Don't use arma::unique() because it's slow.
Don't use arma::unique() because it's slow.


minhpqn/mlpack,thirdwing/mlpack,ersanliqiao/mlpack,Azizou/mlpack,erubboli/mlpack,lezorich/mlpack,ajjl/mlpack,chenmoshushi/mlpack,darcyliu/mlpack,ranjan1990/mlpack,minhpqn/mlpack,Azizou/mlpack,thirdwing/mlpack,BookChan/mlpack,ersanliqiao/mlpack,minhpqn/mlpack,ersanliqiao/mlpack,chenmoshushi/mlpack,datachand/mlpack,trungda/mlpack,theranger/mlpack,palashahuja/mlpack,lezorich/mlpack,ranjan1990/mlpack,erubboli/mlpack,BookChan/mlpack,darcyliu/mlpack,theranger/mlpack,bmswgnp/mlpack,bmswgnp/mlpack,stereomatchingkiss/mlpack,thirdwing/mlpack,stereomatchingkiss/mlpack,palashahuja/mlpack,datachand/mlpack,lezorich/mlpack,ajjl/mlpack,Azizou/mlpack,erubboli/mlpack,trungda/mlpack,datachand/mlpack,stereomatchingkiss/mlpack,darcyliu/mlpack,bmswgnp/mlpack,trungda/mlpack,theranger/mlpack,ajjl/mlpack,chenmoshushi/mlpack,BookChan/mlpack,palashahuja/mlpack,ranjan1990/mlpack