public static double[,] computeTrackSimilarityMatrix(MultiObjectTrackingResult cts1, MultiObjectTrackingResult cts2, ICompressedTrackSimilarityMetric metric)
{
double[,] ret = new double[cts1.tracks.Count, cts2.tracks.Count];
for (int i = 0; i < cts1.tracks.Count; i++)
{
CompressedTrack t1 = cts1.tracks[i];
for (int j = 0; j < cts2.tracks.Count; j++)
{
CompressedTrack t2 = cts2.tracks[j];
ret[i, j] = metric.getMetric(t1, t2);
}
}
return(ret);
}
public static MultipartiteWeightTensor computeTrackSimilarityTensor(List <MultiObjectTrackingResult> cts_list, ICompressedTrackSimilarityMetric metric)
{
MultipartiteWeightTensor ret = new MultipartiteWeightTensor(cts_list.Count);
for (int i = 0; i < cts_list.Count; i++)
{
ret.setNumPartitionElements(i, cts_list[i].tracks.Count);
}
for (int i = 0; i < cts_list.Count; i++)
{
double[,] sim = computeTrackSimilarityMatrix(cts_list[i], cts_list[i], metric);
ret.setWeightMatrix(i, i, sim);
for (int j = i + 1; j < cts_list.Count; j++)
{
sim = computeTrackSimilarityMatrix(cts_list[i], cts_list[j], metric);
ret.setWeightMatrix(i, j, sim);
double[,] sim_t = MatrixOperations.Transpose(sim);
ret.setWeightMatrix(j, i, sim_t);
}
}
return(ret);
}
public static double[,] computeTrackSimilarityMatrix(List <CompressedTrack> trackList, ICompressedTrackSimilarityMetric metric)
{
double[,] ret = new double[trackList.Count, trackList.Count];
for (int i = 0; i < trackList.Count; i++)
{
ret[i, i] = ((double)(trackList[i].endTime - trackList[i].startTime).TotalMilliseconds) / 1000;
for (int j = i + 1; j < trackList.Count; j++)
{
ret[i, j] = metric.getMetric(trackList[i], trackList[j]);
ret[j, i] = ret[i, j];
}
}
return(ret);
}
