FeatureVectorListPtr FeatureEncoder::CreateEncodedFeatureVector (FeatureVectorList& srcData)
{
if (srcData.AllFieldsAreNumeric ())
return srcData.DuplicateListAndContents ();
FeatureVectorListPtr encodedFeatureVectorList = new FeatureVectorList (destFileDesc, true);
FeatureVectorList::iterator idx;
for (idx = srcData.begin (); idx != srcData.end (); idx++)
{
FeatureVectorPtr srcExample = *idx;
XSpacePtr encodedData = EncodeAExample (srcExample);
kkint32 zed = 0;
FeatureVectorPtr encodedFeatureVector = new FeatureVector (codedNumOfFeatures);
while (encodedData[zed].index != -1)
{
encodedFeatureVector->AddFeatureData (encodedData[zed].index, (float)encodedData[zed].value);
zed++;
}
encodedFeatureVector->MLClass (srcExample->MLClass ());
encodedFeatureVectorList->PushOnBack (encodedFeatureVector);
delete encodedData;
encodedData = NULL;
}
return encodedFeatureVectorList;
} /* CreateEncodedFeatureVector */
FeatureVectorListPtr FeatureEncoder2::EncodedFeatureVectorList (const FeatureVectorList& srcData) const
{
if (srcData.AllFieldsAreNumeric ())
return srcData.DuplicateListAndContents ();
FeatureVectorListPtr encodedFeatureVectorList = new FeatureVectorList (encodedFileDesc, true);
FeatureVectorList::const_iterator idx;
for (idx = srcData.begin (); idx != srcData.end (); idx++)
{
FeatureVectorPtr srcExample = *idx;
FeatureVectorPtr encodedFeatureVector = EncodeAExample (srcExample);
encodedFeatureVector->MLClass (srcExample->MLClass ());
encodedFeatureVectorList->PushOnBack (encodedFeatureVector);
}
return encodedFeatureVectorList;
} /* EncodedFeatureVectorList */