Impala Documentation

void Impala::Samples::ActiveLearnEngine::AddRandomNegatives ( int number ) [inline]

Definition at line 125 of file ActiveLearnEngine.h.

References AddNegative(), Impala::Core::Trec::ThreadSet::GetKeyframes(), ILOG_DEBUG, and mThreadSet.

00126     {
00127         ILOG_DEBUG("adding " << number << " random examples as negative...");
00128         for (int i=0; i<number; i++)
00129         {
00130             double rnd = ( (1.0 * rand()) / RAND_MAX);
00131             int randomkeyframe = rnd * (mThreadSet->GetKeyframes()->GetNrKeyframes()-1);
00132             Quid randomkeyquid = mThreadSet->GetKeyframes()->GetQuidFrame(randomkeyframe);
00133             AddNegative(randomkeyquid);
00134         }
00135     }

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