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README copy.md

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+---
+language:
+- de
+license: apache-2.0
+tags:
+- automatic-speech-recognition
+- mozilla-foundation/common_voice_9_0
+- generated_from_trainer
+datasets:
+- common_voice
+model-index:
+- name: wav2vec2-base-german-cv9
+  results: []
+---
+
+<!-- This model card has been generated automatically according to the information the Trainer had access to. You
+should probably proofread and complete it, then remove this comment. -->
+
+# wav2vec2-base-german-cv9
+
+This model is a fine-tuned version of [facebook/wav2vec2-base](https://huggingface.co/facebook/wav2vec2-base) on the MOZILLA-FOUNDATION/COMMON_VOICE_9_0 - DE dataset.
+It achieves the following results on the evaluation set:
+- Loss: 0.1742
+- Wer: 0.1209
+
+## Model description
+
+More information needed
+
+## Intended uses & limitations
+
+More information needed
+
+## Training and evaluation data
+
+More information needed
+
+## Training procedure
+
+### Training hyperparameters
+
+The following hyperparameters were used during training:
+- learning_rate: 0.0001
+- train_batch_size: 16
+- eval_batch_size: 32
+- seed: 42
+- gradient_accumulation_steps: 8
+- total_train_batch_size: 128
+- optimizer: Adam with betas=(0.9,0.999) and epsilon=1e-08
+- lr_scheduler_type: linear
+- lr_scheduler_warmup_ratio: 0.1
+- num_epochs: 50.0
+- mixed_precision_training: Native AMP
+
+### Training results
+
+| Training Loss | Epoch | Step   | Validation Loss | Wer    |
+|:-------------:|:-----:|:------:|:---------------:|:------:|
+| 0.6827        | 1.0   | 3557   | 0.6695          | 0.6247 |
+| 0.3992        | 2.0   | 7114   | 0.3738          | 0.3936 |
+| 0.2611        | 3.0   | 10671  | 0.3011          | 0.3177 |
+| 0.2536        | 4.0   | 14228  | 0.2672          | 0.2749 |
+| 0.1943        | 5.0   | 17785  | 0.2487          | 0.2480 |
+| 0.2004        | 6.0   | 21342  | 0.2246          | 0.2268 |
+| 0.1605        | 7.0   | 24899  | 0.2176          | 0.2120 |
+| 0.1579        | 8.0   | 28456  | 0.2046          | 0.2024 |
+| 0.1668        | 9.0   | 32013  | 0.2027          | 0.1944 |
+| 0.1338        | 10.0  | 35570  | 0.1968          | 0.1854 |
+| 0.1478        | 11.0  | 39127  | 0.1963          | 0.1823 |
+| 0.1177        | 12.0  | 42684  | 0.1956          | 0.1800 |
+| 0.1245        | 13.0  | 46241  | 0.1889          | 0.1732 |
+| 0.1124        | 14.0  | 49798  | 0.1868          | 0.1714 |
+| 0.1112        | 15.0  | 53355  | 0.1805          | 0.1650 |
+| 0.1209        | 16.0  | 56912  | 0.1860          | 0.1614 |
+| 0.1002        | 17.0  | 60469  | 0.1828          | 0.1604 |
+| 0.118         | 18.0  | 64026  | 0.1832          | 0.1580 |
+| 0.0974        | 19.0  | 67583  | 0.1771          | 0.1555 |
+| 0.1007        | 20.0  | 71140  | 0.1812          | 0.1532 |
+| 0.0866        | 21.0  | 74697  | 0.1752          | 0.1504 |
+| 0.0901        | 22.0  | 78254  | 0.1690          | 0.1477 |
+| 0.0964        | 23.0  | 81811  | 0.1773          | 0.1489 |
+| 0.085         | 24.0  | 85368  | 0.1776          | 0.1456 |
+| 0.0945        | 25.0  | 88925  | 0.1786          | 0.1428 |
+| 0.0804        | 26.0  | 92482  | 0.1737          | 0.1429 |
+| 0.0832        | 27.0  | 96039  | 0.1789          | 0.1394 |
+| 0.0683        | 28.0  | 99596  | 0.1741          | 0.1390 |
+| 0.0761        | 29.0  | 103153 | 0.1688          | 0.1379 |
+| 0.0833        | 30.0  | 106710 | 0.1726          | 0.1370 |
+| 0.0753        | 31.0  | 110267 | 0.1774          | 0.1353 |
+| 0.08          | 32.0  | 113824 | 0.1734          | 0.1344 |
+| 0.0644        | 33.0  | 117381 | 0.1737          | 0.1334 |
+| 0.0745        | 34.0  | 120938 | 0.1763          | 0.1335 |
+| 0.0629        | 35.0  | 124495 | 0.1761          | 0.1311 |
+| 0.0654        | 36.0  | 128052 | 0.1718          | 0.1302 |
+| 0.0656        | 37.0  | 131609 | 0.1697          | 0.1301 |
+| 0.0643        | 38.0  | 135166 | 0.1716          | 0.1279 |
+| 0.0683        | 39.0  | 138723 | 0.1777          | 0.1279 |
+| 0.0587        | 40.0  | 142280 | 0.1735          | 0.1271 |
+| 0.0693        | 41.0  | 145837 | 0.1780          | 0.1260 |
+| 0.0532        | 42.0  | 149394 | 0.1724          | 0.1245 |
+| 0.0594        | 43.0  | 152951 | 0.1736          | 0.1250 |
+| 0.0544        | 44.0  | 156508 | 0.1744          | 0.1238 |
+| 0.0559        | 45.0  | 160065 | 0.1770          | 0.1232 |
+| 0.0557        | 46.0  | 163622 | 0.1766          | 0.1231 |
+| 0.0521        | 47.0  | 167179 | 0.1751          | 0.1220 |
+| 0.0591        | 48.0  | 170736 | 0.1724          | 0.1217 |
+| 0.0507        | 49.0  | 174293 | 0.1753          | 0.1212 |
+| 0.0577        | 50.0  | 177850 | 0.1742          | 0.1209 |
+
+
+### Framework versions
+
+- Transformers 4.20.1
+- Pytorch 1.11.0+cu113
+- Datasets 2.0.0
+- Tokenizers 0.11.6

added_tokens.json

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+{
+  "</s>": 34,
+  "<s>": 33
+}

all_results.json

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+{
+    "epoch": 50.0,
+    "eval_loss": 0.1741643100976944,
+    "eval_runtime": 535.6864,
+    "eval_samples": 16033,
+    "eval_samples_per_second": 29.93,
+    "eval_steps_per_second": 0.937,
+    "eval_wer": 0.12089719269034979,
+    "train_loss": 0.042193543246732794,
+    "train_runtime": 659833.0285,
+    "train_samples": 455356,
+    "train_samples_per_second": 34.505,
+    "train_steps_per_second": 0.27
+}

config.json

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+{
+  "_name_or_path": "facebook/wav2vec2-base",
+  "activation_dropout": 0.05,
+  "adapter_kernel_size": 3,
+  "adapter_stride": 2,
+  "add_adapter": false,
+  "apply_spec_augment": true,
+  "architectures": [
+    "Wav2Vec2ForCTC"
+  ],
+  "attention_dropout": 0.1,
+  "bos_token_id": 1,
+  "classifier_proj_size": 256,
+  "codevector_dim": 256,
+  "contrastive_logits_temperature": 0.1,
+  "conv_bias": false,
+  "conv_dim": [
+    512,
+    512,
+    512,
+    512,
+    512,
+    512,
+    512
+  ],
+  "conv_kernel": [
+    10,
+    3,
+    3,
+    3,
+    3,
+    2,
+    2
+  ],
+  "conv_stride": [
+    5,
+    2,
+    2,
+    2,
+    2,
+    2,
+    2
+  ],
+  "ctc_loss_reduction": "mean",
+  "ctc_zero_infinity": false,
+  "diversity_loss_weight": 0.1,
+  "do_stable_layer_norm": false,
+  "eos_token_id": 2,
+  "feat_extract_activation": "gelu",
+  "feat_extract_norm": "group",
+  "feat_proj_dropout": 0.05,
+  "feat_quantizer_dropout": 0.0,
+  "final_dropout": 0.0,
+  "freeze_feat_extract_train": true,
+  "hidden_act": "gelu",
+  "hidden_dropout": 0.1,
+  "hidden_size": 768,
+  "initializer_range": 0.02,
+  "intermediate_size": 3072,
+  "layer_norm_eps": 1e-05,
+  "layerdrop": 0.05,
+  "mask_channel_length": 10,
+  "mask_channel_min_space": 1,
+  "mask_channel_other": 0.0,
+  "mask_channel_prob": 0.0,
+  "mask_channel_selection": "static",
+  "mask_feature_length": 10,
+  "mask_feature_min_masks": 0,
+  "mask_feature_prob": 0.0,
+  "mask_time_length": 10,
+  "mask_time_min_masks": 2,
+  "mask_time_min_space": 1,
+  "mask_time_other": 0.0,
+  "mask_time_prob": 0.05,
+  "mask_time_selection": "static",
+  "model_type": "wav2vec2",
+  "no_mask_channel_overlap": false,
+  "no_mask_time_overlap": false,
+  "num_adapter_layers": 3,
+  "num_attention_heads": 12,
+  "num_codevector_groups": 2,
+  "num_codevectors_per_group": 320,
+  "num_conv_pos_embedding_groups": 16,
+  "num_conv_pos_embeddings": 128,
+  "num_feat_extract_layers": 7,
+  "num_hidden_layers": 12,
+  "num_negatives": 100,
+  "output_hidden_size": 768,
+  "pad_token_id": 32,
+  "proj_codevector_dim": 256,
+  "tdnn_dilation": [
+    1,
+    2,
+    3,
+    1,
+    1
+  ],
+  "tdnn_dim": [
+    512,
+    512,
+    512,
+    512,
+    1500
+  ],
+  "tdnn_kernel": [
+    5,
+    3,
+    3,
+    1,
+    1
+  ],
+  "torch_dtype": "float32",
+  "transformers_version": "4.20.1",
+  "use_weighted_layer_sum": false,
+  "vocab_size": 35,
+  "xvector_output_dim": 512
+}

eval_results.json

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+{
+    "epoch": 50.0,
+    "eval_loss": 0.1741643100976944,
+    "eval_runtime": 535.6864,
+    "eval_samples": 16033,
+    "eval_samples_per_second": 29.93,
+    "eval_steps_per_second": 0.937,
+    "eval_wer": 0.12089719269034979
+}

preprocessor_config.json

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+{
+  "do_normalize": true,
+  "feature_extractor_type": "Wav2Vec2FeatureExtractor",
+  "feature_size": 1,
+  "padding_side": "right",
+  "padding_value": 0.0,
+  "return_attention_mask": false,
+  "sampling_rate": 16000
+}

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special_tokens_map.json

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+  "additional_special_tokens": [
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+      "content": "<s>",
+      "lstrip": false,
+      "normalized": true,
+      "rstrip": false,
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+  "bos_token": "<s>",
+  "eos_token": "</s>",
+  "pad_token": "[PAD]",
+  "unk_token": "[UNK]"
+}

tokenizer_config.json

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+{
+  "bos_token": "<s>",
+  "do_lower_case": false,
+  "eos_token": "</s>",
+  "name_or_path": "./wav2vec2-base-german-cv9",
+  "pad_token": "[PAD]",
+  "replace_word_delimiter_char": " ",
+  "special_tokens_map_file": null,
+  "tokenizer_class": "Wav2Vec2CTCTokenizer",
+  "unk_token": "[UNK]",
+  "word_delimiter_token": "|"
+}

train_results.json

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+    "train_loss": 0.042193543246732794,
+    "train_runtime": 659833.0285,
+    "train_samples": 455356,
+    "train_samples_per_second": 34.505,
+    "train_steps_per_second": 0.27
+}

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vocab.json

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