TABLE 3.

Highly link strength of the top 20 occurrence keywords.

Rank	Keyword	Occurrence	Total link strength	Rank	Keyword	Occurrence	Total link strength
1	Machine learning	782	420	11	Prediction	44	52
2	Deep learning	318	183	12	Biomarkers	39	49
3	Classification	82	95	13	Algorithms	36	40
4	Convolutional neural network	72	51	14	Bioinformatics	33	51
5	Artificial intelligence	60	61	15	Cancer	30	44
6	Random forest	57	58	16	Genomics	28	39
7	Support vector machine	56	41	17	Clustering	25	20
8	Feature selection	52	62	18	Data mining	25	29
9	Gene expression	50	61	19	Rna-seq	21	28
10	Neural networks	46	41	20	Natural language processing	19	16