1. Institute of Telecommunications/Institute of Electronics and Informatics Engineering of Aveiro/Department of Electronics, Telecommunications and Informatics, University of Aveiro, 3810-193 Aveiro, Portugal
2. ERA Arqueologia, Calçada de Santa Catarina, 9C, 1495-705 Cruz Quebrada, Portugal
3. UMAIA, University of Maia, 4475-690 Maia, Portugal
4. ICArEHB, Campus de Gambelas, Universidade do Algarve, 8005-139 Faro, Portugal
5. INESC TEC—Institute for Systems and Computer Engineering, Technology and Science, 4200-465 Porto, Portugal
6. N2i, Polytechnic Institute of Maia, 4475-690 Maia, Portugal
7. Instituto de Ciencias del Patrimonio, Consejo Superior de Investigaciones Científicas, Edificio Fontán, Bloque 4, Cidade da Cultura, Monte Gaias s/n, 15707 Santiago de Compostela, Spain