image analysis, interpretation, and geoprocessing in arcgis · 2014-06-04 · 2011 esri petroleum...
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![Page 1: Image Analysis, Interpretation, and Geoprocessing in ArcGIS · 2014-06-04 · 2011 Esri Petroleum User Group Conference -- Technical Workshop Keywords 2011 Esri Petroleum User Group](https://reader031.vdocuments.site/reader031/viewer/2022013020/5e833d99f56ab41ab8456dc6/html5/thumbnails/1.jpg)
Image Analysis, Interpretation, and Geoprocessing in ArcGISCody BenkelmanSteve Kopp
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OUTLINE
• Introduction• Content on ArcGIS.com• Image Management & Dissemination
- Mosaic Dataset
• Image Interpretation & Analysis• Examples
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Imagery
Field Users
GeoreferencedContent
Knowledge Base
++ Sensor Networks
Field U
Base Maps& Globes
Analysts
Data Managers
AnaDecision Makers
• Geospatial workflows• Actionable information & knowledge
GIS
Geospatial Information, Integrated & Accessible
Imagery is Core to GIS
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Users of Imagery
Analyze
Visualize
Manage
Disseminate
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ArcGIS – Maximizing the Value of Imagery
• Providing Image Accessibility:- Timely- Quickly- Accurately- Collectively- Simply
• Exploiting Rich Information Content:- Resolution- Temporal change- Spectral range- Dynamic range
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Elements of a Complete GIS
• Content- Base data provided by ESRI
• Management- Storing, Organizing and Structuring
• Dissemination- Accessibility to data, information and knowledge
• Visualization- Interpretability and human understanding
• Analysis- Gain knowledge to make informed decisions
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ContentArcGIS Online (www.ArcGIS.com)
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World Imagery Updates at 10• Worldwide Imagery at 15m Resolution• United States Imagery 1m or better
- Updates to over 50% of United States
- New Sub-meter Imagery in Metro Areas- Formerly available by subscription only
• International- GeoEye IKONOS Imagery for Major Metro Areas
- Expanded Imagery for other Countries- Great Britain, Belgium, France,
Germany, Czech Republic,
Luxembourg, Netherlands, Portugal
• Community Map Program• World Elevation coming…
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• NaturalVue ( from MDA)Color Balanced, Orthorectified,
Cloud-free worldwide mosaic
• Global Landsat GLS1980, 1990, 2000, 2005
Image Services- 8band, Color 321, False Color 432, PseudoColor 742, NDVI
World Landsat ImageryTo be added to ArcGIS.com
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Demo: World Landsat Service
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Managing & Disseminating Image Data
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Mosaic Dataset
• Author with ArcGIS Desktop (Editor/Info)• Quickly Catalog
- All raster datasets- Imagery from different sensors
• Define – In Geodatabase- Metadata- Processing to be applied- Default viewing rules
• Access – Any ArcGIS application or as service- As Image
- Dynamic Mosaic , Processed on the fly
- As Catalog- Footprints, Detailed metadata
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Optimum Model for Image Data Management
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On-the-fly Processing & Dynamic Mosaicking
Processing TimeReduces processing
Overlapping ImageryMaintain information
Disparate DatasetsLarge NoData areas
Image QualityReduces resampling
StorageReduces storage by removing redundancy
Multi-resolution DataNo need to sample up or down
MaintenanceAdd imagery as required
Maintain MetadataRetain valuable information
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Resolves Traditional Image Management and Processing Issues
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• Direct Access- Raster- Mosaic Dataset
Image AccessibilityProviding Image Accessibility
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• Direct Access- Raster- Mosaic Dataset
• Static Web Services- Map Cache
Image Accessibility
CacheTiles
Providing Image Accessibility
Pre-Process
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• Direct Access- Raster- Mosaic Dataset
• Static Web Services- Map Cache
• Dynamic Image Services- Server based processing- Image Services, WMS, WCS, KML- SOAP, REST interfaces
Image Accessibility
ArcGIS provides image accessibility
CacheTiles
Image Service
Providing Image Accessibility
Pre-Process
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Image Interpretation, Analysis, and Geoprocessing
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Primary modes of usage
Mode 1: Visualization
Mode 2: Authored analysis (Repetitive Application)
Mode 3: Unique and/or site-specific analysis
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MosaicDataset
Rasters
Optimizing services according to usage mode
Author (ArcGIS 10)
ArcGIS Users
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MosaicDataset Image
Service
Rasters
Optimizing services according to usage mode
View
Mode 1
Author (ArcGIS 10)
ArcGIS Users
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MosaicDataset Image
Service
Rasters
Optimizing services according to usage mode
View
Mode 1
View, Select,and Download
Mode 3
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MosaicDataset Image
Service
Rasters
Optimizing services according to usage mode
View
Mode 1
View, Select,and Download
Mode 3
View &Export
GeoProcessingService: Viewshed,
Profile, Classification…
Geo
Mode 2
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MosaicDataset
View &Export
ImageService
View, Select,and Download
GeoProcessingService: Viewshed,
Profile, Classification…
LAS files
Optimizing services according to usage mode
View
Geo
Mode 1
Mode 2
Mode 3
Author
New Rasters
Terrain
Rasters
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Visualization
Interpretability of Imagery
Visualize
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Image Enhancement
• Through the Image Analysis Window- Ortho- PanSharp- Composite- Mosaic- …
• Applied On-The-Fly• Stored in Layer
Exploiting the Full Value of Imagery
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Image Enhancement
• Image Analysis Window buttons
• Active as a function of available data
Exploiting the Full Value of Imagery
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ArcGIS Desktop - Image Analysis Window
• Single Button Access to- Image Enhancements- Image Interpretation- Image Processing
• Save functions in Layers
Better Interpretation & Understanding of Imagery
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ArcGIS Desktop – Accelerated Display
• Electronic Light Table like display performance• Integrated geospatial imagery and vectors• Utilizes Hardware Acceleration• Dynamic
- Change: Contrast, Brightness, Gamma, DRA
Seamless Pan and Zoom
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Visualization Demo
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Analysis
Exploiting the full value of imagery
Analysis
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Search & Discovery
• Simplified through Image Services- Best by default- User Query- User defined mosaic method
• Catalog Access- Footprints- Metadata
• Selections• WebBased Query tools
Finding the Required Imagery
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Spatial Analysis
• Raster based spatial modeling and analysis• Analyze spatial relationships• Build spatial models• Perform complex raster operations
- Hydrology- Principle Component Analysis- Raster Algebra
• Supervised / Unsupervised Classification• Post-classification cleanup and generalization tools
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Image Classification Toolbar
• Training Sample Manager- Supervised & Unsupervised- Class Probability- Principle Component Analysis
• Define training areas graphically• Interactively classify and refine
New in Spatial Analyst 10
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Multispectral Image Analysis
• Satellite and Airborne sensors detect narrow bands of reflected and emitted electromagnetic radiation
- Visible (Red, Green, Blue)
- Infrared (Reflected near IR and Thermal IR)
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Spectral Reflectance is the key
• Objects reflect this energy in different amounts in different parts of the spectrum
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Making Landcover Data from Imagery
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Geoprocessing ToolsUnified access to all data processing and analysis tasks
• Full range of GIS analysis tools• Accessible through
- Dialogs- Command line- Graphical model building- Scripting
• Run on Desktop and Server• Customizable• Sharable
Web MapDesktop Explorer Mobile
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Demo: World Elevation Service
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Summary
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ArcGIS – A Platform for Complete Imagery Solutions
• ESRI works closely with its partners
• ArcGIS provides THE platform
• Partners provide domain expertise
• Automated Feature Extraction• Multispectral Analysis• Hyperspectral Analysis• Radar• Specialized Sensor Support• Stereo Display• More…
GeoEyeRapidEyeSPOT Microsoft (Vexcel)Trimble (Applanix)DigitalGlobePictometry
PCI GeomaticsTrimble (Inpho)
LizardTechi-cubed
MDA
DAT/EMPurVIEWTerraGo
Qcoherent
ITT VISDefiniensClark LabsOverwatchBAE Systems
Service partners not listed
Information Centric Workflows Enable Efficiency & Interoperability
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ArcGIS with Imagery
• Imagery is Core to GIS
• ArcGIS Enables the:Management, Dissemination, Visualization and Analysis
of all forms of imagery• Maximizing the Value of Imagery• Mosaic Datasets are the optimum model of managing
and serving imagery and rasters• Platform for complete Imagery Solutions
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Cody Benkelman, [email protected]