scholarly journals Integration of geomatics methodologies and creation of a cultural heritage app using augmented reality

2019 ◽  
Vol 10 (20) ◽  
pp. 40 ◽  
Author(s):  
Vincenzo Barrile ◽  
Antonino Fotia ◽  
Giuliana Bilotta ◽  
Domenico De Carlo

<p>3D modelling of archaeological and historical structures is the new frontier in the field of conservation science. Similarly, the identification of buried finds, which enhances their multimedia diffusion and restoration, has gained relevance. As such sites often have a high level of structural complexity and complicated territorial geometries, accuracy in the creation of 3D models and the use of sophisticated algorithms for georadar data analysis are crucial. This research is the first step in a larger project aimed at reclaiming the ancient villages located in the Greek area of southern Italy. The present study focuses on the restoration of the village of Africo (RC), a village hit by past flooding. The survey began with a laser scan of the church of St. Nicholas, using both the Faro Focus3D and the Riegl LMS-Z420i laser scanner. At the same time, georadar analyses were carried out in order to pinpoint any buried objects. In the processing phase, our own MATLAB algorithms were used for both laser scanner and georadar datasets and the results compared with those obtained from the scanners’ respective proprietary software. We are working to develop a tourism app in both augmented and virtual reality environments, in order to disseminate and improve access to cultural heritage. The app allows users to see the 3D model and simultaneously access information on the site integrated from a variety of repositories. The aim is to create an immersive visit, in this case, to the church of St. Nicholas.</p><p><strong>Highlights:</strong></p><ul><li><p>Use of different algorithms for registration of terrestrial laser scans and analysis of the data obtained.</p></li><li><p>3D acquisition, processing and restitution methodology from georadar data.</p></li><li><p>Implementation of a tourist app in both virtual and augmented reality by integrating geomatics methodologies.</p></li></ul>

ACTA IMEKO ◽  
2021 ◽  
Vol 10 (1) ◽  
pp. 98
Author(s):  
Valeria Croce ◽  
Gabriella Caroti ◽  
Andrea Piemonte ◽  
Marco Giorgio Bevilacqua

The digitization of Cultural Heritage paves the way for new approaches to surveying and restitution of historical sites. With a view to the management of integrated programs of documentation and conservation, the research is now focusing on the creation of information systems where to link the digital representation of a building to semantic knowledge. With reference to the emblematic case study of the Calci Charterhouse, also known as Pisa Charterhouse, this contribution illustrates an approach to be followed in the transition from 3D survey information, derived from laser scanner and photogrammetric techniques, to the creation of semantically enriched 3D models. The proposed approach is based on the recognition -segmentation and classification- of elements on the original raw point cloud, and on the manual mapping of NURBS elements on it. For this shape recognition process, reference to architectural treatises and vocabularies of classical architecture is a key step. The created building components are finally imported in a H-BIM environment, where they are enriched with semantic information related to historical knowledge, documentary sources and restoration activities.


Gamification ◽  
2015 ◽  
pp. 908-929
Author(s):  
Lucio Tommaso De Paolis ◽  
Egidijus Vaškevičius ◽  
Aušra Vidugirienė

As different means of information visualization become more popular and available both as commercial or open source products, there is an opportunity to use them in the education process by providing students with a larger variety of tools for mastering the required information and skills related to a learning object. The chapter discusses the use of various multimedia tools and edutainment (any entertaining application that has an educational role) in education and e-learning. The need and opportunities of applying 3D models, virtual and augmented reality, and certain means for controlling interactive learning environments are described in detail. Examples of 3D modeling, virtual, and augmented reality applications in history, arts, and medicine (surgery) education are provided.


2020 ◽  
Vol 68 (1) ◽  
pp. 47-67
Author(s):  
Matúš Formanek ◽  
Vladimír Filip ◽  
Adam Hnat

AbstractThis paper maps out the possibilities of using virtual and augmented reality in the context of virtual museums and galleries. In addition to the many advantages that virtual reality offers in new knowledge acquisition and presentation of cultural heritage objects, we also describe some possible disadvantages or problems directly related to this technology. Next, we try to find the answer to whether the presentation of selected objects of cultural heritage through virtual reality brings better results compared to the presentation in a traditional, museal form in the research part of the article. In conclusion, we summarise and present the results of the conducted research based on the statements of 138 students who participated in our testing.


Author(s):  
Isidora Đurić ◽  
Ratko Obradović ◽  
Nebojša Ralević

This paper presents an overview of the use of Augmented Reality in the area of architecture and cultural heritage visualization. The subject of this research are objects that have significant cultural and historical values which, for different reasons, cannot be perceived in their real environment. Using two case-studies, the processes of 3D reconstruction, optimization and AR presentation of the reality models are described in detail. The 3D models are created by using photogrammetry and the AR visualization is performed by using an existing platform for the AR presentation. The aim of the paper is to emphasize the importance of incorporating photogrammetry and augmented reality for the visualization of different types of object features.


Author(s):  
M. Canciani ◽  
E. Conigliaro ◽  
M. Del Grasso ◽  
P. Papalini ◽  
M. Saccone

The development of close-range photogrammetry has produced a lot of new possibility to study cultural heritage. 3D data acquired with conventional and low cost cameras can be used to document, investigate the full appearance, materials and conservation status, to help the restoration process and identify intervention priorities. At the same time, with 3D survey a lot of three-dimensional data are collected and analyzed by researchers, but there are a very few possibility of 3D output. The augmented reality is one of this possible output with a very low cost technology but a very interesting result. Using simple mobile technology (for iPad and Android Tablets) and shareware software (in the case presented “Augment”) it is possible to share and visualize a large number of 3D models with your own device. The case study presented is a part of an architecture graduate thesis, made in Rome at Department of Architecture of Roma Tre University. We have developed a photogrammetric survey to study the Aurelian Wall at Castra Praetoria in Rome. The surveys of 8000 square meters of surface have allowed to identify stratigraphy and construction phases of a complex portion of Aurelian Wall, specially about the Northern door of Castra. During this study, the data coming out of 3D survey (photogrammetric and topographic), are stored and used to create a reverse 3D model, or virtual reconstruction, of the Northern door of Castra. This virtual reconstruction shows the door in the Tiberian period, nowadays it's totally hidden by a curtain wall but, little and significative architectural details allow to know its original feature. The 3D model of the ancient walls has been mapped with the exact type of bricks and mortar, oriented and scaled according to the existing one to use augmented reality. Finally, two kind of application have been developed, one on site, were you can see superimposed the virtual reconstruction on the existing walls using the image recognition. On the other hand, to show the results also during the graduation day, the same application has been created in off-site condition using a poster.


Author(s):  
Giuseppe Conti ◽  
Raffaele De Amicis ◽  
Gabrio Girardi ◽  
Michele Andreolli

The widespread adoption of IT technologies by cultural heritage (CH) has transformed how cultural heritage is presented both to experts and the broad public. In the last few years a large number of multimedia applications, including virtual and augmented reality simulations, have been proposed by researchers and industry alike. However some of these technologies struggle to achieve mass diffusion, most probably due to limitations of their interfaces. Conversely, the recent widespread success of both serious games and mobile applications are laying the foundations for true extensive access to digital information on cultural heritage, creating new possibilities. This chapter illustrates this technological trend, highlighting their potential effects on the public and discussing a number of emerging scenarios of interest for the cultural heritage domain.


Author(s):  
Eleonora Pantano ◽  
Assunta Tavernise

To achieve this goal, the chapter focuses on the use of 3D technologies, on virtual and augmented reality, with emphasis on the stereoscopic Virtual Theatre. These innovative tools support the creation of a global vision of the fragmentary archaeological Calabrian heritage, as well as the possibility to play with the virtual findings as in a videogame, by choosing what to explore and the contents to access. Moreover, these technologies exploit the entertaining components of the systems in order to provide personalized and interactive educational contents.


2018 ◽  
Vol 7 (12) ◽  
pp. 463 ◽  
Author(s):  
Chris Panou ◽  
Lemonia Ragia ◽  
Despoina Dimelli ◽  
Katerina Mania

In this paper, we present the software architecture of a complete mobile tourist guide for cultural heritage sites located in the old town of Chania, Crete, Greece. This includes gamified components that motivate the user to traverse the suggested interest points, as well as technically challenging outdoors augmented reality (AR) visualization features. The main focus of the AR feature is to superimpose 3D models of historical buildings in their past state onto the real world, while users walk around the Venetian part of Chania’s city, exploring historical information in the form of text and images. We examined and tested registration and tracking mechanisms based on commercial AR frameworks in the challenging outdoor, sunny environment of a Mediterranean town, addressing relevant technical challenges. Upon visiting one of three significant monuments, a 3D model displaying the monument in its past state is visualized onto the mobile phone’s screen at the exact location of the real-world monument, while the user is exploring the area. A location-based experience was designed and integrated into the application, enveloping the 3D model with real-world information at the same time. The users are urged to explore interest areas and unlock historical information, while earning points following a gamified experience. By combining AR technologies with location-aware and gamified elements, we aim to promote the technologically enhanced public appreciation of cultural heritage sites and showcase the cultural depth of the city of Chania.


2021 ◽  
Vol 14 (4) ◽  
pp. 1-30
Author(s):  
Doriana Cisternino ◽  
Laura Corchia ◽  
Valerio De Luca ◽  
Carola Gatto ◽  
Silvia Liaci ◽  
...  

The intent of this study is to promote and raise awareness of the Basilica of Saint Catherina of Alexandria in Galatina, a church endowed with such beauty as to be defined as astounding. In this article two technologies were used: Spatial Augmented Reality, better known as videomapping, to valorize the monument and narrate its story through images and sounds; and Augmented Reality, to facilitate the reading and interpretation of the most important frescoes located along all the internal walls of the Basilica. The goal is to create a unique path starting from the Basilica façade and continuing and winding through the interior spaces. One of the most extensive and best conserved cycles of Late Gothic frescoes in all of Europe unfolds on the nave of the church covering every corner, from the keystones down to the floor. An in-depth bibliographic research confirmed the presence of frescoes also on the exterior of the Basilica façade whose traces, however, are no longer visible today. Pietro Cavoti’ s illustrations give an idea of how the façade has changed over the years, before, during, and after the restorations that permanently removed the already faint traces of frescoes. The purpose of this research is to demonstrate how the combined use of these technologies can be considered a valid aid to support the enhancement, fruition, and understanding of a monument that is very important for the cultural heritage sector and a reference point for the local and religious community.


Author(s):  
S. Gonizzi Barsanti ◽  
S. G. Malatesta ◽  
F. Lella ◽  
B. Fanini ◽  
F. Sala ◽  
...  

The best way to disseminate culture is, nowadays, the creation of scenarios with virtual and augmented reality that supply the visitors of museums with a powerful, interactive tool that allows to learn sometimes difficult concepts in an easy, entertaining way. 3D models derived from reality-based techniques are nowadays used to preserve, document and restore historical artefacts. These digital contents are also powerful instrument to interactively communicate their significance to non-specialist, making easier to understand concepts sometimes complicated or not clear. Virtual and Augmented Reality are surely a valid tool to interact with 3D models and a fundamental help in making culture more accessible to the wide public. These technologies can help the museum curators to adapt the cultural proposal and the information about the artefacts based on the different type of visitor’s categories. These technologies allow visitors to travel through space and time and have a great educative function permitting to explain in an easy and attractive way information and concepts that could prove to be complicated. The aim of this paper is to create a virtual scenario and an augmented reality app to recreate specific spaces in the Capitoline Museum in Rome as they were during Winckelmann’s time, placing specific statues in their original position in the 18th century.


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