInt();
      IAssert(! Set1IdH.IsKey(DstId));
      if (! TimeNet.IsNode(DstId)) { TimeNet.AddNode(DstId, NodeTm); }
      else { TimeNet.GetNDat(DstId) = TMath::Mn(NodeTm, TimeNet.GetNDat(DstId)); }
      if (! TimeNet.IsEdge(SrcId, DstId)) { TimeNet.AddEdge(SrcId, DstId); }
    }
  }
  TimeNet.Defrag();
  printf("Bipartate graph: nodes: %d  edges: %d\n", TimeNet.GetNodes(), TimeNet.GetEdges());
  printf("  Bipartate sets: %d nodes --> %d nodes\n", TSnap::CntInDegNodes(TimeNetPt, 0),
    TSnap::CntOutDegNodes(TimeNetPt, 0));
  return TimeNetPt;
}

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PTimeNet TTimeNet::LoadPatents	(	const TStr &	PatentFNm,
		const TStr &	CiteFNm
	)		`[static]`

Definition at line 478 of file timenet.cpp.

                                                                         {
  int N = 0;
  TExeTm ExeTm;
  PTimeNet TimeNetPt = TTimeNet::New();
  TTimeNet& TimeNet = *TimeNetPt;
  TimeNet.Reserve(4000000, 160000000);
  printf("parsing patent data (patent grant year)...\n");
  // load time data (file pat63_99.txt)
  const int& PatIdCol = 0;
  const int& GYearCol = 1;
  TStrV ColV;
  char Line [1024];
  FILE *PatF = fopen(PatentFNm.CStr(), "rt");
  fgets(Line, 1024, PatF); // skip 1st line
  while (! feof(PatF)) {
    Line[0] = 0;
    fgets(Line, 1024, PatF);
    if (strlen(Line) == 0) break;
    TStr(Line).SplitOnAllCh(',', ColV, false);
    IAssert(ColV.Len() == 23);
    const int PatentId = ColV[PatIdCol].GetInt();
    const int GrantYear = ColV[GYearCol].GetInt();
    IAssert(! TimeNet.IsNode(PatentId));
    TimeNet.AddNode(PatentId, TSecTm(GrantYear)); // pretend year is a second
    if (++N % 100000 == 0) printf("\r  %dk", N/1000);
  }
  printf("\r  %d patents read. %s\n", N, ExeTm.GetTmStr());
  fclose(PatF);
  // load citations (file cite75_99.txt)
  printf("\nLoading patent citations...\n");
  int NewSrcIds=0, NewDstIds=0, DupLinks=0, NewCits=0;
  N = 0;  ExeTm.Tick();
  TStr SrcId, DstId;
  FILE *CiteF = fopen(CiteFNm.CStr(), "rt");
  fgets(Line, 1024, CiteF); // skip 1st line
  while (! feof(CiteF)) {
    Line[0] = 0;
    fgets(Line, 1024, CiteF);
    if (strlen(Line) == 0) break;
    Line[strlen(Line)-1] = 0; // delete trailing '\n'
    TStr(Line).SplitOnCh(SrcId, ',', DstId);
    const int SrcNId = SrcId.GetInt();
    const int DstNId = DstId.GetInt();
    if (! TimeNet.IsNode(SrcNId) && ! TimeNet.IsNode(DstNId)) {
      //TimeNet.AddNode(SrcNId, TSecTm(1, 1, 1));  NewSrcIds++;
      //TimeNet.AddNode(DstNId, TSecTm(1, 1, 1));  NewDstIds++;
      NewCits++;
      continue;
    }
    else if (TimeNet.IsNode(SrcNId) && ! TimeNet.IsNode(DstNId)) {
      TimeNet.AddNode(DstNId, TimeNet.GetNDat(SrcNId));  NewDstIds++;
    }
    else if (! TimeNet.IsNode(SrcNId) && TimeNet.IsNode(DstNId)) {
      TimeNet.AddNode(SrcNId, TimeNet.GetNDat(DstNId));  NewSrcIds++;
    }
    if (! TimeNet.IsEdge(SrcNId, DstNId)) {
      TimeNet.AddEdge(SrcNId, DstNId);
    } else { DupLinks++; }
    if (++N % 100000 == 0) printf("\r  %dk", N/1000);
  }
  fclose(CiteF);
  printf("\r  %d citations read. %s\n\n", N, ExeTm.GetTmStr());
  printf("Graph: nodes: %d    edges: %d\n", TimeNet.GetNodes(), TimeNet.GetEdges());
  printf("Removing 0-degree nodes: %d nodes\n", TSnap::CntDegNodes(TimeNetPt, 0));
  TIntV RmNIdV;
  for (TTimeNet::TNodeI ni = TimeNet.BegNI(); ni < TimeNet.EndNI(); ni++) {
    if (ni.GetDeg() == 0) { RmNIdV.Add(ni.GetId()); }
  }
  for (int i = 0; i < RmNIdV.Len(); i++) {
    TimeNet.DelNode(RmNIdV[i]);
  }
  TimeNet.Defrag(true);
  printf("\nFinal graph: nodes: %d    edges: %d\n", TimeNet.GetNodes(), TimeNet.GetEdges());
  printf("  Duplicate citations                    : %d\n", DupLinks);
  printf("  Citations between unknown time nodes   : %d\n", NewCits);
  printf("  Nodes without time which make citations: %d\n", NewSrcIds);
  printf("  Nodes without time which are cited     : %d\n", NewDstIds);
  return TimeNetPt;
}

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static PTimeNet TTimeNet::New ( ) [inline, static]

Static constructor that returns a pointer to the network. Call: TPt <TNodeNet<TNodeData> > Net = TNodeNet<TNodeData>::New().

Reimplemented from TNodeNet< TSecTm >.

Definition at line 39 of file timenet.h.

References TTimeNet().

Referenced by GetSubGraph(), GetTimeNENet(), LoadAmazon(), LoadArxiv(), LoadBipartite(), LoadPatents(), and PlotMissingPast().

{ return new TTimeNet(); }

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static PTimeNet TTimeNet::New	(	const int &	Nodes,
		const int &	Edges
	)		`[inline, static]`

Definition at line 40 of file timenet.h.

References TTimeNet().

{ return new TTimeNet(Nodes, Edges); }

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TTimeNet & TTimeNet::operator= ( const TTimeNet & TimeNet )

Definition at line 3 of file timenet.cpp.

References TNodeNet< TSecTm >::operator=().

                                                       {
  if (this != &TimeNet) {
    TNet::operator=(TimeNet);
  }
  return *this;
}

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void TTimeNet::PlotCCfOverTm	(	const TStr &	FNmPref,
		TStr	Desc,
		const TTmUnit &	TmUnit,
		const int &	NodesBucket = `-1`
	)		const

Definition at line 253 of file timenet.cpp.

References TVec< TVal >::Add(), TVec< TVal >::AddV(), TStr::CStr(), TStr::Empty(), TStr::Fmt(), TSnap::GetClustCf(), TNodeNet< TSecTm >::GetEdges(), TUNGraph::GetEdges(), GetNodeBuckets(), TUNGraph::GetNodes(), TExeTm::GetStr(), GetSubGraph(), GetTmBuckets(), TTmInfo::GetTmUnitStr(), gpsAuto, gpsLog10XY, IAssert, TVec< TVal >::Len(), TGnuPlot::PlotValV(), TGnuPlot::SaveTs(), and tmuNodes.

                                                                                                                {
  if (Desc.Empty()) { Desc = FNmPref; }
  TTimeNet::TTmBucketV TmBucketV;
  TStr XLbl;
  if (TmUnit == tmuNodes) {
    XLbl = "Number of nodes (time)";
    IAssert(NodesBucket > 0);
    GetNodeBuckets(NodesBucket, TmBucketV); }
  else {
    XLbl = TStr::Fmt("Time (%s)", TTmInfo::GetTmUnitStr(TmUnit).CStr());
    GetTmBuckets(TmUnit, TmBucketV);
  }
  TIntV NodeIdV;
  TFltPrV DegToCCfV, CcfV, OpClV, OpV;
  TVec<TTuple<TFlt, 4> > OpenClsV;
  TTuple<TFlt, 4> Tuple;
  TExeTm ExeTm;
  int XVal = 0;
  printf("Clustering coefficient over time:\n  %d edges, %d edges per bucket, %d buckets \n", GetEdges(), 100000, TmBucketV.Len());
  PUNGraph UNGraph = TSnap::ConvertGraph<PUNGraph>(PTimeNet((TTimeNet*)this));
  for (int t = 0; t < TmBucketV.Len(); t++) {
    printf("\r  %d/%d: ", t+1, TmBucketV.Len());
    NodeIdV.AddV(TmBucketV[t].NIdV); // edges up to time T
    int Open=0, Close=0;
    const PUNGraph Graph = TSnap::GetSubGraph(UNGraph, NodeIdV);
    const double CCf = TSnap::GetClustCf(Graph, DegToCCfV, Open, Close);
    if (TmUnit == tmuNodes) { XVal = Graph->GetNodes(); }
    else { XVal = TmBucketV[t].BegTm.GetInUnits(TmUnit); }
    CcfV.Add(TFltPr(XVal, CCf));
    OpClV.Add(TFltPr(XVal, Open+Close==0?0:Close/(Open+Close)));
    OpV.Add(TFltPr(XVal, Open==0?0:Close/Open));
    Tuple[0]=Graph->GetNodes();
    Tuple[1]=Graph->GetEdges();
    Tuple[2]=Close;  Tuple[3]=Open;
    OpenClsV.Add(Tuple);
    printf(" %s", ExeTm.GetStr());
    TGnuPlot::PlotValV(DegToCCfV, TStr::Fmt("ccfAt%02dtm.%s", t+1, FNmPref.CStr()),
      TStr::Fmt("%s. At time %d. Clustering Coefficient. G(%d,%d)", Desc.CStr(), t+1, Graph->GetNodes(), Graph->GetEdges()),
      "Degree", "Clustering coefficient", gpsLog10XY, false);
  }
  TGnuPlot::PlotValV(CcfV, "ccfOverTm."+FNmPref, Desc+". Average Clustering Coefficient", XLbl, "Average clustering coefficient", gpsAuto, false);
  TGnuPlot::PlotValV(OpClV, "ClsOpnTr1."+FNmPref, Desc+". Close/(Open+Closed) triads", XLbl, "Close / (Open+Closed) triads", gpsAuto, false);
  TGnuPlot::PlotValV(OpV, "ClsOpnTr2."+FNmPref, Desc+". Close/Open triads", XLbl, "Close / Open triads", gpsAuto, false);
  TGnuPlot::SaveTs(OpenClsV, "ClsOpnTr."+FNmPref+".tab", TStr::Fmt("#%s\n#Nodes\tEdges\tClosed\tOpenTriads", Desc.CStr()));
  printf("\n");
}

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void TTimeNet::PlotEffDiam	(	const TStr &	FNmPref,
		const TStr &	Desc,
		const TTmUnit &	GroupBy,
		const TSecTm &	StartTm,
		const int &	NDiamRuns = `10`,
		const bool &	OnlyWcc = `false`,
		const bool &	AlsoRewire = `false`
	)		const

Definition at line 106 of file timenet.cpp.

References TMom::Add(), TVec< TVal >::Add(), TGnuPlot::AddErrBar(), TVec< TVal >::AddV(), TUNGraph::BegNI(), TStr::CStr(), TMom::Def(), TVec< TVal >::Empty(), TUNGraph::EndNI(), TStr::Fmt(), TSnap::GenConfModel(), TSnap::GetAnfEffDiam(), TNodeNet< TSecTm >::GetEdges(), TUNGraph::GetEdges(), TMom::GetMean(), TSnap::GetMxWcc(), TNodeNet< TSecTm >::GetNodes(), TUNGraph::GetNodes(), TStr::GetNullStr(), TMom::GetSDev(), GetTmBuckets(), TExeTm::GetTmStr(), TTmInfo::GetTmUnitStr(), TVec< TVal >::Len(), TInt::Rnd, TGnuPlot::SavePng(), TGnuPlot::SetXYLabel(), TVec< TVal >::Sort(), and TExeTm::Tick().

                                                                                                                           {
  const TStr WccStr = OnlyWcc ? "WCC " : TStr::GetNullStr();
  TTmBucketV TmBucketV;
  GetTmBuckets(TmUnit, TmBucketV);
  TIntV NodeIdV;
  TExeTm ExeTm, Run1Tm;
  TFltTrV TmDiamV, NdsDiamV;
  TFltTrV RwTmDiamV, RwNdsDiamV;
  for (int t = 0; t < TmBucketV.Len(); t++) {
    NodeIdV.AddV(TmBucketV[t].NIdV); // nodes up to time T
    printf("\n*** %d/%d] at %s (%d nodes)\n", t+1, TmBucketV.Len(),
      TmBucketV[t].BegTm.GetStr(TmUnit).CStr(), NodeIdV.Len());  ExeTm.Tick();
    if (TmBucketV[t].BegTm < StartTm) continue;
    //PUNGraph PreGraph = GetSubUNGraph(NodeIdV, true);
    PUNGraph PreGraph = TSnap::ConvertSubGraph<PUNGraph>(PTimeNet((TTimeNet*)this), NodeIdV);
    { TMom Mom;
    for (int r = 0; r < NDiamRuns; r++) {
      printf("%d...", r+1);  Run1Tm.Tick();
      const double EffDiam = TSnap::GetAnfEffDiam(OnlyWcc ? TSnap::GetMxWcc(PreGraph) : PreGraph);
      Mom.Add(EffDiam);  printf("[%s]\r", Run1Tm.GetTmStr());
    }
    Mom.Def();
    TmDiamV.Add(TFltTr((int)TmBucketV[t].BegTm.GetInUnits(TmUnit), Mom.GetMean(), Mom.GetSDev()));
    NdsDiamV.Add(TFltTr(PreGraph->GetNodes(), Mom.GetMean(), Mom.GetSDev()));
    NdsDiamV.Sort();
    printf("  [%s]          \n", ExeTm.GetTmStr()); }
    if (AlsoRewire) {
      //PUNGraph RwGraph = TGGen::GenRndDegSeqS(PreGraph, 50, TInt::Rnd); // edge switching model
      TIntV DegSeqV(PreGraph->GetNodes(), 0);
      for (TUNGraph::TNodeI NI = PreGraph->BegNI(); NI < PreGraph->EndNI(); NI++) { DegSeqV.Add(NI.GetDeg()); }
      PUNGraph RwGraph = TSnap::GenConfModel(DegSeqV, TInt::Rnd);
      printf("Configuration model: (%d, %d) --> (%d, %d)\n", PreGraph->GetNodes(), PreGraph->GetEdges(), RwGraph->GetNodes(), RwGraph->GetEdges());
      TMom Mom;
      for (int r = 0; r < NDiamRuns; r++) {
        printf("  diam run %d...", r+1);  Run1Tm.Tick();
        const double EffDiam = TSnap::GetAnfEffDiam(OnlyWcc ? TSnap::GetMxWcc(PreGraph):PreGraph);
        Mom.Add(EffDiam);  printf(" current run [%s]\n", Run1Tm.GetTmStr());
      }
      Mom.Def();
      RwTmDiamV.Add(TFltTr((int)TmBucketV[t].BegTm.GetInUnits(TmUnit), Mom.GetMean(), Mom.GetSDev()));
      RwNdsDiamV.Add(TFltTr(PreGraph->GetNodes(), Mom.GetMean(), Mom.GetSDev()));
      RwNdsDiamV.Sort();
      printf("done with diameter. Total time [%s] \n", ExeTm.GetTmStr());
    }
    // plot
    { TGnuPlot GnuPlot("diamEff-T."+FNmPref, TStr::Fmt("%s. G(%d, %d)", Desc.CStr(), GetNodes(), GetEdges()));
    GnuPlot.SetXYLabel(TStr::Fmt("TIME [%s]", TTmInfo::GetTmUnitStr(TmUnit).CStr()), WccStr+"Effective Diameter");
    GnuPlot.AddErrBar(TmDiamV, "True", "");
    if (! RwTmDiamV.Empty()) { GnuPlot.AddErrBar(RwTmDiamV, "Rewired", "");}
    GnuPlot.SavePng(); }
    { TGnuPlot GnuPlot("diamEff-N."+FNmPref, TStr::Fmt("%s. G(%d, %d)", Desc.CStr(), GetNodes(), GetEdges()));
    GnuPlot.SetXYLabel("NODES", WccStr+"Effective Diameter");
    GnuPlot.AddErrBar(NdsDiamV, "True", "");
    if (! RwNdsDiamV.Empty()) { GnuPlot.AddErrBar(RwNdsDiamV, "Rewired", "");}
    GnuPlot.SavePng(); }
  }
}

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void TTimeNet::PlotMedianDegOverTm	(	const TStr &	FNmPref,
		const TTmUnit &	TmUnit,
		const int &	NodesPerBucket = `-1`
	)		const

Definition at line 300 of file timenet.cpp.

References TMom::Add(), TVec< TVal >::AddV(), TUNGraph::BegNI(), TNGraph::BegNI(), TSnap::CntNonZNodes(), TStr::CStr(), TMom::Def(), TUNGraph::EndNI(), TNGraph::EndNI(), TStr::Fmt(), TNodeNet< TSecTm >::GetEdges(), TUNGraph::GetEdges(), TNGraph::GetEdges(), TMom::GetMean(), TMom::GetMedian(), GetNodeBuckets(), TUNGraph::GetNodes(), TNGraph::GetNodes(), GetSubGraph(), GetTmBuckets(), TTmInfo::GetTmUnitStr(), IAssert, TVec< TVal >::Len(), TGnuPlot::PlotValV(), and tmuNodes.

                                                                                                              {
  TTimeNet::TTmBucketV TmBucketV;
  TStr XLbl;
  if (TmUnit == tmuNodes) {
    XLbl = "Number of nodes (time)";  IAssert(NodesPerBucket > 0);
    GetNodeBuckets(NodesPerBucket, TmBucketV); }
  else {
    XLbl = TStr::Fmt("Time (%s)", TTmInfo::GetTmUnitStr(TmUnit).CStr());
    GetTmBuckets(TmUnit, TmBucketV); }
  printf("\n\n%s\nMedian degree over time:\n  %d edges, %d edges per bucket, %d buckets \n", FNmPref.CStr(), GetEdges(), NodesPerBucket, TmBucketV.Len());
  TFltPrV MedDegV, MedInDegV, MedOutDegV;
  TIntV NodeIdV;
  int XVal;
  PUNGraph UNGraph = TSnap::ConvertGraph<PUNGraph>(PTimeNet((TTimeNet*)this));
  PNGraph NGraph = TSnap::ConvertGraph<PNGraph>(PTimeNet((TTimeNet*)this));
  FILE  *F = fopen(("gStat-"+FNmPref+".tab").CStr(), "wt");
  fprintf(F, "UndirNodes\tUndirEdges\tUndirNonZNodes\tMedianDeg\tMeanDeg\tDirNodes\tDirEdges\tDirNonzNodes\tMedInDeg\tMedOutDeg\tMeanInDeg\tMeanOutDeg\n");
  for (int t = 0; t < TmBucketV.Len(); t++) {
    printf("\r  %d/%d: ", t+1, TmBucketV.Len());
    NodeIdV.AddV(TmBucketV[t].NIdV); // edges up to time T
    if (TmUnit == tmuNodes) { XVal = NodeIdV.Len(); }
    else { XVal = TmBucketV[t].BegTm.GetInUnits(TmUnit); }
    // un graph
    { const PUNGraph Graph = TSnap::GetSubGraph(UNGraph, NodeIdV);  TMom Mom;
    for (TUNGraph::TNodeI NI = Graph->BegNI(); NI < Graph->EndNI(); NI++) { if (NI.GetOutDeg()>0) { Mom.Add(NI.GetOutDeg());} }
    Mom.Def();  MedDegV.Add(TFltPr(XVal, Mom.GetMedian()));
    fprintf(F, "%d\t%d\t%d\t%f\t%f", Graph->GetNodes(), Graph->GetEdges(), TSnap::CntNonZNodes(Graph), (float)Mom.GetMedian(), (float)Mom.GetMean()); }
    // directed graph
    { const PNGraph Graph = TSnap::GetSubGraph<PNGraph>(NGraph, NodeIdV); TMom MomOut, MomIn;
    for (TNGraph::TNodeI NI = Graph->BegNI(); NI < Graph->EndNI(); NI++) {
      if (NI.GetOutDeg()>0) { MomOut.Add(NI.GetOutDeg()); }
      if (NI.GetInDeg()>0) { MomIn.Add(NI.GetInDeg()); } }
    MomOut.Def();  MedOutDegV.Add(TFltPr(XVal, MomOut.GetMedian()));
    MomIn.Def();  MedInDegV.Add(TFltPr(XVal, MomIn.GetMedian()));
    fprintf(F, "\t%d\t%d\t%d\t%f\t%f\t%f\t%f\n", Graph->GetNodes(), Graph->GetEdges(), (int)TSnap::CntNonZNodes(Graph), (float)MomIn.GetMedian(), (float)MomOut.GetMedian(), (float)MomIn.GetMean(), (float)MomOut.GetMean()); }
  }
  fclose(F);
  TGnuPlot::PlotValV(MedDegV, "medDeg."+FNmPref, FNmPref+" Median degree", TTmInfo::GetTmUnitStr(TmUnit), "Median degree");
  TGnuPlot::PlotValV(MedOutDegV, "medOutDeg."+FNmPref, FNmPref+" Median OUT degree", TTmInfo::GetTmUnitStr(TmUnit), "Median OUT degree");
  TGnuPlot::PlotValV(MedInDegV, "medInDeg."+FNmPref, FNmPref+" Median IN degree", TTmInfo::GetTmUnitStr(TmUnit), "Median IN degree");
}

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void TTimeNet::PlotMissingPast	(	const TStr &	FNmPref,
		const TStr &	Desc,
		const TTmUnit &	GroupBy,
		const TSecTm &	DelPreTmEdges,
		const TSecTm &	PostTmDiam
	)		const

Definition at line 169 of file timenet.cpp.

References TMom::Add(), TVec< TVal >::Add(), TVec< TVal >::AddV(), TNodeNet< TSecTm >::BegNI(), TUNGraph::BegNI(), TStr::CStr(), TMom::Def(), TUNGraph::Defrag(), TUNGraph::DelEdge(), TVec< TVal >::Empty(), TNodeNet< TSecTm >::EndNI(), TUNGraph::EndNI(), TStr::Fmt(), TSnap::GetBfsEffDiam(), TExeTm::GetCurTm(), TMom::GetMean(), TSnap::GetMxWcc(), TNodeNet< TSecTm >::GetNDat(), TMom::GetSDev(), TSecTm::GetStr(), GetSubGraph(), GetTmBuckets(), TExeTm::GetTmStr(), TTmInfo::GetTmUnitStr(), gsvEffDiam, gsvEffDiamDev, gsvEffWccDiam, gsvEffWccDiamDev, gsvFullDiam, gsvFullDiamDev, gsvFullWccDiam, gsvFullWccDiamDev, TSecTm::IsDef(), TUNGraph::IsNode(), TVec< TVal >::Len(), New(), TPt< TRec >::Save(), TGStat::SetVal(), TGStat::TakeBasicStat(), and TExeTm::Tick().

                                                                                            {
  printf("\nGrowth over time: degree distribution, Growth Power Law, Diameter.\n  %s group by %s.\n",
    FNmPref.CStr(), TTmInfo::GetTmUnitStr(TmUnit).CStr());
  printf("  Delete out-edges of pre time %s nodes.\n  Take subgraph of post year %s subgraph.\n\n",
    DelPreTmEdges.GetStr().CStr(), PostTmDiam.GetStr().CStr());
  const int NDiamRuns = 10;
  const int NSamples = 100;
  //PUNGraph FullGraph = GetUNGraph();
  PUNGraph FullGraph = TSnap::ConvertGraph<PUNGraph>(PTimeNet((TTimeNet*)this));
  // delete past
  if (DelPreTmEdges.IsDef()) {
    int NDelNodes = 0, NDelEdges = 0;
    printf("Deleting pre-%s node out-links\n", DelPreTmEdges.GetStr().CStr());
    for (TNodeI NodeI = BegNI(); NodeI < EndNI(); NodeI++) {
      if (NodeI() < DelPreTmEdges) {
        const int NodeId = NodeI.GetId();
        for (int edge = 0; edge < NodeI.GetOutDeg(); edge++) {
          FullGraph->DelEdge(NodeId, NodeI.GetOutNId(edge)); }
        NDelEdges += NodeI.GetOutDeg();  NDelNodes++;
      }
    }
    printf("  Deleted %d nodes out-edges (%d edges total).\n", NDelNodes, NDelEdges);
    FullGraph->Defrag(true);
  }
  PGStatVec GrowthStat = TGStatVec::New(TmUnit);
  TFltV PreDiamSDev, PreEffDiamSDev, WccDiamSDev, WccEffDiamSDev;
  TIntV NodeIdV;
  TExeTm ExeTm;
  TTmBucketV TmBucketV;
  GetTmBuckets(TmUnit, TmBucketV);
  for (int t = 0; t < TmBucketV.Len(); t++) {
    printf("\nGraph: %s (%d / %d) [%s]\n", TmBucketV[t].BegTm.GetTmStr().CStr(),
      t+1, TmBucketV.Len(), TExeTm::GetCurTm());
    // up-to-year subgraph
    NodeIdV.AddV(TmBucketV[t].NIdV); // nodes up to time T
    if (TmBucketV[t].BegTm < PostTmDiam) { continue; }
    const PUNGraph PreGraph = TSnap::GetSubGraph(FullGraph, NodeIdV, true);
    const PUNGraph WccGraph = TSnap::GetMxWcc(PreGraph);
    TIntV PostYearNIdV, WccPostYearNIdV;
    for (TUNGraph::TNodeI NI = PreGraph->BegNI(); NI < PreGraph->EndNI(); NI++) {
      if (GetNDat(NI.GetId()) >= PostTmDiam) {
        PostYearNIdV.Add(NI.GetId());
        if (WccGraph->IsNode(NI.GetId())) { WccPostYearNIdV.Add(NI.GetId()); }
      }
    }
    TMom PreDiamMom, PreEffDiamMom, WccDiamMom, WccEffDiamMom;
    // diameter of PostYearDiam subgraph using whole graph (all edges)
    int FullDiam; double EffDiam;
    for (int r = 0; r < NDiamRuns; r++) {
      if (! PostYearNIdV.Empty()) {
        TSnap::GetBfsEffDiam(PreGraph, NSamples, PostYearNIdV, false, EffDiam, FullDiam);
        PreDiamMom.Add(FullDiam);  PreEffDiamMom.Add(EffDiam);
      }
      if (! WccPostYearNIdV.Empty()) {
        TSnap::GetBfsEffDiam(WccGraph, NSamples, WccPostYearNIdV, false, EffDiam, FullDiam);
        WccDiamMom.Add(FullDiam);  WccEffDiamMom.Add(EffDiam);
      }
      printf("  diam: %d  [%s]  \r", r+1, ExeTm.GetTmStr());  ExeTm.Tick();
    }
    PreDiamMom.Def();  PreEffDiamMom.Def();
    WccDiamMom.Def();  WccEffDiamMom.Def();
    // save stat
    PGStat GraphStatPt = GrowthStat->Add(TmBucketV[t].BegTm);
    TGStat& GS = *GraphStatPt;
    GS.TakeBasicStat(PreGraph, false);
    GS.TakeBasicStat(WccGraph, true);
    GS.SetVal(gsvFullDiam, PreDiamMom.GetMean()); // mean
    GS.SetVal(gsvEffDiam, PreEffDiamMom.GetMean());
    GS.SetVal(gsvFullWccDiam, WccDiamMom.GetMean());
    GS.SetVal(gsvEffWccDiam, WccEffDiamMom.GetMean());
    GS.SetVal(gsvFullDiamDev, PreDiamMom.GetSDev()); // variance
    GS.SetVal(gsvEffDiamDev, PreEffDiamMom.GetSDev());
    GS.SetVal(gsvFullWccDiamDev, WccDiamMom.GetSDev());
    GS.SetVal(gsvEffWccDiamDev, WccEffDiamMom.GetSDev());
    { TFOut FOut("growth."+FNmPref+".gStatVec");  GrowthStat->Save(FOut); }
    GrowthStat->SaveTxt(FNmPref, TStr::Fmt("%s. MISSING PAST DIAMETER\nDelPreEdges\t%s\nPostYearDiam\t%s\n",
      Desc.CStr(), DelPreTmEdges.GetStr().CStr(), PostTmDiam.GetStr().CStr()));
  }
  // diameter plots
  //GrowthStat->PlotDiam(FNmPref, Desc + TStr::Fmt(" MISSING PAST. DelPre:%d PostYear:%d.",
  //  DelPreEdges, PostYearDiam));*/
}

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void TTimeNet::Save ( TSOut & SOut ) const [inline, virtual]

Saves the network to a (binary) stream SOut.

Reimplemented from TNodeNet< TSecTm >.

Definition at line 38 of file timenet.h.

References TNodeNet< TSecTm >::Save().

{ TNet::Save(SOut); }

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PGStatVec TTimeNet::TimeGrowth	(	const TTmUnit &	TmUnit,
		const TFSet &	TakeStat,
		const TSecTm &	StartTm
	)		const

Definition at line 88 of file timenet.cpp.

References TVec< TVal >::AddV(), GetTmBuckets(), TVec< TVal >::Len(), and TExeTm::Tick().

                                                                                                        {
  PGStatVec GrowthStat = new TGStatVec(TmUnit, TakeStat);
  TTmBucketV TmBucketV;
  GetTmBuckets(TmUnit, TmBucketV);
  TIntV NodeIdV;
  TExeTm ExeTm;
  for (int t = 0; t < TmBucketV.Len(); t++) {
    NodeIdV.AddV(TmBucketV[t].NIdV); // nodes up to time T
    printf("\n=== %d/%d] %s (%d nodes)\n", t+1, TmBucketV.Len(),
      TmBucketV[t].BegTm.GetStr().CStr(), NodeIdV.Len());  ExeTm.Tick();
    if (TmBucketV[t].BegTm < StartTm) continue;
    //PNGraph PreGraph = GetSubGraph(NodeIdV, true); // renumber nodes
    PNGraph PreGraph = TSnap::ConvertSubGraph<PNGraph>(PTimeNet((TTimeNet*)this), NodeIdV); // don't renumber nodes
    GrowthStat->Add(PreGraph, TmBucketV[t].BegTm);
  }
  return GrowthStat;
}

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Friends And Related Function Documentation

friend class TPt< TTimeNet > [friend]

Definition at line 65 of file timenet.h.

The documentation for this class was generated from the following files:

snap-core/timenet.h
snap-core/timenet.cpp

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Public Member Functions

Static Public Member Functions

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Member Typedef Documentation

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Friends And Related Function Documentation