Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 30 for “"OpenStreetMap"”.
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OSM-CAT: A software application to generate contribution summaries from OpenStreetMap XML
OpenStreetMap (OSM) is currently the most extensive and widely-used example of Volunteered Geographical Information (VGI) available on the Internet. The aim of the OSM project is to provide a free and openly accessible spatial database. The data is provided by volunteers, who collect and contribute …
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Assessing the accuracy of openstreetmap data in south africa for the purpose of integrating it with authoritative data
… CD: NGI topographical database. The data from OpenStreetMap (OSM), which is one the most successful VGI initiatives, was compared to a reference data set provided by the CD: NGI. Corresponding features between the two data sets were compared in order to assess the various quality aspects. The …
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Geração automática de banco de dados para gestão municipal a partir de informação geográfica voluntária exportada da plataforma openstreetmap
… OSM2Diagram para extração de dados da plataforma OpenStreetMap visando a construção de uma base de dados geográfica para a gestão municipal de municípios de pequeno e médio porte, além do desenvolvimento do WebMap OSMCityView. A ferramenta OSM2Diagram possui a capacidade de produzir de modo …
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The codification of local knowledges through digital cartographic artefacts: A Case study of the Humanitarian OpenStreetMap Team in Dar es Salaam, Tanzania.
The Humanitarian OpenStreetMap Team, affectionately known as HOT, worked on mapping the city of Dar es Salaam between 2014 and 2020. The efforts of HOT were designed to not only build a map of the city that would ‘put people on the map’, but to also use these maps to aid in development and …
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Mapjack : a mobile based Wiki for collaborative map making
… citizens to create cartographic data is OpenStreetMap. It has been ten years since OpenStreetMap came into existence and despite generating a large corpus of user contributed cartographic data, significant gaps still exist between countries that have poor access to internet and computers …
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Essays on the impact of digital information on innovation
… program on shaping innovative activity on OpenStreetMap, a popular online street-mapping community similar to Wikipedia, and used widely on the internet in applications like Foursquare, Apple Maps and Uber. I focus on an error in the use of TIGER information on OpenStreetMap due to which …
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The Imperfect Question of Stadium Development: A Typology of Contemporary Development and Strategies for a Sustainable Future
… development, public space, and parking. Using OpenStreetMap data and American Community Survey estimates, this project uses GIS analysis to develop a typology of contemporary NFL stadium developments. Using illustrative case studies informed by this analysis, site visits, and pre-existing …
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Ecologies of digital mapping: Open source communities and grassroots maps
… to study three communities: Humanitarian OpenStreetMap Team (HOT), OpenStreetMap (OSM), and Public Lab. While Habermas’ work influences the slate of methods, Susan Leigh Star’s conceptualization of ecologies and Michael Burawoy’s extended case method equally inform it. The dissertation is …
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Automatic mesh representation of urban environments
… in MATLAB, uses geospatial data available from OpenStreetMap and United States Geological Survey repositories, and incorporates Triangle - a popular two-dimensional Delaunay triangulation software - to develop the mesh. For the cityscape component, the facades of the buildings are meshed as …
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BIG-THICK DATA GENERATION VIA LIFE SEQUENCES
… Two (SU2) dataset with the Trentino region OpenStreetMap (OSM) dataset to construct students’ life sequences. The observation contexts in these life sequences unified the reference context populated by the OpenStreetMap data of the Trentino region with the personal contexts populated by the …
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MapLite : autonomous navigation in rural environments without detailed prior maps
… a sparse publicly available topometric map (from OpenStreetMap). The onboard sensors are used to segment the road region and register the topometric map in order to fuse the high-level navigation goals with a variational path planner in the vehicle frame. This enables the system to plan …
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Enriquecendo bases de dados geoespaciais oficiais: uma abordagem híbrida para integração de topônimos colaborativos validados com inteligência artificial
… plataformas de mapeamento colaborativo, como o OpenStreetMap (OSM), oferecem um fluxo contínuo e dinâmico de topônimos baseados no conhecimento local de voluntários. Contudo, a integração confiável desses dados em produtos oficiais carece de métodos sistemáticos para avaliar qualidade e validade …
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Vulnerability to jökulhlaup hazards: A case study of the Þjórsá floodplain, Southern Iceland
… as well as from Statistics Iceland, OpenStreetMap, the National Land Survey of Iceland and the Icelandic Institute of Natural History. Visualisation of risk and vulnerability as a communication tool is discussed. Vulnerability depends on a wide range of factors, ranging from social …
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Personalized route generation for Mountain Biking cycling based on the user’s profile
… mapping data from the collaborative mapping tool OpenStreetMap(OSM), which was also used to select Points Of Interest (POI) relevant to the activity. An Integer Linear Programming model was developed to select sets of segments considering user preferences for terrain difficulty, elevation in the …
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Contributions to Big Geospatial Data Rendering and Visualisations
… company, and the global open mapping project of OpenStreetMap. The data is combined to produce additional terrain data where data is missing from the high resolution data sources of LiDAR by utilising interpolated Ordnance Survey data. Where data is missing from LiDAR, the same interpolation …
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Understanding Urban Vibrancy and Third Places: A Computational Study of the Social Life of Cities Through Multi-Source Digital Trace Data
… phone Call Detail Records, app usage data, OpenStreetMap features, and street-level imagery,the thesis develops a series of complementary empirical studies examining gendered activity patterns, national-scale behavioural structures, and the visual and perceptual characteristics of urban …
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Wegpunktnavigation für Fußgänger auf Basis von standardisierten Geodateninfrastrukturen
… der Geodateninfrastruktur wurde als Datenquelle OpenStreetMap verwendet, da diese Daten frei nutzbar sind. Als Nachteil ist zu nennen, dass einige Daten nicht korrekt sind, da die Daten von unprofessionellen, freiwilligen Personen erfasst werden. Diese Daten stehen als Shapefile zur Verfügung, so …
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GIS-based accessibility modelling as a means of evaluating geospatial data usability
… geographic information (VGI) network data from OpenStreetMap (OSM), and observations made as to their usability, while addressing cross-cutting topical themes, such as examining different sources of locational representation, different sources of network representation, and questioning the …
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A methodological Investigation of the 15-Minute City (15-MC) studies
… heavy reliance on open-source datasets, such as OpenStreetMap (OSM), which are often criticized for their limited point of interest (POI) data quality, and 2. The tendency to compute access uniformly across different sociodemographic groups, without taking into account how different internal and …
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