Dienne Volume 9 Index Volume 9 Editorial Vol. 09 Energy Digital Twin: an HBIM procedure for energy redevelopment in historic buildings Knowledge of historical heritage: between semantics and ontology Machine Learning Experiences for Information Enrichment of HBIM Models: the DECAI Project Documentation of the waterways in the pavia flat land. Experience in detection with SLAM technology for the development of information models HBIM for public administration management. The case study of Palazzo Vitelli alla Cannoniera. Scan-to-HBIM: integrated survey and information modelling for the documentation of structural damage