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Publications (44)
In this paper the results of some surveys carried out in an area of Apulian territory affected by serious environmental hazard are presented. Unmanned Aerial Vehicles (UAV) are emerging as a key engineering tool for future environmental survey tasks. UAVs are increasingly seen as an attractive low-cost alternative or supplement to aerial and terres...
In this paper the results of some surveys carried out in an area of Apulian territory affected by serious environmental hazard are presented. Unmanned Aerial Vehicles (UAV) are emerging as a key engineering tool for future environmental survey tasks. UAVs are increasingly seen as an attractive low-cost alternative or supplement to aerial and terres...
The present work deals with the assessment and management of environmental risk conditions in a typical costal area of Southern Italy. This area, located in the Salento peninsula, is subject to recurrent widespread instability phenomena due to the presence of steep rocky cliffs. Along the coast there are numerous beach resorts that are very crowded...
In this paper the results of UAV surveys carried out in two areas of Apulian territory affected by
serious environmental hazard are presented. The survey has been carried out with an “esacopter”
equipped with a CANON EOS 550D and a GNSS satellite positioning system. The first study area
is an ancient Aragonese watchtower of the seventeenth century,...
The new survey techniques allow for a more detailed depiction of the characteristics of the cultural heritage of which our country is so rich. Unmanned Aerial Vehicles (UAV) are emerging as a key engineering tool for future environmental survey tasks. UAV aerial imagery offers both timely (on demand) and more detailed (higher resolution) informatio...
Il presente lavoro ha lo scopo di mettere a confronto le diverse tecniche e metodologie per il rilievo di una cava in pietra calcarea situata nel territorio del comune di Turi (BA) descrivendone le precisioni e le accura-tezze ricavate, le difficoltà incontrate e gli accorgimenti operativi adottati, con particolare cenno ai costi so-stenuti. Il lav...
Abstract
The present study deals with a very important but not very well-known cultural heritage area, which is
located in Southern Italy, in the municipality of Ascoli Satriano (in the Foggia province). The area
represents the vestige of one of the principal settlements of the Daunian peoples (VI-IV century B.C.).
In this area, the Carapelle Valle...
The use of thermal remote sensing to estimate the phenomenon of urban heat islands (UHI) and development of climate anomalies in urban context represents a consolidated approach. In the current scientific literature a widespread case studies were focused on the estimation of the relationship between features related to the urban environment and the...
As demonstrated by the phenomenon of the Urban Heat Island (Oke, 1973), human activities, changes in land use, progressive permeabilization with the consequent evapotranspiration reduction, make the city temperature values higher than in the countryside. This study aims to analyze the relationships between temperature and a series of urban paramete...
In the last years the topic of Environmental monitoring has raised a particular importance, also according to minor short-term stability and predictability of climatic events. Facing this situation, often in terms of emergency, involves high and unpredictable costs for public Agencies.
Prevention of damages caused by natural disasters does not reg...
The advantages of Remote Sensing for the knowledge of environmental dynamics are widely ascertained by scientific community. Spatial synchronization and temporal resolution of large areas have meaningfully improved quantity and quality of satellite imagery which have assumed an important role in the field of environmental monitoring. Nevertheless,...
The integration of different methodologies and simplification of procedures is surely one of the most important current themes in survey techniques for researching cultural heritage, especially for architectural heritage. The traditional methods for the metric survey of an architectural building (including micro geodesy and the stereophotogrammetri...
This paper represents a survey of the state of art reached in 3D Face Recognition frameworks and show some different approaches developed and tested by its authors. We have designed a strong algorithm that is based on genetic algorithms, Principal Component Analysis (PCA) and face geometry assumptions, for head pose normalization of 3D scanned face...
Change detection techniques are widely diffused to derive basic information in the analysis of land cover transformations. Some difficulties in multi-date imagery treatment persist in remote sensing applications because of errors due to noise, to environmental conditions and to geometric and radiometric distortions introduced during the acquisition...
Control of movements and deformations is based on the comparison between
surveys repeated in different times and in particular on the determination of a
certain number of points. The topographical method represents one of the
possible solutions in order to reach such an aim. A control network is constituted
by reference points (located in stable zo...
With this study the Laser data acquisition and handling applied on a suggestive Italian Architectural Heritage was executed, in order to allow next complex spatial processing in 3D GIS visualization environments for the management and divulgation of information on Cultural Heritage. The site test is represented by the "Convicinio of S. Antonio" (XI...
The 3D geographic information has now become fundamental in the analysis and prevention of many environmental problems. For some application fields the simple 3D data visualization is required, but the 3D complex objects can be considered as a great aid in territorial analysis connected to specific areas, for instance the management of territorial...
Land cover exerts a great influence on many basic environmental processes and consequently any transformation in it may have a marked impact on the environment from the local to the global scales. In multidisciplinary research contexts, satellite remote sensing offers opportunities both to evaluate the effects of these processes and to provide one o...
The research proposes the investigation of automatic methods, in order to prepare next Change detection techniques for environmental risk monitoring, executable on satellite data that are heterogeneous for spatial and spectral resolution. Homogenization and registration in an unique digital information environment, with the identification and quant...
SUMMARY The innovations made in the Italian "Pregeo 8" specifications and, particularly, the adoption of the G. P. S. system, with the introduction of altimetric information, would enable the possibility to use the cadastral data-base as basic support for the development of GIS at local scale. Some problems would arise if the uncertainty connected...
The opportunity to use high spatial resolution satellite images allows remote sensing scientists to experiment several approaches in order to generate always best classification results and final thematic maps. At present, it is not yet defined, among classification methods and available satellite data, which are the best ones to create an enough a...
The necessity to get positioning in the most precise way and in the briefest time assumes great importance either in the navigational field or in the geodetic surveys. The GPS system is really the most proper tool to meet such expectations. The purpose of DGPS is, essentially, to transform the absolute positioning of a point (fixed or mobile) in a...
The use of satellite data, aimed at retrieving environmental and territorial information, has driven researchers to solve the problem of the geometric rectification in a determined reference system, by seeking suitable planimetric or altimetrical correction techniques. At the same time, recent diffusion of metric and sub-metric data has extended sc...
The paper describes how to use the modern techniques of surveying founded on the GPS satellite systems and digital high precision levelling for the planning and the realization of control networks, as well as how to define a method to calculate deformations in the presence of small horizontal movements or vertical sinkings, based on the Bayesian in...
Using the most recent survey techniques of an Architectural or Monumental Heritage, this study investigates problems on three-dimensional modelling in order to develop and to promote vision metrology. Treatment of different survey techniques aims at defining, in a systematic way, their own distinct procedures and, meanwhile, investigating numerous...
The growing use of Geographic Information Systems (GIS) has led to new research opportunities in the application of satellite imagery to urban analysis. The information content of such images is a function of the combined influence of the radiometric, spatial, and spectral resolution of the sensor. The different bands of satellite sensors are recor...
The paper describes an automated system for classifying land use on a local scale, integrating remote sensing and GIS data, with an aim of extracting meaningful information for performing spatial analysis in urban contexts. First, the background in the extraction of contextual information from fine spatial resolution satellite imagery in an integra...
The 3D geographic information and virtual reality have now become fundamental in the analysis and prevention of many environmental problems and in the documentation of Cultural Heritage. In many application fields, such as virtual tours museums and so on, the simple 3D data visualization is required, but the 3D complex objects with metric data can...
The present study investigate the possibility to build a three-dimensional model of an Architectural Heritage with the tools of the digital Photogrammetry and with metric survey of Laser Scanning, in order to develop and to promote vision metrology. They've been realized different survey campaigns with Nikon D100 semi-metric camera and with Laser S...