21,289 research outputs found

    A conceptual representation for modelling the synchronization process of complex road networks

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    Ponencias, comunicaciones y pósters presentados en el 17th AGILE Conference on Geographic Information Science "Connecting a Digital Europe through Location and Place", celebrado en la Universitat Jaume I del 3 al 6 de junio de 2014

    Visualization of uncertain catchment boundaries and its influence on decision making

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    Ponencias, comunicaciones y pósters presentados en el 17th AGILE Conference on Geographic Information Science "Connecting a Digital Europe through Location and Place", celebrado en la Universitat Jaume I del 3 al 6 de junio de 2014.In this poster, we introduce an on-going project where uncertainty-aware drainage divides were calculated, visualized, and tested as background data for the decision-making process

    Geographic Information Technologies for analysing the digital footprint of tourists

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    Ponencias, comunicaciones y pósters presentados en el 17th AGILE Conference on Geographic Information Science "Connecting a Digital Europe through Location and Place", celebrado en la Universitat Jaume I del 3 al 6 de junio de 2014.As part of a study on the use of the city by visitors, this paper discusses the technical solution adopted in order to analyse and exploit the geo-digital footprint generated by the said visitors using GPS devices

    The CartoCiudad gamble on Open Source and value-added services

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    Ponencias, comunicaciones y pósters presentados en el 17th AGILE Conference on Geographic Information Science "Connecting a Digital Europe through Location and Place", celebrado en la Universitat Jaume I del 3 al 6 de junio de 2014.CartoCiudad is a seamless cartographic database all over Spain where all road network is topologically structured and connected. This database, built from data managed by public organizations, is the result of harmonization and integration of official digital cartography and information produced by the main stakeholders of Geographical Information in Spain

    Workforce Demand Assessment to Shape Future GI-Education – First Results of a Survey

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    Ponencias, comunicaciones y pósters presentados en el 17th AGILE Conference on Geographic Information Science "Connecting a Digital Europe through Location and Place", celebrado en la Universitat Jaume I del 3 al 6 de junio de 2014.Geographic Information Science & Technology (GIS&T) is constantly evolving in scientific and technological terms. In 2006 the GIS&T Body of Knowledge (BoK) initiative has provided a domain inventory that serves as a structured basis for curriculum development. The content and structure of the BoK are currently undergoing revision. One of the projects addressing an update of the BoK is the project Geographic Information: Need to Know. In this project an assessment of current and future workforce demand and educational supply in the geographic information (GI) domain provide the basis for revising the BoK. This article reports on first results from a survey regarding GI workforce demand in Europe. People working in the GIS&T domain were asked to rate BoK knowledge areas related to their relevance in a professional working context. These ratings are differentiated by types of organizations and educational backgrounds of respondents. The report is rounded off with an outlook to the results on future competences identified by respondents

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

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    Ponencias, comunicaciones y pósters presentados en el 17th AGILE Conference on Geographic Information Science "Connecting a Digital Europe through Location and Place", celebrado en la Universitat Jaume I del 3 al 6 de junio de 2014.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, many European countries have started taking actions and initiatives to integrate geographic information in e-government policy. This paper provides an analysis of these actions and initiatives, focusing on the non-technological aspects, such as the development of strategies, the establishment of coordination structures and the implementation of data policies. The analysis shows that several European countries are aware of the need to integrate geographic information in e-government and are taking different types of actions towards a coordinated and integrated ‘information’ policy. However, in none of the European countries that were examined is geographic information fully integrated in e-government policy, and in some countries the integration of location information in e-government is even not considered as a priority

    ELF GeoLocator Service

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    Ponencias, comunicaciones y pósters presentados en el 17th AGILE Conference on Geographic Information Science "Connecting a Digital Europe through Location and Place", celebrado en la Universitat Jaume I del 3 al 6 de junio de 2014.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, Administrative Units and Addresses. The functionalities of the service include geocoding, administrative unit-limited geocoding, fuzzy geocoding, reverse geocoding and administrative unit-limited reverse geocoding

    Using Ambient Geographic Information (AGI) in Order to Understand Emotion & Stress within Smart Cities

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    Oliveira, T. H., & Painho, M. (2015). Using Ambient Geographic Information (AGI) in Order to Understand Emotion & Stress within Smart Cities. In F. Bação, M. Y. Santos, & M. Painho (Eds.), AGILE 2015 : 18th AGILE International Conference on Geographic Information Science: Geographic Information Science as an Enabler of Smarter Cities and Communities AGILE.Since one of the main ambitions of a smart city is to improve urban functions and provided services, it is often perceived as a living urban fabric, in which connected urban citizens, acting as active sensors, have the capacity to contribute even more efficiently to the spatial intelligence of cities. This “immaterial” dimension is related with the need that smart cities have to assess their citizen’s feelings, perception and well-being, giving rise to an emotion-aware city. Mapping emotion builds on a tradition of studies in cognitive mapping, evaluative mapping, environmental preference and environmental affect, adding an approach in which people experience, evaluate and describe their environment “in situ” through social media. This paper aims to present an Ambient Geographic Information (AGI) approach to assemble geo-tagged data from Twitter, Flickr, Instagram and Facebook related with people’s perception and feelings regarding Lisbon (Portugal), and therefore characterize its emotional dimension, by comparing these subjective observations with objective measurements (such as socio-demographic statistics, questionnaires and data retrieved from biometric sensors). With this vision of a smart city, that is capable to interpret and harnessing the emotional states of its citizens, it is essential to find new methods and techniques to sensing affect in an urban context.publishersversionpublishe

    Latest Developments and activities in the Spanish NSDI

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    Ponencias, comunicaciones y pósters presentados en el 17th AGILE Conference on Geographic Information Science "Connecting a Digital Europe through Location and Place", celebrado en la Universitat Jaume I del 3 al 6 de junio de 2014.The Spanish NSDI Geoportal was opened on June 2004 and has evolving continuously with the support of a healthy collaborative community composed by public and private sector, academia and citizens. INSPIRE Directive has been transposed in Spain by means of Law 14/2010, LISIGE, the Law of Spanish Geographic Information Services and Data, which establishes a national coordination structure based on the High Geographic Council as umbrella organization embracing the Spanish Geographic Information Infrastructure Managing Board and a set of Technical Working Groups (TWGS). The TWG on Monitoring and Reporting has been coordinating this task since 2010. In this communication a brief summary of the state of the play of the project is provided, including achievements, conclusions, lessons learnt and good practices, giving special attention to and the process of monitoring and reporting

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

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    Ponencias, comunicaciones y pósters presentados en el 17th AGILE Conference on Geographic Information Science "Connecting a Digital Europe through Location and Place", celebrado en la Universitat Jaume I del 3 al 6 de junio de 2014.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 trying to develop methodologies and possible real applications for this new source of geographic information. Land Use/Cover production is one of the areas where this type of geographic information might be very useful. In this paper we evaluate if geo-referenced and publicly available photos from the Flickr initiative can be used as a source of geographic information to help Land Use/Cover classification. Using the Corine Land Cover nomenclature, we compare the classification obtained for selected photo locations, against the classification obtained from high resolution satellite imagery for the same locations. We conclude that this source cannot be used alone for the purpose of Land Use/Cover classification but we also believe that it might contain helpful information if combined with other sources
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