Listar por tema "Geographic Information Science"

Mostrando ítems 1-20 de 69

    • openAccess   3D Building Change Detection on the basis of Airborne Laser Scanning Data 

      Korzeniowska, Karolina; Pfeifer, Norbert AGILE Digital Editions (2014-06)
      The paper presents the possibility to use airborne laser scanning (ALS) for building change detection. For the analysis data was gathered during two campaigns: 2003 and 2011. As research area we chose a test site covering ...

    • openAccess   A flexible framework for assessing the quality of crowdsourced data 

      Meek, Sam; Jackson, Mike J.; Leibovici, Didier G. AGILE Digital Editions (2014-06)
      Crowdsourcing as a means of data collection has produced previously unavailable data assets and enriched existing ones, but its quality can be highly variable. This presents several challenges to potential end users that ...

    • openAccess   A geometric configuration ontology to support spatial querying 

      Stock, Kristin AGILE Digital Editions (2014-06)
      A number of ontologies of spatial relations have been defined in the literature, but most of these are either confined to a small subset of relations, or focussed on language expressions, and not specified geometrically. ...

    • openAccess   A Spatial Approach to Surveying Crime‐problematic Areas at the Street Level 

      Mburu, Lucy Waruguru; Zipf, Alexander AGILE Digital Editions (2014-06)
      Reaching far beyond the realm of geography and its related disciplines, spatial analysis and visualization tools now actively support the decision-making processes of law enforcement agencies. Interactive mapping of crime ...

    • openAccess   Agile access to sensor network 

      Trilles, Sergio; Belmonte-Fernández, Óscar; Díaz Sánchez, Laura; Huerta, Joaquin AGILE Digital Editions (2014-06)
      The work in this paper aims at increasing the interoperability and improving accessibility of data provided by sensor networks. This way, this data can be employed by different devices and with diverse context requirements, ...

    • openAccess   An algorithm for segmenting a feature set into equitable regions 

      Hossain, Imran; Reinhardt, Wolfgang AGILE Digital Editions (2014-06)
      A set of geographic features of the same class representing a geographic area is often required to be divided in to several subsets/regions so that the sum of a numeric attribute of the features in each subset/region ...

    • openAccess   Analysing spatiotemporal patterns of antibiotics prescriptions 

      Hutka, Luise; Bernard, Lars AGILE Digital Editions (2014-06)
      The emergence of antibiotic resistances due to antibiotic residues in urban sewage systems is becoming an increasingly important issue. This paper presents a model for the spatiotemporal analysis of antibiotic inputs to ...

    • openAccess   Applying a CA-based model to explore land-use policy scenarios to contain sprawl in Thessaloniki, Greece 

      Lagarias, Apostolos; Prastacos, Poulicos AGILE Digital Editions (2014-06)
      This study addresses the issue of urban sprawl through the application of a Cellular Automata (CA) based model in the area of Thessaloniki, Greece. To link macro-scale to micro-dynamic processes the model integrates a ...

    • openAccess   Assessment of the integration of geographic information in e-government policy in Europe 

      Vancauwenberghe, Glenn; Vandenbroucke, Danny; Crompvoets, Joep; Pignatelli, Francesco; Boguslawski, Raymond AGILE Digital Editions (2014-06)
      The integration of geographic information and services in a broader e-government context can be considered as a necessary condition for realising the full potential of Spatial Data Infrastructures (SDIs). In recent years, ...

    • openAccess   Augmented reality and GIS: On the possibilities and limits of markerless AR 

      Schmid, Falko; Langerenken, Daniel AGILE Digital Editions (2014-06)
      The application of Augmented Reality (AR) in the geo-spatial domain offers huge potentials: AR can visualize invisible properties of spatial entities, can display historic data for them, or can help in finding places. ...

    • openAccess   Cadastral data integration through Linked Data 

      Saavedra, Jhonny; Vilches-Blázquez, Luis M.; Boada, Alberto AGILE Digital Editions (2014-06)
      Cadastral data is one of the more important types of geospatial data. Taking into account the importance of these data, several international bodies have worked for creating a standardised model for land administration. ...

    • openAccess   Capability of movementfeatures extracted fromGPS trajectoriesforthe classification of fine‐grained behaviors 

      Soleymani, Ali; Van Loon, E. Emiel; Robert, Weibel AGILE Digital Editions (2014-06)
      Recent advances in tracking technologies provide an unprecedented opportunity for a better understanding of animal movement. Data from multiple sensors can be used to capture crucial factors deriving the behaviors of the ...

    • openAccess   Characteristics of Citizen-contributed Geographic Information 

      Spyratos, Spyridon; Lutz, Michael; Pantisano, Francesco AGILE Digital Editions (2014-06)
      Current Internet applications have been increasingly incorporating citizen-contributed geographic information (CCGI) with much heterogeneous characteristics. Nevertheless, despite their differences, several terms are often ...

    • openAccess   Comparative study of Land Use/Cover classification using Flickr photos, satellite imagery and Corine land cover database 

      Estima, Jacinto; Fonte, Cidália C.; Painho, Marco AGILE Digital Editions (2014-06)
      Volunteered Geographic Information has been increasing exponentially over the last years, capturing the attention of the scientific community. Researchers have been very active exploring a vast amount of initiatives and ...

    • openAccess   Comparing Knowledge-Driven and Data-Driven Modeling methods for susceptibility mapping in spatial epidemiology: a case study in Visceral Leishmaniasis 

      Rajabi, Mohammadreza; Mansourian, Ali; Pilesjö, Petter; Hedefalk, Finn; Groth, Roger; Bazmani, Ahad AGILE Digital Editions (2014-06)
      The aim of this study is to compare knowledge-driven and data-driven methods for susceptibility mapping in spatial epidemiology. Our comparison focuses on one of the arguably most important requisites in such models, namely ...

    • openAccess   Cropland capture: A gaming approach to improve global land cover 

      See, Linda; Sturn, Tobias; Fritz, Steffen; McCallum, Ian; Salk, Carl AGILE Digital Editions (2014-06)
      Accurate and reliable information on global cropland extent is needed for a number of applications, e g. to estimate potential yield losses in the wake of a drought or for assessing future scenarios of climate change on ...

    • openAccess   Crowdsourced-based mapping of historical west-to-east routes from the textual accounts of European Travelers 

      Ebadi, Mehdi; Bakillah, Mohamed; Arsanjani, Jamal Jokar AGILE Digital Editions (2014-06)
      Through the centuries, numerous travellers and orientalists visited Persia (Iran) and described the country and its inhabitants in their travel writings. These travel accounts comprise valuable historical information about ...

    • openAccess   Data Scarcity or low Representativeness?: What hinders accuracy and precision of spatial interpolation of climate data? 

      Bhowmik, Avit Kumar; Costa, Ana Cristina AGILE Digital Editions (2014-06)
      Data scarcity is a major scientific challenge for accuracy and precision of spatial interpolation of climatic fields, especially in climatestressed developing countries. Methodologies have been suggested for coping up ...

    • openAccess   Design ofthe Data Transformation Architecture forthe INSPIRE Data Model Browser 

      Belussi, Alberto; Migliorini, Sara; Cipriano, Piergiorgio; Negri, Mauro; Pelagatti, Giusseppe AGILE Digital Editions (2014-06)
      The INSPIRE directive requires that inside a Spatial Data Infrastructure (SDI) data are provided using a model compliant with the INSPIRE Data Model (IDM). Therefore, one of the main issues during the implementation of an ...

    • openAccess   ELF GeoLocator Service 

      Latvala, Pekka; Lehto, Lassi; Kähkönen, Jaakko AGILE Digital Editions (2014-06)
      This paper describes the implementation of a gazetteer service, GeoLocator, developed in the project ‘European Location Framework’ (ELF). The GeoLocator service contains data from the INSPIRE/ELF themes Geographical Names, ...