[Retracted] MKA: A Scalable Medical Knowledge-Assisted Mechanism for Generative Models on Medical Conversation Tasks

Table 5

Improvements of the models with MKA compared to the baseline model on MedDialog-CN and MedDG test sets.

Dataset	Model	Perplexity	BLEU-2,4	NIST-2,4	METEOR	Entropy-4	Dist-1,2
MedDialog-CN	MKA-Transformer	-0.71	0.10%, 0.09%	0.01, 0	0.29%	0.21	0.00%, 0.09%
	MKA-BERT-GPT	-0.19	0.83%, 0.38%	0.04, 0.04	1.11%	0.3	0.01%, 0.08%
MedDG	MKA-Transformer	-0.11	0.32%, 0.32%	0.02, 0.03	0.56%	0.11	0.00%, 0.02%
	MKA-BERT-GPT	-0.03	0.47%, 0.30%	0.01, 0.02	0.38%	-0.01	0.00%, 0.00%