Intepreting quality score
The Speechace quality_score
measures the accuracy and intelligibility of the pronunciation of a sentence, word, syllable, or phoneme on a scale of 0 to 100.
The following rubric demonstrates how to use the quality_score
to provide student feedback:
Score
Color
Description
90 - 100
Green
Excellent. Native or native-like
80 - 90
Green
Very Good and clearly intelligible.
70 - 80
Orange
Good. Intelligible but with one or two evident mistakes.
60 - 70
Red
Fair. Possibly not intelligible with several evident mistakes.
0 - 60
Red
Poor and must be reattempted.
Below is a snippet of the quality_score
code for the word "Some" within the overall response. Each element of the response, including sentences, words, syllables, and phonemes, has its own distinct quality_score
.
"word_score_list":[
{
"word": "Some",
"quality_score": 100,
"phone_score_list": [
{
"phone": "s",
"stress_level": null,
"extent": [10,27],
"quality_score": 99.05882352941177,
"sound_most_like": "s"
},
...
}
]
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