Datasets:

WTFO
/

codeswitching

pretty_name: WTFO Code-Switching Speech
license: other
task_categories:
  - automatic-speech-recognition
language:
  - zh
  - en
tags:
  - audio
  - speech
  - code-switching
configs:
  - config_name: default
    data_files:
      - split: train
        path: data/train-*.parquet
dataset_info:
  features:
    - name: audio
      dtype:
        audio:
          sampling_rate: 16000
    - name: text
      dtype: string
    - name: duration
      dtype: float64
  splits:
    - name: train
      num_bytes: 11550292741
      num_examples: 98662
  download_size: 11517079495
  dataset_size: 11550292741

WTFO Code-Switching Speech

Code-switching speech dataset prepared for automatic speech recognition training.

Dataset fields

audio: self-contained 16 kHz mono PCM16 FLAC bytes using the Hugging Face Audio feature
text: transcript
duration: audio duration in seconds (float64)

Split summary

Split: train
Examples: 98,662
Total duration: 567422.698 seconds (157.62 hours)

The Parquet shards embed the audio bytes. They do not depend on the original local file paths.

JSONL manifest

metadata/text_audio_pairs.jsonl contains text, audio_filepath, duration, and lang. All rows use lang: "<|NAN|>".