scholarly journals Combining ground penetrating radar and seismic surveys in the assessment of cultural heritage buildings: The study of roofs, columns, and ground of the gothic church Santa Maria del Mar, in Barcelona (Spain)

2019 ◽  
Vol 26 (4) ◽  
pp. e2327
Author(s):  
Vega Perez-Gracia ◽  
Sonia Santos-Assunçao ◽  
Oriol Caselles ◽  
Jaime Clapes ◽  
Viviana Sossa
Author(s):  
Alessandro Fedeli ◽  
Matteo Pastorino ◽  
Andrea Randazzo

Ground Penetrating Radar (GPR) systems arenowadays standard inspection tools in several application areas, such as subsurface prospecting, civil engineering and cultural heritage monitoring. Usually, the raw output of GPR isprovided as a B-scan, which has to be further processed inorder to extract the needed information about the inspectedscene. In this framework, inversescattering-based approachesare gaining an ever-increasing interest, thanks to their capabil-ities of directly providing images of the physical and dielectricproperties of the investigated areas. In this paper, some advances in the development of such inversion techniques in theGPR field are revised and discussed.


Geosciences ◽  
2020 ◽  
Vol 10 (8) ◽  
pp. 307
Author(s):  
Marilena Cozzolino ◽  
Andrea Di Meo ◽  
Vincenzo Gentile ◽  
Paolo Mauriello ◽  
Enza Zullo

Protection and conservation are not feasible without a deeper knowledge of the cultural heritage of the subject of intervention. A careful analysis of documentation, a detailed visual inspection of surfaces, and a systematic diagnosis of the inner properties are the basis for planning preventive strategies of restoration. Digital noninvasive techniques represent an advantageous tool with useful outputs to estimate the state of health of cultural heritage in order to minimize the progress of degradation. This paper deals with a 3D metric survey through photogrammetry and ground-penetrating radar (GPR) tests applied to the study of the trapezophoros with two griffins attacking a doe of Ascoli Satriano, a masterpiece of ancient art that needs to be protected. This work provided information on both visible and hidden defects, such as numerous cracks that affect the sculpture.


2012 ◽  
Vol 10 (1) ◽  
pp. 77-87 ◽  
Author(s):  
Vega Pérez-Gracia ◽  
Ramón González-Drigo ◽  
Roger Sala

Heritage ◽  
2018 ◽  
Vol 1 (1) ◽  
pp. 163-170 ◽  
Author(s):  
Pier Barone ◽  
Carlotta Ferrara

Moisture damage is the most critical issue regarding the preservation and integrity of cultural heritage sites. The electromagnetic (EM) sensitivity to the presence of moisture, in both soils and structural materials, is a well-known phenomenon. Thereby, studying the EM response to the presence of moisture, in order to prevent the damages done to sites of cultural heritage, is a well-established method. This paper will discuss the ability of a geophysical non-destructive technique (NDT), present in a Ground Penetrating Radar (GPR) system, to investigate a very precious building in Rome that is affected by a moisture problem (the Turkish Room at Villa Medici). This geophysical instrument is able to locate and estimate the extent of water ingression, which can aid in the development of restoration plans before permanent damage occurs. The main objective of this paper is to help restorers understand the related hazards, due to the presence of moisture in the wall structures, in real-time and to rapidly and non-invasively develop strategies for the preservation of cultural heritage sites.


Author(s):  
V. Barrile ◽  
G. Bilotta ◽  
G. M. Meduri ◽  
D. De Carlo ◽  
A. Nunnari

In this study, using technologies such as laser scanner and GPR it was desired to see their potential in the cultural heritage. Also with regard to the processing part we are compared the results obtained by the various commercial software and algorithms developed and implemented in Matlab. Moreover, Virtual Reality and Augmented Reality allow integrating the real world with historical-artistic information, laser scanners and georadar (GPR) data and virtual objects, virtually enriching it with multimedia elements, graphic and textual information accessible through smartphones and tablets.


Author(s):  
V. Pérez ◽  
F. García ◽  
J. Clapés ◽  
R. Osorio ◽  
J. O. Caselles ◽  
...  

2016 ◽  
Vol 5 (2) ◽  
pp. 541-550 ◽  
Author(s):  
Loredana Matera ◽  
Raffaele Persico ◽  
Edoardo Geraldi ◽  
Maria Sileo ◽  
Salvatore Piro

Abstract. This paper describes a geophysical investigation conducted into two important churches, namely the Cathedral of Santa Maria Assunta and the Church of Santa Croce, both in Gravina in Puglia (close to Bari, southern Italy). The Church of Santa Croce, now deconsecrated, lies below the cathedral. Therefore, the two churches constitute a unique building body. Moreover, below the Church of Santa Croce there are several crypts, which are only partially known. The prospecting was performed both with a pulsed commercial ground penetrating radar (GPR) system and with a prototypal reconfigurable stepped frequency system. The aim was twofold, namely to gather information about the monument and to test the prototypal system. The GPR measurements have also been integrated with an infrared thermography (IRT) investigation performed on part of the vaulted ceiling in the Church of Santa Croce, in order to confirm or deny a possible interpretation of certain GPR results.


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