kaldi zeroth_korean에서 dnn training중에 아래와 같은 에러가 나옵니다.
./run.sh: GMM trainig is Done
./run.sh: #### chain training ###########
local/chain/run_tdnn.sh
local/nnet3/run_ivector_common.sh: preparing directory for speed-perturbed data
utils/data/perturb_data_dir_speed_3way.sh: data/train_clean_sp/feats.scp already exists: refusing to run this (please delete data/train_clean_sp/feats.scp if you want this to run)