1. Plum Ltd.Wspolna 19, IgnatkiKleosin16‐001Poland
2. Faculty of Electrical EngineeringBialystok University of TechnologyWiejska 45DBialystok15‐351Poland
3. School of Engineering and Sustainable DevelopmentDe Montfort UniversityThe GatewayLeicesterLE1 9BHUK
4. Department of Industrial and Information Engineering and EconomicsUAq EMC LaboratoryUniversity of L'AquilaI‐67100L'AquilaItaly