Table 2.

Search strategy for burst detection analysis (1 December 2020).

Searches	Terms/Thesaurus
1. Smart factory/production	(“factory” OR “factories” OR “production” OR “manufacture*”) AND (“smart” OR “intelligent”)
2. Intelligent sensors	(“sensor” OR “sensors”) AND (“smart” OR “intelligent”)
3. Predictive maintenance	(“maintenance”) AND (“smart” OR “intelligent” OR “predictive”)
Query	TOPIC (1), TOPIC (2), TOPIC (3)