[Retracted] English Phrase Speech Recognition Based on Continuous Speech Recognition Algorithm and Word Tree Constraints

Table 2

Phonetic composition of the data set.

Data content	Data unit	Training set	Test set
Speaker	Person	321	13
Female	Person	36	2
Male	Person	24	9
Age range	Year	19–61	18–53
Number of voices	Article	11457	2643
Time-consuming	Hour	28.14	7.12