Modified dataset scaler to avoid division by zero.
Modified dataset scaler to avoid division by zero.

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