Cramér–Rao lower bound 1 EEG sensors 1 History of engineering & technology 1 IIoT IOTA tangle 1 Industry 4.0 1 LCA 1 LPS 1 SDG 11 1 SDG 9 1 TDOA 1 Technology: general issues 1 application 1 approaches 1 artificial vision 1 asynchronous 1 conceptual framework 1 cramer rao lower bound 1 data 1 deep learning 1 genetic algorithms 1 geometric deep learning 1 heteroscedasticity 1 hyperboloids 1 indoor air quality 1 industrial optical quality inspection 1 industry 4.0 1 lean management 1 localization 1 long-term monitoring benefits 1