Tag recognition: a new methodology for the structural monitoring of cultural heritage
In this paper, a new methodology for measuring the cracking in the field of Structural Health Monitoring (SHM)of cultural heritage, is presented. The minimum invasiveness of this methodology permits to preserve the aesthetic appearance, a fundamental requirement in monitoring of cultural heritage. The core of the acquisition system is composed by two small adhesive tags to be attached on the artwork surface, and a high-resolution camera acquiring images of the tags.