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An ontologyAn ontology--based system for based system for visual impact assessment of transport visual impact assessment of transport
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
visual impact assessment of transport visual impact assessment of transport infrastructures in the landscape infrastructures in the landscape
M. Rincón, O. Sánchez, S. Timón, A. Ramírez, M. Rincón, O. Sánchez, S. Timón, A. Ramírez, A. Alonso and J.A. MartínA. Alonso and J.A. Martín--CaroCaro
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A. Landscape variable in environmental impactassessment studies. Informative studies.
visual impact assessment visual impact assessment
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
B. Mitigation measuresProject drafting
C. Landscape restoration works. Specificprojects intervening on the landscape.
visual impact assessment visual impact assessment
EIA-LVIA: Institute of Environmental Assessment, The Landscape Institute, 2012: Guidelines for landscape and visual impact assessment. Third edition, (consultation draft).
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
LCA: Swanwick, C., 2002: Landscape Character Assessment. Countryside Agency and Scottish natural Heritage.
FHWA VIA: FHWA Office of Environmental Policy, 1988: Visual Impact Assessment for Highway Projects. US Department of Transportation.
Landscape description in visual termsLandscape description in visual terms
landform
colortexture line form
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Vegetation
manmade
water
Patterncharacter
Patternelements
Visual landscape analysis and assesmentVisual landscape analysis and assesment
Visual quality
Fragility
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Visual impact of transport infraestructures
Environmental impact of transport infraestructures
Fragility
Cartography Images, Photographs Statistics
Visual impact assessment
Software Software applicationapplication forfor visual visual impactimpact assessmentassessment
merge
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Evaluación del Impacto Visual
Observersensibility
Observerresponse
Observerexposition
Visualimpact
Visualquality
Patternelements
Patterncharacter
Visualcharacter
Resourcechange
Visual impact assessment
Requirements
• Modularity and decopling of resources
• Optimize relation between
Solutions• Components are separatedly
implemented (Ontologies, Client, Server, DB, ...)
• Separate computing from visualization
System Requirements and SolutionsSystem Requirements and Solutions
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
• Optimize relation betweenlatency and computational cost
• GIS processing and visualization
• Multi-platform
• User-friendly and agile interface
• Separate computing from visualization
• GIS Processing -> WPS• GIS Visualización -> web, WMS/WFS
• Standard formats (XML)
• State of the art paradigms and UI Frameworks
Pagus System architecturePagus System architecture
Server(Vaadin)
OpenLayers
Web ClientWMS/WFS
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Movile client
WPS
WOS
Pagus System functional modulesPagus System functional modules
• Project management.
• Cartographic data management.
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
• GIS-based fragility assessment
• Viewpoint visual analysis
• Visual impact assessment
Visual Visual ImpactImpact AssessmentAssessment
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
View Point Selection
Visual Visual ImpactImpact AssessmentAssessment EditorEditor
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Viewpoint in terrain map
Visual Visual ImpactImpact AssessmentAssessment EditorEditor
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Map informationof the selected viewpoint
Viewpoint in Fragility map
Visual Visual ImpactImpact AssessmentAssessment EditorEditor
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Cover edition
Attribute assessment
Visual Visual ImpactImpact AssessmentAssessment EditorEditor
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Categoryselection
Visual Visual ImpactImpact AssessmentAssessment EditorEditor
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Attribute assessment
Observersensibility
Observerresponse
Observerexposition
Visualimpact
Visualquality
Patternelements
Patterncharacter
Visualcharacter
Resourcechange
Element selection:- line- form- color- texture
Visual Visual ImpactImpact AssessmentAssessment EditorEditor
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Property Assessment
Visual Visual ImpactImpact AssessmentAssessment EditorEditor
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Assessment
Concurrence
Easy property assessment Easy property assessment on polar charts using intuitive exampleson polar charts using intuitive examples
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Tilting Continuity
Fluency
Case study: MedinaCase study: Medina--Sidonia bySidonia by--passpass
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
FragilityFragility zoneszones
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
PatternPattern elementselementsanalysisanalysis
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
PatternPattern charactercharacteranalysisanalysis
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Visual Visual qualityqualityanalysisanalysis
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
PatternPattern elementselementsdifferencedifference
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
PatternPattern charactercharacterdifferencedifference
Case study: MedinaCase study: Medina--Sidonia bySidonia by--passpass
Vividness Unity Intactness
Visual Quality Elements Character
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Vividness Unity Intactness
Visual Quality Elements Character
• Pagus is a software tool for assessing the visual impact of a
transport infrastructure (roads, highways, railways, ...).
• Pagus integrates geographic (GIS-based) and visual (images)
Conclusions and further work (1)Conclusions and further work (1)
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
information.
• Integrating cutting edge open technologies, Pagus is modular,
agile and user friendly.
• Pagus visual analysis connects with visual characteristics which
are easy to evaluate by non-expert users.
• The future of this pioneering project depends on consolidating
its implantation in consulting companies, integrating it in the
current analysis methodology and assessment and extending
its use in a regional, national and international framework.
Conclusions and further work (2)Conclusions and further work (2)
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
its use in a regional, national and international framework.
• Likewise, the tool needs new funding resources to allow a
second phase where many analysis tasks can be automated
using computer vision and artificial intelligence, this way
improving its performance and facilitating even more the
assessment process.
Any question?
17th IRF World Meeting & ExhibitionRiyadh, November 10 - 14, 2013
Contact information
Mariano Rincón ([email protected])