[Retracted] Design and Construction of an Interactive Intelligent Learning System for English Learners in Higher Education Institutions

Table 2

Evaluation of the quality of generated answers using the CoQA dataset.

	Child	Liter	Mid	News	Wiki	Reddit	Science	Overall
PGNet	49.0	43.3	47.5	47.5	45.1	38.6	38.1	44.1
DrQA	46.7	53.9	54.1	57.8	59.4	45.0	51.0	52.6
BiDAF++	66.6	65.7	70.2	71.6	72.6	60.8	67.1	67.8
FlowQA	73.7	71.6	76.8	79.0	80.2	67.8	76.1	75.0
SDNet (single)	75.4	73.9	77.1	80.3	83.1	69.8	76.8	76.6
DENet	76.51	75.18	77.47	80.41	83.35	70.59	77.34	77.24