Training and just running inference
Python:3.6.9
OS Platform and Distribution:18.04.1-Ubuntu
TensorFlow: v2.3.0-6-g23ad988
DeepSpeech: v0.9.3-0-gf2e9c85
(deepspeech-train-venv) root@ip-10-0-1-86:DeepSpeech# python3 DeepSpeech.py --epochs 10 --alphabet_config_path data/alphabet_zh.txt --test_files /data/CV/zh/clips/test.csv --train_files /data/CV/zh/clips/train.csv
I Could not find best validating checkpoint.
I Could not find most recent checkpoint.
I Initializing all variables.
I STARTING Optimization
Epoch 0 | Training | Elapsed Time: 0:00:12 | Steps: 3 | Loss: 47.253460
I FINISHED optimization in 0:02:14.722819
I Could not find best validating checkpoint.
I Loading most recent checkpoint from /root/.local/share/deepspeech/checkpoints/train-30
I Loading variable from checkpoint: cudnn_lstm/rnn/multi_rnn_cell/cell_0/cudnn_compatible_lstm_cell/bias
I Loading variable from checkpoint: cudnn_lstm/rnn/multi_rnn_cell/cell_0/cudnn_compatible_lstm_cell/kernel
I Loading variable from checkpoint: global_step
I Loading variable from checkpoint: layer_1/bias
I Loading variable from checkpoint: layer_1/weights
I Loading variable from checkpoint: layer_2/bias
I Loading variable from checkpoint: layer_2/weights
I Loading variable from checkpoint: layer_3/bias
I Loading variable from checkpoint: layer_3/weights
I Loading variable from checkpoint: layer_5/bias
I Loading variable from checkpoint: layer_5/weights
I Loading variable from checkpoint: layer_6/bias
I Loading variable from checkpoint: layer_6/weights
Testing model on /data/CV/zh/clips/test.csv
Test epoch | Steps: 3 | Elapsed Time: 0:00:01
Test on /data/CV/zh/clips/test.csv - WER: 1.000000, CER: 1.000000, loss: 3.772484
(deepspeech-train-venv) root@ip-10-0-1-86:DeepSpeech# python3 DeepSpeech.py --epochs 5 --bytes_output_mode --train_files /data/CV/zh/clips/train.csv --test_files /data/CV/zh/clips/test.csv
I Could not find best validating checkpoint.
I Could not find most recent checkpoint.
I Initializing all variables.
I STARTING Optimization
Epoch 0 | Training | Elapsed Time: 0:00:12 | Steps: 3 | Loss: 129.249555
I FINISHED optimization in 0:01:07.084870
I Could not find best validating checkpoint.
I Loading most recent checkpoint from /root/.local/share/deepspeech/checkpoints/train-15
I Loading variable from checkpoint: cudnn_lstm/rnn/multi_rnn_cell/cell_0/cudnn_compatible_lstm_cell/bias
I Loading variable from checkpoint: cudnn_lstm/rnn/multi_rnn_cell/cell_0/cudnn_compatible_lstm_cell/kernel
I Loading variable from checkpoint: global_step
I Loading variable from checkpoint: layer_1/bias
I Loading variable from checkpoint: layer_1/weights
I Loading variable from checkpoint: layer_2/bias
I Loading variable from checkpoint: layer_2/weights
I Loading variable from checkpoint: layer_3/bias
I Loading variable from checkpoint: layer_3/weights
I Loading variable from checkpoint: layer_5/bias
I Loading variable from checkpoint: layer_5/weights
I Loading variable from checkpoint: layer_6/bias
I Loading variable from checkpoint: layer_6/weights
Testing model on /data/CV/zh/clips/test.csv
Test epoch | Steps: 3 | Elapsed Time: 0:00:16
Test on /data/CV/zh/clips/test.csv - WER: 1.000000, CER: 1.000000, loss: 21.577051
It is indeed related to the number of epochs, the default 75 times should be the value obtained after multiple training. I almost gave up, thank you very much!
(deepspeech-train-venv) root@ip-10-0-1-86:DeepSpeech# python3 DeepSpeech.py --alphabet_config_path data/alphabet_zh.txt --test_files /data/CV/zh/clips/test.csv --train_files /data/CV/zh/clips/train.csv --n_hidden 128
I Could not find best validating checkpoint.
I Could not find most recent checkpoint.
I Initializing all variables.
I STARTING Optimization
Epoch 0 | Training | Elapsed Time: 0:00:00 | Steps: 3 | Loss: 52.149993
I FINISHED optimization in 0:00:31.627415
I Could not find best validating checkpoint.
I Loading most recent checkpoint from /root/.local/share/deepspeech/checkpoints/train-225
I Loading variable from checkpoint: cudnn_lstm/rnn/multi_rnn_cell/cell_0/cudnn_compatible_lstm_cell/bias
I Loading variable from checkpoint: cudnn_lstm/rnn/multi_rnn_cell/cell_0/cudnn_compatible_lstm_cell/kernel
I Loading variable from checkpoint: global_step
I Loading variable from checkpoint: layer_1/bias
I Loading variable from checkpoint: layer_1/weights
I Loading variable from checkpoint: layer_2/bias
I Loading variable from checkpoint: layer_2/weights
I Loading variable from checkpoint: layer_3/bias
I Loading variable from checkpoint: layer_3/weights
I Loading variable from checkpoint: layer_5/bias
I Loading variable from checkpoint: layer_5/weights
I Loading variable from checkpoint: layer_6/bias
I Loading variable from checkpoint: layer_6/weights
Testing model on /data/CV/zh/clips/test.csv
Test epoch | Steps: 3 | Elapsed Time: 0:00:00
Test on /data/CV/zh/clips/test.csv - WER: 0.000000, CER: 0.000000, loss: 0.352873
(deepspeech-train-venv) root@ip-10-0-1-86:DeepSpeech# python3 DeepSpeech.py --alphabet_config_path data/alphabet_zh.txt --test_files /data/CV/zh/clips/test.csv --train_files /data/CV/zh/clips/train.csv
I Could not find best validating checkpoint.
I Could not find most recent checkpoint.
I Initializing all variables.
I STARTING Optimization
Epoch 0 | Training | Elapsed Time: 0:00:12 | Steps: 3 | Loss: 47.253460
I FINISHED optimization in 0:16:51.236346
I Could not find best validating checkpoint.
I Loading most recent checkpoint from /root/.local/share/deepspeech/checkpoints/train-225
I Loading variable from checkpoint: cudnn_lstm/rnn/multi_rnn_cell/cell_0/cudnn_compatible_lstm_cell/bias
I Loading variable from checkpoint: cudnn_lstm/rnn/multi_rnn_cell/cell_0/cudnn_compatible_lstm_cell/kernel
I Loading variable from checkpoint: global_step
I Loading variable from checkpoint: layer_1/bias
I Loading variable from checkpoint: layer_1/weights
I Loading variable from checkpoint: layer_2/bias
I Loading variable from checkpoint: layer_2/weights
I Loading variable from checkpoint: layer_3/bias
I Loading variable from checkpoint: layer_3/weights
I Loading variable from checkpoint: layer_5/bias
I Loading variable from checkpoint: layer_5/weights
I Loading variable from checkpoint: layer_6/bias
I Loading variable from checkpoint: layer_6/weights
Testing model on /data/CV/zh/clips/test.csv
Test epoch | Steps: 3 | Elapsed Time: 0:00:01
Test on /data/CV/zh/clips/test.csv - WER: 0.666667, CER: 0.600000, loss: 1.832030