Table 4. Most common author keyword...

Table 4.

Most common author keyword occurrences

R	Keyword	Oc	Co
1	Artificial intelligence	19	69
2	Project management	16	68
3	Construction industry	13	52
4	Risk management	13	67
5	Risk assessment	11	58
6	Machine learning	8	41
7	Decision making	7	26
8	Artificial intelligence (AI)	7	19
9	Natural language processing systems	6	35
10	Risks management	5	39
11	Learning systems	5	38
12	Construction projects	5	31
12	Deep learning	5	31
13	Natural language processing	5	26
14	Data mining	4	25
15	Semantics	4	24
16	Learning algorithms	4	23
17	Accident prevention	4	22
18	Decision trees	4	17
19	Fuzzy logic	4	9
20	Construction	4	6
21	Risk analysis	3	21
22	Robotics	3	13
23	Industry 4.0	3	12
24	Neural networks	3	11
24	Architectural design	3	11
25	Construction management	3	10
26	Automation	3	9
26	Big data	3	9
26	Human resource management	3	9
27	Artificial neural network	3	8
28	Artificial neural networks	3	5

R	Keyword	Oc	Co
1	Artificial intelligence	19	69
2	Project management	16	68
3	Construction industry	13	52
4	Risk management	13	67
5	Risk assessment	11	58
6	Machine learning	8	41
7	Decision making	7	26
8	Artificial intelligence (AI)	7	19
9	Natural language processing systems	6	35
10	Risks management	5	39
11	Learning systems	5	38
12	Construction projects	5	31
12	Deep learning	5	31
13	Natural language processing	5	26
14	Data mining	4	25
15	Semantics	4	24
16	Learning algorithms	4	23
17	Accident prevention	4	22
18	Decision trees	4	17
19	Fuzzy logic	4	9
20	Construction	4	6
21	Risk analysis	3	21
22	Robotics	3	13
23	Industry 4.0	3	12
24	Neural networks	3	11
24	Architectural design	3	11
25	Construction management	3	10
26	Automation	3	9
26	Big data	3	9
26	Human resource management	3	9
27	Artificial neural network	3	8
28	Artificial neural networks	3	5

Note(s): Oc = keywords occurrence; Co = keywords co-occurrence; R = rank

Source(s): Authors’ own work

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