README.md

---
license: cc-by-4.0
task_categories:
- automatic-speech-recognition
language:
- zh
pretty_name: ATC Generated Mandarin and Shaanxi Radio Speech
size_categories:
- 10K<n<100K
---

# ATC Generated

Synthetic aviation-command speech generated with CosyVoice.

## Contents

- 10,000 clean wav files.
- 10,000 10dB radio/noisy wav files.
- 5 reference speakers.
- Accents: standard Mandarin and Shaanxi dialect instruction.

## Metadata

`metadata.csv` contains `file_name`, `audio`, `utt_id`, `text`, `tts_text`, `speaker_id`, `accent`, `snr`, `noise_type`, `radio_effect`, and related fields. The `text` column keeps Arabic numerals for ASR labels; `tts_text` stores the spoken-form text used for TTS.