yasalma/TatSC_ASR

Tatar Speech Corpus ASR

[Original repository] [Original site]

Dataset Summary

Tatar Speech Corpus ASR is a speech dataset sourced from this GitHub repository. TatSC contains 269.1 hours of transcribed speech with 271,914 utterances. It is the first open-source Tatar speech corpus covering both crowdsourced and audiobooks data.

Dataset Structure

Parts:
The dataset contains a single set of recordings, though they come from two different sources:

• Crowdsourced recordings (thru Telegram bot and website)
• Aligned audiobooks

Data Fields:

• audio: The speech audio file in the Tatar language
• text: The transcription of the audio file in Tatar
• duration: Length of the audio in seconds
• file_id: Unique identifier for the audio file
• speaker_id: Identifier for the speaker in the recording

Data Processing

Text Processing:
Information about text normalization or preprocessing is not explicitly provided in the source.

Audio Processing:
The audio samples range from very short utterances (0.21s) to longer segments (31.1s).

Technical Details:

Dataset Type	speech corpus for ASR
Language	tt, Tatar
Speech Style	mixed (crowdsourced and audiobooks)
Content	varied
Audio Parameters	16 kHz sampling rate
File Format	MP3, TXT (UTF-8)

Durations:

Audiobooks	23.02 hours
Crowdsourced (Telegram)	143.36 hours
Crowdsourced (Web)	97.29 hours
Total duration	269.1 hours

License

This dataset is distributed under the CC BY 4.0 license.