1. Instituto Politécnico de Bragança,Research Centre in Digitalization and Intelligent Robotics (CeDRI),Bragança,Portugal
2. Federal Center for Technological Education Celso Suckow da Fonseca,Rio de Janeiro,RJ,Brazil
3. Hanze University of Applied Sciences,Sensors and Smart Systems group,Groningen,the Netherlands
4. Hochschule Bremen City University of Applied Sciences
5. INESC Technology and Science,Porto,Portugal