A Bibliometric Review of Natural Language Processing Empowered Mobile Computing

Table 8

Top 20 most frequent terms.

Rank	Stemmed terms	Occurrence number
		Total	2000–2008	2009–2016
1	Agent	369	250	119
2	Image	215	70	145
3	Sentiment	128	0	128
4	Dialogue	83	49	34
5	Health	81	2	79
6	Music	76	27	49
7	Radio	74	10	64
8	Unit	74	51	23
9	Adaptation	70	40	30
10	Relevance	69	29	40
11	Geographic	66	37	29
12	Short Messages	66	9	57
13	Protocol	65	20	45
14	Chinese	64	29	35
15	Medical	60	16	44
16	Recommendation	60	4	56
17	Clustering	54	20	34
18	Privacy	54	9	45
19	Ad hoc	53	9	44
20	Traffic	52	17	35