Christodoulos Psaltis

Learn More
0198-9715/$ see front matter 2008 Elsevier Ltd. A doi:10.1016/j.compenvurbsys.2008.09.010 * Corresponding author. E-mail addresses: cioannid@survey.ntua.gr (C. I ntua.gr (C. Potsiou). The problem of informal settlements is of significant importance and has similar causes worldwide. In Greece, such buildings are relatively well built and number nearly(More)
This paper presents an automatic, close-range photogrammetric process developed to measure point-wise 2D deformations of a concrete beam during a loading experiment. Required accuracy was better than 1 mm. A non-contact method is proposed, which is simple to implement and provides almost online results that meet the accuracy requirements fully. This(More)
This paper presents the main operations and technologies implemented in the framework of the EU funded COSMOS project. COSMOS introduces an advanced web repository which allows teachers and students to search, retrieve, access educational content and re-use educational material for creating earning activities through a specifically designed web interface(More)
This paper presents the main operations and technologies implemented in the framework of the EU funded COSMOS project. COSMOS introduces an advanced web repository which allows teachers and students to search, retrieve, access educational content and re-use educational material for creating earning activities through a specifically designed web interface(More)
  • 1