[Retracted] Speech Dialogue System-Based Environmental Resource Allocation and Online English Teaching and IoT Applications

Table 4

Experimental results of oral English teaching quality evaluation.

Method	Data set type	(%)
Teaching method based on deep learning	Greetings	43.1
	Say goodbye to	49.2
	Thank	61.8
	Reply	40.1
	An apology	69.3
	Ask for instructions	56.6
	Invitation	76.3
	Doubt	61.2
Teaching method based on web framework	Greetings	55.7
	Say goodbye to	78.5
	Thank	51.6
	Reply	72.8
	An apology	55.4
	Ask for instructions	63.7
	Invitation	65.7
	Doubt	47.3
Teaching method based on text analysis	Greetings	90.5
	Say goodbye to	84.2
	Thank	74.3
	Reply	96.4
	An apology	86.9
	Ask for instructions	91.6
	Invitation	70.9
	Doubt	73.3
Proposed online teaching method based on voice dialogue system	Greetings	92.2
	Say goodbye to	96.2
	Thank	97.9
	Reply	93.2
	An apology	93.7
	Ask for instructions	98.9
	Invitation	98.9
	Doubt	99.5