patrickvonplaten
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Update README.md
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README.md
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metrics:
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- name: Test WER
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type: wer
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value: 12.
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---
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# Wav2Vec2-Large-XLSR-53-German
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model = Wav2Vec2ForCTC.from_pretrained("maxidl/wav2vec2-large-xlsr-german")
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model.to("cuda")
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chars_to_ignore_regex = '[
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resampler = torchaudio.transforms.Resample(48_000, 16_000)
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# Preprocessing the datasets.
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# We need to read the aduio files as arrays
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def speech_file_to_array_fn(batch):
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test_dataset = test_dataset.map(speech_file_to_array_fn)
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# Preprocessing the datasets.
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# We need to read the audio files as arrays
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def evaluate(batch):
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result = test_dataset.map(evaluate, batched=True, batch_size=8) # batch_size=8 -> requires ~14.5GB GPU memory
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# Total (chunk=1000), WER: 12.768981
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```
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**Test Result**: WER: 12.
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## Training
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The arguments used for training this model are:
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```
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python run_finetuning.py
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--model_name_or_path="facebook/wav2vec2-large-xlsr-53"
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--dataset_config_name="de"
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--output_dir=./wav2vec2-large-xlsr-german
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--preprocessing_num_workers="16"
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--overwrite_output_dir
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--num_train_epochs="20"
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--per_device_train_batch_size="64"
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--per_device_eval_batch_size="32"
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--learning_rate="1e-4"
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--warmup_steps="500"
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--evaluation_strategy="steps"
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--save_steps="5000"
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--eval_steps="5000"
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--logging_steps="1000"
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--save_total_limit="3"
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--freeze_feature_extractor
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--activation_dropout="0.055"
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--attention_dropout="0.094"
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--feat_proj_dropout="0.04"
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--layerdrop="0.04"
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--mask_time_prob="0.08"
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--gradient_checkpointing="1"
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--fp16
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--do_train
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--do_eval
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--dataloader_num_workers="16"
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--group_by_length
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```
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metrics:
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- name: Test WER
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type: wer
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value: 12.77
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---
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# Wav2Vec2-Large-XLSR-53-German
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model = Wav2Vec2ForCTC.from_pretrained("maxidl/wav2vec2-large-xlsr-german")
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model.to("cuda")
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chars_to_ignore_regex = '[\\,\\?\\.\\!\\-\\;\\:\\"\\“]'
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resampler = torchaudio.transforms.Resample(48_000, 16_000)
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# Preprocessing the datasets.
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# We need to read the aduio files as arrays
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def speech_file_to_array_fn(batch):
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\tbatch["sentence"] = re.sub(chars_to_ignore_regex, '', batch["sentence"]).lower()
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\tspeech_array, sampling_rate = torchaudio.load(batch["path"])
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\tbatch["speech"] = resampler(speech_array).squeeze().numpy()
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\treturn batch
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test_dataset = test_dataset.map(speech_file_to_array_fn)
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# Preprocessing the datasets.
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# We need to read the audio files as arrays
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def evaluate(batch):
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\tinputs = processor(batch["speech"], sampling_rate=16_000, return_tensors="pt", padding=True)
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\twith torch.no_grad():
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\t\tlogits = model(inputs.input_values.to("cuda"), attention_mask=inputs.attention_mask.to("cuda")).logits
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\tpred_ids = torch.argmax(logits, dim=-1)
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\tbatch["pred_strings"] = processor.batch_decode(pred_ids)
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\treturn batch
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result = test_dataset.map(evaluate, batched=True, batch_size=8) # batch_size=8 -> requires ~14.5GB GPU memory
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# Total (chunk=1000), WER: 12.768981
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```
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**Test Result**: WER: 12.77 %
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## Training
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The arguments used for training this model are:
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```
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python run_finetuning.py \\
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--model_name_or_path="facebook/wav2vec2-large-xlsr-53" \\
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--dataset_config_name="de" \\
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--output_dir=./wav2vec2-large-xlsr-german \\
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--preprocessing_num_workers="16" \\
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--overwrite_output_dir \\
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--num_train_epochs="20" \\
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--per_device_train_batch_size="64" \\
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--per_device_eval_batch_size="32" \\
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--learning_rate="1e-4" \\
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--warmup_steps="500" \\
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--evaluation_strategy="steps" \\
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--save_steps="5000" \\
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--eval_steps="5000" \\
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--logging_steps="1000" \\
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--save_total_limit="3" \\
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--freeze_feature_extractor \\
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--activation_dropout="0.055" \\
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--attention_dropout="0.094" \\
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--feat_proj_dropout="0.04" \\
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--layerdrop="0.04" \\
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--mask_time_prob="0.08" \\
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--gradient_checkpointing="1" \\
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--fp16 \\
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--do_train \\
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--do_eval \\
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--dataloader_num_workers="16" \\
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--group_by_length
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```
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