commit 678d6709bbb1e0113a4c35442e9ac194314c9724
Author: ModelHub XC <noreply@modelhub.org.cn>
Date:   Tue May 19 02:22:15 2026 +0800

    初始化项目，由ModelHub XC社区提供模型
    
    Model: alinerodrigues/wav2vec2-large-xlsr-mecita-coraa-portuguese-2-all-04
    Source: Original Platform

diff --git a/.gitattributes b/.gitattributes
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+*.ckpt filter=lfs diff=lfs merge=lfs -text
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diff --git a/.gitignore b/.gitignore
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+checkpoint-*/
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diff --git a/README.md b/README.md
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+---
+license: apache-2.0
+tags:
+- generated_from_trainer
+metrics:
+- wer
+model-index:
+- name: wav2vec2-large-xlsr-mecita-coraa-portuguese-2-all-04
+  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-large-xlsr-mecita-coraa-portuguese-2-all-04
+
+This model is a fine-tuned version of [Edresson/wav2vec2-large-xlsr-coraa-portuguese](https://huggingface.co/Edresson/wav2vec2-large-xlsr-coraa-portuguese) on an unknown dataset.
+It achieves the following results on the evaluation set:
+- Loss: 0.1832
+- Wer: 0.0896
+- Cer: 0.0286
+
+## 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: 3e-05
+- train_batch_size: 16
+- eval_batch_size: 8
+- seed: 42
+- gradient_accumulation_steps: 2
+- total_train_batch_size: 32
+- optimizer: Adam with betas=(0.9,0.999) and epsilon=1e-08
+- lr_scheduler_type: linear
+- num_epochs: 100
+- mixed_precision_training: Native AMP
+
+### Training results
+
+| Training Loss | Epoch | Step | Validation Loss | Wer    | Cer    |
+|:-------------:|:-----:|:----:|:---------------:|:------:|:------:|
+| 28.4874       | 1.0   | 86   | 3.3048          | 1.0    | 1.0    |
+| 7.6481        | 2.0   | 172  | 2.9770          | 1.0    | 1.0    |
+| 3.0297        | 3.0   | 258  | 2.9361          | 1.0    | 1.0    |
+| 2.9192        | 4.0   | 344  | 2.9206          | 1.0    | 1.0    |
+| 2.8826        | 5.0   | 430  | 2.6372          | 0.9990 | 0.9993 |
+| 2.3512        | 6.0   | 516  | 0.8687          | 0.4358 | 0.1113 |
+| 1.0373        | 7.0   | 602  | 0.5095          | 0.2419 | 0.0665 |
+| 1.0373        | 8.0   | 688  | 0.4001          | 0.2101 | 0.0584 |
+| 0.6758        | 9.0   | 774  | 0.3354          | 0.1799 | 0.0502 |
+| 0.5667        | 10.0  | 860  | 0.2962          | 0.1617 | 0.0468 |
+| 0.4908        | 11.0  | 946  | 0.2820          | 0.1471 | 0.0430 |
+| 0.4084        | 12.0  | 1032 | 0.2581          | 0.1351 | 0.0399 |
+| 0.3728        | 13.0  | 1118 | 0.2444          | 0.1230 | 0.0374 |
+| 0.3577        | 14.0  | 1204 | 0.2408          | 0.1144 | 0.0355 |
+| 0.3577        | 15.0  | 1290 | 0.2353          | 0.1100 | 0.0340 |
+| 0.3237        | 16.0  | 1376 | 0.2227          | 0.1036 | 0.0332 |
+| 0.3043        | 17.0  | 1462 | 0.2241          | 0.1004 | 0.0322 |
+| 0.2876        | 18.0  | 1548 | 0.2260          | 0.1048 | 0.0329 |
+| 0.2842        | 19.0  | 1634 | 0.2086          | 0.1070 | 0.0325 |
+| 0.269         | 20.0  | 1720 | 0.2156          | 0.1006 | 0.0324 |
+| 0.2396        | 21.0  | 1806 | 0.2065          | 0.0952 | 0.0307 |
+| 0.2396        | 22.0  | 1892 | 0.2144          | 0.0960 | 0.0312 |
+| 0.2411        | 23.0  | 1978 | 0.2018          | 0.0933 | 0.0307 |
+| 0.2357        | 24.0  | 2064 | 0.2055          | 0.0940 | 0.0305 |
+| 0.2268        | 25.0  | 2150 | 0.2099          | 0.0928 | 0.0307 |
+| 0.2053        | 26.0  | 2236 | 0.2044          | 0.0933 | 0.0302 |
+| 0.2188        | 27.0  | 2322 | 0.2037          | 0.0933 | 0.0301 |
+| 0.2152        | 28.0  | 2408 | 0.2068          | 0.0933 | 0.0298 |
+| 0.2152        | 29.0  | 2494 | 0.2044          | 0.0898 | 0.0283 |
+| 0.1998        | 30.0  | 2580 | 0.2039          | 0.0888 | 0.0294 |
+| 0.1934        | 31.0  | 2666 | 0.1965          | 0.0915 | 0.0296 |
+| 0.19          | 32.0  | 2752 | 0.1994          | 0.0908 | 0.0291 |
+| 0.2108        | 33.0  | 2838 | 0.2026          | 0.0888 | 0.0292 |
+| 0.1922        | 34.0  | 2924 | 0.1957          | 0.0906 | 0.0292 |
+| 0.1827        | 35.0  | 3010 | 0.1935          | 0.0893 | 0.0287 |
+| 0.1827        | 36.0  | 3096 | 0.1933          | 0.0906 | 0.0295 |
+| 0.1848        | 37.0  | 3182 | 0.1999          | 0.0883 | 0.0287 |
+| 0.1807        | 38.0  | 3268 | 0.1949          | 0.0881 | 0.0287 |
+| 0.1695        | 39.0  | 3354 | 0.1968          | 0.0906 | 0.0295 |
+| 0.1764        | 40.0  | 3440 | 0.1894          | 0.0864 | 0.0284 |
+| 0.1812        | 41.0  | 3526 | 0.1932          | 0.0871 | 0.0286 |
+| 0.1566        | 42.0  | 3612 | 0.1889          | 0.0869 | 0.0281 |
+| 0.1566        | 43.0  | 3698 | 0.1965          | 0.0864 | 0.0282 |
+| 0.161         | 44.0  | 3784 | 0.1832          | 0.0896 | 0.0286 |
+| 0.167         | 45.0  | 3870 | 0.1968          | 0.0886 | 0.0282 |
+| 0.1556        | 46.0  | 3956 | 0.1835          | 0.0881 | 0.0283 |
+| 0.157         | 47.0  | 4042 | 0.1912          | 0.0864 | 0.0279 |
+| 0.1588        | 48.0  | 4128 | 0.1926          | 0.0883 | 0.0279 |
+| 0.1543        | 49.0  | 4214 | 0.1961          | 0.0869 | 0.0282 |
+| 0.1528        | 50.0  | 4300 | 0.1959          | 0.0886 | 0.0286 |
+| 0.1528        | 51.0  | 4386 | 0.1938          | 0.0869 | 0.0277 |
+| 0.1477        | 52.0  | 4472 | 0.1984          | 0.0839 | 0.0272 |
+| 0.1533        | 53.0  | 4558 | 0.1969          | 0.0864 | 0.0274 |
+| 0.1351        | 54.0  | 4644 | 0.1983          | 0.0856 | 0.0275 |
+| 0.1468        | 55.0  | 4730 | 0.1970          | 0.0834 | 0.0272 |
+| 0.1406        | 56.0  | 4816 | 0.1940          | 0.0817 | 0.0270 |
+| 0.1412        | 57.0  | 4902 | 0.1894          | 0.0859 | 0.0277 |
+| 0.1412        | 58.0  | 4988 | 0.1929          | 0.0856 | 0.0275 |
+| 0.1435        | 59.0  | 5074 | 0.1977          | 0.0859 | 0.0278 |
+| 0.1389        | 60.0  | 5160 | 0.1986          | 0.0849 | 0.0277 |
+| 0.1366        | 61.0  | 5246 | 0.1977          | 0.0856 | 0.0272 |
+| 0.1367        | 62.0  | 5332 | 0.1948          | 0.0851 | 0.0275 |
+| 0.1268        | 63.0  | 5418 | 0.1947          | 0.0856 | 0.0275 |
+| 0.1441        | 64.0  | 5504 | 0.1956          | 0.0856 | 0.0277 |
+
+
+### Framework versions
+
+- Transformers 4.28.0
+- Pytorch 2.1.1+cu121
+- Datasets 2.15.0
+- Tokenizers 0.13.3
diff --git a/added_tokens.json b/added_tokens.json
new file mode 100644
index 0000000..108cfe3
--- /dev/null
+++ b/added_tokens.json
@@ -0,0 +1,4 @@
+{
+  "</s>": 39,
+  "<s>": 38
+}
diff --git a/all_results.json b/all_results.json
new file mode 100644
index 0000000..d35394d
--- /dev/null
+++ b/all_results.json
@@ -0,0 +1,16 @@
+{
+    "epoch": 64.0,
+    "eval_cer": 0.028558289261899288,
+    "eval_loss": 0.1832132190465927,
+    "eval_runtime": 19.6053,
+    "eval_samples": 341,
+    "eval_samples_per_second": 17.393,
+    "eval_steps_per_second": 2.193,
+    "eval_wer": 0.08956692913385826,
+    "total_flos": 4.598243749292761e+19,
+    "train_loss": 0.5636214655932299,
+    "train_runtime": 15910.8756,
+    "train_samples": 2743,
+    "train_samples_per_second": 17.24,
+    "train_steps_per_second": 0.541
+}
\ No newline at end of file
diff --git a/config.json b/config.json
new file mode 100644
index 0000000..11a8c75
--- /dev/null
+++ b/config.json
@@ -0,0 +1,115 @@
+{
+  "_name_or_path": "Edresson/wav2vec2-large-xlsr-coraa-portuguese",
+  "activation_dropout": 0.0,
+  "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": 768,
+  "contrastive_logits_temperature": 0.1,
+  "conv_bias": true,
+  "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": true,
+  "diversity_loss_weight": 0.1,
+  "do_stable_layer_norm": true,
+  "eos_token_id": 2,
+  "feat_extract_activation": "gelu",
+  "feat_extract_dropout": 0.0,
+  "feat_extract_norm": "layer",
+  "feat_proj_dropout": 0.1,
+  "feat_quantizer_dropout": 0.0,
+  "final_dropout": 0.0,
+  "hidden_act": "gelu",
+  "hidden_dropout": 0.1,
+  "hidden_size": 1024,
+  "initializer_range": 0.02,
+  "intermediate_size": 4096,
+  "layer_norm_eps": 1e-05,
+  "layerdrop": 0.1,
+  "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": 0.1,
+  "mask_time_selection": "static",
+  "model_type": "wav2vec2",
+  "num_adapter_layers": 3,
+  "num_attention_heads": 16,
+  "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": 24,
+  "num_negatives": 100,
+  "output_hidden_size": 1024,
+  "pad_token_id": 37,
+  "proj_codevector_dim": 768,
+  "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": "4.28.0",
+  "use_weighted_layer_sum": false,
+  "vocab_size": 40,
+  "xvector_output_dim": 512
+}
diff --git a/eval_results.json b/eval_results.json
new file mode 100644
index 0000000..40ad6f7
--- /dev/null
+++ b/eval_results.json
@@ -0,0 +1,10 @@
+{
+    "epoch": 64.0,
+    "eval_cer": 0.028558289261899288,
+    "eval_loss": 0.1832132190465927,
+    "eval_runtime": 19.6053,
+    "eval_samples": 341,
+    "eval_samples_per_second": 17.393,
+    "eval_steps_per_second": 2.193,
+    "eval_wer": 0.08956692913385826
+}
\ No newline at end of file
diff --git a/preprocessor_config.json b/preprocessor_config.json
new file mode 100644
index 0000000..67dee51
--- /dev/null
+++ b/preprocessor_config.json
@@ -0,0 +1,10 @@
+{
+  "do_normalize": true,
+  "feature_extractor_type": "Wav2Vec2FeatureExtractor",
+  "feature_size": 1,
+  "padding_side": "right",
+  "padding_value": 0.0,
+  "processor_class": "Wav2Vec2Processor",
+  "return_attention_mask": true,
+  "sampling_rate": 16000
+}
diff --git a/pytorch_model.bin b/pytorch_model.bin
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+size 1262066282
diff --git a/special_tokens_map.json b/special_tokens_map.json
new file mode 100644
index 0000000..5dd6921
--- /dev/null
+++ b/special_tokens_map.json
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+{
+  "additional_special_tokens": [
+    {
+      "content": "<s>",
+      "lstrip": false,
+      "normalized": true,
+      "rstrip": false,
+      "single_word": false
+    },
+    {
+      "content": "</s>",
+      "lstrip": false,
+      "normalized": true,
+      "rstrip": false,
+      "single_word": false
+    }
+  ],
+  "bos_token": "<s>",
+  "eos_token": "</s>",
+  "pad_token": "[PAD]",
+  "unk_token": "[UNK]"
+}
diff --git a/tokenizer_config.json b/tokenizer_config.json
new file mode 100644
index 0000000..92ac3ab
--- /dev/null
+++ b/tokenizer_config.json
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+{
+  "bos_token": "<s>",
+  "clean_up_tokenization_spaces": true,
+  "do_lower_case": false,
+  "eos_token": "</s>",
+  "model_max_length": 1000000000000000019884624838656,
+  "pad_token": "[PAD]",
+  "replace_word_delimiter_char": " ",
+  "tokenizer_class": "Wav2Vec2CTCTokenizer",
+  "unk_token": "[UNK]",
+  "word_delimiter_token": "|"
+}
diff --git a/train_results.json b/train_results.json
new file mode 100644
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+++ b/train_results.json
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+{
+    "epoch": 64.0,
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+    "train_loss": 0.5636214655932299,
+    "train_runtime": 15910.8756,
+    "train_samples": 2743,
+    "train_samples_per_second": 17.24,
+    "train_steps_per_second": 0.541
+}
\ No newline at end of file
diff --git a/trainer_state.json b/trainer_state.json
new file mode 100644
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--- /dev/null
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+{
+  "best_metric": 0.1832132190465927,
+  "best_model_checkpoint": "wav2vec2-large-xlsr-mecita-coraa-portuguese-2-all-04/checkpoint-3784",
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