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    SNAP Library 2.0, Developer Reference
    2013-05-13 16:33:57
    
   SNAP, a general purpose, high performance system for analysis and manipulation of large networks 
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#include <xmath.h>

Public Member Functions | |
| THist () | |
| THist (const double &_MnVal, const double &_MxVal, const int &Buckets) | |
| void | Add (const double &Val, const bool &OnlyInP) | 
| int | GetVals () const | 
| int | GetBuckets () const | 
| double | GetBucketMn (const int &BucketN) const | 
| double | GetBucketMx (const int &BucketN) const | 
| int | GetBucketVal (const int &BucketN) const | 
| double | GetBucketValPerc (const int &BucketN) const | 
| void | SaveStat (const TStr &ValNm, TSOut &FOut) const | 
| void | SaveTxt (const TStr &ValNm, const TStr &FNm) const | 
Private Attributes | |
| TFlt | MnVal | 
| TFlt | MxVal | 
| TIntV | BucketV | 
| TFlt | BucketSize | 
| TInt | Vals | 
| THist::THist | ( | ) |  [inline] | 
        
| THist::THist | ( | const double & | _MnVal, | 
| const double & | _MxVal, | ||
| const int & | Buckets | ||
| ) |  [inline] | 
        
| void THist::Add | ( | const double & | Val, | 
| const bool & | OnlyInP | ||
| ) | 
Definition at line 1270 of file xmath.cpp.
References BucketSize, BucketV, EAssert, TVec< TVal, TSizeTy >::Last(), TVec< TVal, TSizeTy >::Len(), MnVal, MxVal, and Vals.
                                                      {
        // get bucket number
    const int BucketN = int(floor((Val - MnVal) / BucketSize));
        if (OnlyInP) { 
                // value should be inside
                EAssert(MnVal <= Val && Val <= MxVal);
                BucketV[BucketN]++;
        } else {
                // value does not need to be inside
                if (BucketN < 0) {
                        BucketV[0]++;
                } else if (BucketN < BucketV.Len()) {
                        BucketV[BucketN]++;
                } else {
                        BucketV.Last()++;
                }
        }
        // for computing percentage
        Vals++;
}

| double THist::GetBucketMn | ( | const int & | BucketN | ) |  const [inline] | 
        
Definition at line 471 of file xmath.h.
References BucketSize, and MnVal.
{ return MnVal + BucketN * BucketSize; }
| double THist::GetBucketMx | ( | const int & | BucketN | ) |  const [inline] | 
        
Definition at line 472 of file xmath.h.
References BucketSize, and MnVal.
{ return MnVal + (BucketN + 1) * BucketSize; }
| int THist::GetBuckets | ( | ) |  const [inline] | 
        
| int THist::GetBucketVal | ( | const int & | BucketN | ) |  const [inline] | 
        
| double THist::GetBucketValPerc | ( | const int & | BucketN | ) |  const [inline] | 
        
| int THist::GetVals | ( | ) |  const [inline] | 
        
| void THist::SaveStat | ( | const TStr & | ValNm, | 
| TSOut & | FOut | ||
| ) | const | 
Definition at line 1291 of file xmath.cpp.
References BucketSize, BucketV, TStr::Fmt(), TInt::GetStr(), TVec< TVal, TSizeTy >::Last(), TVec< TVal, TSizeTy >::Len(), TSOut::PutStrLn(), and Vals.
Referenced by SaveTxt().
                                                         {
    FOut.PutStrLn("#" + ValNm + ": " + Vals.GetStr());
    const int Buckets = BucketV.Len() - 1;
    for (int BucketN = 0; BucketN < Buckets; BucketN++) {
        FOut.PutStrLn(TStr::Fmt("%d-%d\t%d", BucketSize*BucketN,
            BucketSize*(BucketN+1), BucketV[BucketN]()));
    }
    if (BucketV.Last() > 0) {
        FOut.PutStrLn(TStr::Fmt("%d-\t%d", BucketSize*Buckets, BucketV.Last()()));
    }
}


| void THist::SaveTxt | ( | const TStr & | ValNm, | 
| const TStr & | FNm | ||
| ) |  const [inline] | 
        
Definition at line 478 of file xmath.h.
References SaveStat().

TFlt THist::BucketSize [private] | 
        
Definition at line 459 of file xmath.h.
Referenced by Add(), GetBucketMn(), GetBucketMx(), and SaveStat().
TIntV THist::BucketV [private] | 
        
Definition at line 458 of file xmath.h.
Referenced by Add(), GetBuckets(), GetBucketVal(), GetBucketValPerc(), and SaveStat().
TFlt THist::MnVal [private] | 
        
Definition at line 456 of file xmath.h.
Referenced by Add(), GetBucketMn(), and GetBucketMx().
TFlt THist::MxVal [private] | 
        
TInt THist::Vals [private] | 
        
Definition at line 460 of file xmath.h.
Referenced by Add(), GetBucketValPerc(), GetVals(), and SaveStat().