Add dataset card

README.md

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+---
+language:
+- vi
+- en
+license: cc-by-4.0
+task_categories:
+- automatic-speech-recognition
+pretty_name: AI2Text Bilingual ASR Dataset (Vietnamese + English)
+size_categories:
+- 100K<n<1M
+---
+
+# AI2Text – Bilingual ASR Dataset
+
+A large-scale bilingual (Vietnamese + English) speech dataset used to train
+the `Cong123779/AI2Text-Bilingual-ASR` model.
+
+## Dataset Summary
+
+| Split | Samples | Notes |
+|-------|---------|-------|
+| train | ~194,167 | 77% Vietnamese, 23% English |
+| val   | ~30,123 | held-out validation |
+
+## Data Fields
+
+Each `manifest.csv` has the following columns:
+
+| Column | Description |
+|--------|-------------|
+| `id` | Unique sample identifier |
+| `transcript` | Ground-truth text (prefixed with `<\|vi\|>` or `<\|en\|>`) |
+| `audio_path` | Relative path to the `.wav` file |
+| `duration` | Duration in seconds |
+| `words_json` | JSON array of word-level timestamps |
+
+## Audio Format
+
+- Sample rate: **16,000 Hz**
+- Channels: **Mono**
+- Format: **WAV**
+
+## Language Distribution
+
+- **Vietnamese** (`<|vi|>` token): ~77%
+- **English** (`<|en|>` token): ~23%
+
+## Usage
+
+```python
+import pandas as pd
+from datasets import load_dataset
+
+# Load only the manifest CSVs (fast, no audio)
+ds = load_dataset("Cong123779/AI2Text-Bilingual-ASR-Dataset",
+                  data_files={"train": "train/manifest.csv",
+                               "val":   "val/manifest.csv"})
+print(ds)
+```
+
+## License
+Creative Commons Attribution 4.0 (CC-BY 4.0)