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SNAP Library , Developer Reference
2013-01-07 14:03:36
SNAP, a general purpose, high performance system for analysis and manipulation of large networks
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#include <mag.h>

Public Member Functions | |
| TMAGNodeBeta () | |
| TMAGNodeBeta (const int &_Dim, const double &Alpha=1, const double &Beta=1) | |
| TMAGNodeBeta (const TFltV &_AlphaV, const TFltV &_BetaV) | |
| TMAGNodeBeta & | operator= (const TMAGNodeBeta &Dist) |
| void | SetBeta (const int &Attr, const double &Alpha, const double &Beta) |
| void | GetBeta (const int &Attr, double &Alpha, double &Beta) const |
| void | SetBetaV (const TFltV &_AlphaV, const TFltV &_BetaV) |
| void | GetBetaV (TFltV &_AlphaV, TFltV &_BetaV) const |
| bool | GetMuV (TFltV &_MuV) const |
| void | LoadTxt (const TStr &InFNm) |
| void | SaveTxt (TStrV &OutStrV) const |
| void | AttrGen (TIntVV &AttrVV, const int &NNodes) |
Static Public Attributes | |
| static TRnd | Rnd = TRnd(0) |
Private Attributes | |
| TFltV | AlphaV |
| TFltV | BetaV |
| TFltV | MuV |
| TInt | Dim |
| TBool | Dirty |
| TMAGNodeBeta::TMAGNodeBeta | ( | ) | [inline] |
| TMAGNodeBeta::TMAGNodeBeta | ( | const int & | _Dim, |
| const double & | Alpha = 1, |
||
| const double & | Beta = 1 |
||
| ) | [inline] |
| TMAGNodeBeta::TMAGNodeBeta | ( | const TFltV & | _AlphaV, |
| const TFltV & | _BetaV | ||
| ) | [inline] |
| void TMAGNodeBeta::AttrGen | ( | TIntVV & | AttrVV, |
| const int & | NNodes | ||
| ) |
Definition at line 323 of file mag.cpp.
References AlphaV, TVVec< TVal >::At(), BetaV, Dim, Dirty, TVVec< TVal >::Gen(), TRnd::GetGammaDev(), IAssert, MuV, and TVVec< TVal >::PutAll().
{
IAssert(Dim > 0);
AttrVV.Gen(NNodes, Dim);
AttrVV.PutAll(0);
// printf("AlphaV = %d, BetaV = %d, MuV = %d\n", AlphaV.Len(), BetaV.Len(), MuV.Len());
for(int i = 0; i < NNodes; i++) {
for(int l = 0; l < Dim; l++) {
double x = TMAGNodeBeta::Rnd.GetGammaDev((int)AlphaV[l]);
double y = TMAGNodeBeta::Rnd.GetGammaDev((int)BetaV[l]);
MuV[l] = x / (x + y);
if((TMAGNodeBeta::Rnd).GetUniDev() > MuV[l]) {
AttrVV.At(i, l) = 1;
}
}
}
Dirty = false;
}

| void TMAGNodeBeta::GetBeta | ( | const int & | Attr, |
| double & | Alpha, | ||
| double & | Beta | ||
| ) | const [inline] |
| void TMAGNodeBeta::GetBetaV | ( | TFltV & | _AlphaV, |
| TFltV & | _BetaV | ||
| ) | const [inline] |
| bool TMAGNodeBeta::GetMuV | ( | TFltV & | _MuV | ) | const [inline] |
| void TMAGNodeBeta::LoadTxt | ( | const TStr & | InFNm | ) |
Definition at line 343 of file mag.cpp.
References TVec< TVal >::Add(), AlphaV, BetaV, TStr::CStr(), Dim, TVec< TVal >::Gen(), TStr::GetFlt(), and IAssertR.
{
FILE *fp = fopen(InFNm.CStr(), "r");
IAssertR(fp != NULL, "File does not exist: " + InFNm);
Dim = 0;
AlphaV.Gen(10, 0);
BetaV.Gen(10, 0);
char buf[128];
char *token;
TStr TokenStr;
TFlt Val;
while(fgets(buf, sizeof(buf), fp) != NULL) {
token = strtok(buf, "&");
token = strtok(token, " \t");
TokenStr = TStr(token);
AlphaV.Add(TokenStr.GetFlt(Val));
token = strtok(NULL, " \t");
TokenStr = TStr(token);
BetaV.Add(TokenStr.GetFlt(Val));
Dim++;
}
fclose(fp);
}

| TMAGNodeBeta & TMAGNodeBeta::operator= | ( | const TMAGNodeBeta & | Dist | ) |
| void TMAGNodeBeta::SaveTxt | ( | TStrV & | OutStrV | ) | const |
Definition at line 373 of file mag.cpp.
References TVec< TVal >::Add(), AlphaV, BetaV, Dim, TStr::Fmt(), and TVec< TVal >::Gen().
{
OutStrV.Gen(Dim, 0);
for(int i = 0; i < Dim; i++) {
OutStrV.Add(TStr::Fmt("%f %f", double(AlphaV[i]), double(BetaV[i])));
}
}

| void TMAGNodeBeta::SetBeta | ( | const int & | Attr, |
| const double & | Alpha, | ||
| const double & | Beta | ||
| ) |
| void TMAGNodeBeta::SetBetaV | ( | const TFltV & | _AlphaV, |
| const TFltV & | _BetaV | ||
| ) |
TFltV TMAGNodeBeta::AlphaV [private] |
Definition at line 119 of file mag.h.
Referenced by AttrGen(), GetBeta(), GetBetaV(), LoadTxt(), operator=(), SaveTxt(), SetBeta(), SetBetaV(), and TMAGNodeBeta().
TFltV TMAGNodeBeta::BetaV [private] |
Definition at line 120 of file mag.h.
Referenced by AttrGen(), GetBeta(), GetBetaV(), LoadTxt(), operator=(), SaveTxt(), SetBeta(), SetBetaV(), and TMAGNodeBeta().
TInt TMAGNodeBeta::Dim [private] |
Definition at line 122 of file mag.h.
Referenced by AttrGen(), GetBeta(), LoadTxt(), operator=(), SaveTxt(), SetBeta(), SetBetaV(), and TMAGNodeBeta().
TBool TMAGNodeBeta::Dirty [private] |
Definition at line 123 of file mag.h.
Referenced by AttrGen(), GetMuV(), operator=(), SetBeta(), and SetBetaV().
TFltV TMAGNodeBeta::MuV [private] |
Definition at line 121 of file mag.h.
Referenced by AttrGen(), GetMuV(), operator=(), and TMAGNodeBeta().
TRnd TMAGNodeBeta::Rnd = TRnd(0) [static] |