Figure 2 Results on innovative contribution of the paper
Related Figures (4)
The articles obtained through the Scopus search were 2050. Among these 2050 articles, only 70 papers were selected after the reading of the full text and according to the exclusion criteria previously defined. Most of the selected articles, equal to 66%, were presented at international conferences and were mainly published on Procedia CIRP (10 papers), ACM International Conference Proceedings Series (9 papers) and Procedia Manufacturing (5 papers); whereas the remaining 34% have been published in the peer-reviewed journals, mainly Computers and Industrial Engineering (4 papers); Robotics and Computer-Integrated Manufacturing (4 papers) and Computers in Industry (3 papers). The number of papers for each year shows evident growth, demonstrating the growing interest in this topic (Fig. 1). Until 2019, the prevalence of papers published as conference proceedings can be observed but since the last year, the articles published in international journals have been increasing. Table 1. List of keywords selected for the purpose of the paper. 3. Results characteristics, technical specifications, types of applications, advantages and disadvantages were investigated. Subsequently, the interaction with the operator was evaluated for each of the individual technologies. Table 2. Classification of papers according to the taxonomy of Romero et al. 2016. Fig. 3. Presence of different operator’s typologies in the selected papers over the years.
