Table 3 Tone distribution statistics of corpus.

From: Evaluating Mandarin tone pronunciation accuracy for second language learners using a ResNet-based Siamese network

Tone

Syllable numbers

Proportion (%)

Tone1

27,014

34.08

Tone2

24,620

31.06

Tone3

5,714

7.20

Tone4

21,930

27.66

Total

79,278

 
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