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Common Voice 23.0: English Language Subset for Great Britain and Ireland

Split Duration Word Count No Of Clips
train 224:58:09 1,181,302 164,404
dev 26:55:57 140,431 19,798
test 13:17:05 70,365 9732

Split percentages: Train=85%, Dev=10%, Test=5%
Target accents: Welsh English, England English, Scottish English, Northern Irish, Irish English

GB/IE accented recordings from Common Voice 23 (en) validated.tsv...
Total validated recordings: 1,822,716
GB/IE accented recordings: 193,934

Breakdown by accent:

Welsh English: 2,103
England English: 153,337
Scottish English: 18,718
Northern Irish: 10,482
Irish English: 9,294

CREATING SPLITS WITH SENTENCE EXCLUSIVITY

Total unique sentences: 143,011
Total recordings: 193,934
Total unique speakers: 3,213

Sentence distribution:

  • Train: 121,559 sentences (85.0%)
  • Dev: 14,301 sentences (10.0%)
  • Test: 7,151 sentences (5.0%)

Final recording distribution:

  • Train: 164,404 recordings (84.8%)
  • Dev: 19,798 recordings (10.2%)
  • Test: 9,732 recordings (5.0%)

Speaker distribution: (speakers MAY appear in multiple splits)

  • Train: 3,162 speakers
  • Dev: 2,106 speakers
  • Test: 1,635 speakers

Speaker overlap:

  • Train-Dev: 2,072 speakers
  • Train-Test: 1,615 speakers
  • Dev-Test: 1,370 speakers
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