Fix use of uninitialized variables.
Fix use of uninitialized variables.


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