Avoid double-evaluation of base case.
Avoid double-evaluation of base case.


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