Datasets:

Cong123779
/

AI2Text-Bilingual-ASR-Dataset

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

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)