Cluster

Characteristics

Research Topics

Main indicators

1

comprehensive hotspots

Topic 6 Health Literacy, Topic 7 Electronic Health Records, Topic 11 Internet Addiction, Topic 20 Blockchain

Twitter, Facebook, Blog, News, Policy, Citation, Mendeley

2

online social hotspots

Topic 1 Bibliometrics, Topic 4 Journalism, Topic 12 Gene Expression Data, Topic 15 Null Hypothesis Significance Testing, Topic 18 Open Government Data, Topic 19 Digital Humanities

Twitter, Facebook, Blog

3

academic hotspots

Topic 3 Knowledge Management, Topic 8 Technology Acceptance Model, Topic 9 Customer Satisfaction, Topic 13 Privacy

Mendeley, Citation

4

potential hotspots

Topic 2 Information Literacy, Topic 5 Sentiment Analysis, Topic 10 Complex Networks, Topic 14 Semantic Web, Topic 16 Collaborative Filtering, Topic 17 Deep Learning

Lack of prominent indicators