en.pred.score

Kernel Description

• Evaluate speech on paragraph reading, outputting scores of overall、fluency、accuracy、integrity、each sentence and each word.

Request Parameters

Parameter	Type	Required	Description
coreType	String	true	"en.pred.score" means English paragraph kernel.
rank	int	true	Default value is 100, means full score is 100. You can set any number.
precision	float	false	Rating precision, 1 or 0.5 . Default value is 1
refText	String	true	The English paragraph you want to envalate the recording with. We recommend sentence consisting of 20 to 200 words. Accepted text punctuations refer to Text Symbol Description
result	object	false	Return result detailed settings
- details	object	false	详Detailed scoring options
- - word	int	false	Enable to return detailed word score. Default value is 0. 0: Disable. 1: Enabled

Sample Code

{
    "coreType": "en.pred.score",
	"refText": "It was Sunday. I never get up early on Sundays. I sometimes stay in bed until lunchtime. Last Sunday I got up very late. I looked out of the window. It was dark outside.",
	"rank": 100,
	"precision": 1,
    "result": 
	{
		"details": 
		{
            "word": 1
		}
    }    
}

Example of Returned Results

• The results are returned using the JSON structure,Example

Introduction to Returned Results

Key	Type	Description	Recommendations
tokenId	string	Unique identification of evaluation data	For reference
result	object	Scoring result
- wavetime	number	Audio duration (Unit:milliseconds)	For reference
- overall	number	Overall score	Suggest to display
- integrity	number	Score of integrity.	Suggest to display
- accuracy	number	Score of accuracy(pronunciation evaluation of the read parts).	Suggest to display
- fluency	object	Score of fluency.
- - pause	number	Number of pauses.	Suggest to display
- - overall	number	Overall score of fluency	Suggest to display
- - speed	number	Speech rate, which is the number of words read per minute.	Suggest to display
- oov_words	array	The word is not in Chivox’s dictionary. Please feedback these words to Chivox technical support engineer.	For reference
- details	array	Sentence detail score
- - text	string	sentence text	For reference
- - score	number	Sentence pronunciation score.	Suggest to display
- - start	number	The start time of the word in audio (Unit:milliseconds).	For reference
- - end	number	The end time of the word in audio (Unit: milliseconds).	For reference
- - words	array	For detailed word scores, you need to enable detailed word scores in the request parameter("word": 1)
- - - text	string	word	For reference
- - - score	number	pronunciation score.	For reference
- - - start	number	The start time of the word in the audio (Unit:milliseconds).	For reference
- - - end	number	The end time of the word in audio (Unit: milliseconds).	For reference
- - - beginindex	number	The word first letter's index.	Suggest to display
- - - endindex	number	The word last letter's index.	Suggest to display

Note: The other returned parameters that are not shown above are internal ones, which you don't need to pay much atttention to.