Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. OGC Sensor Web Enablement (SWE) and OGC Web Services (OWS) Presented at ASPRS Portland, Oregon Carl Reed, PHD CTO, OGC May 1, 2008

Helping the World to Communicate Geographically Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. What is the OGC? The OGC is a not for profit Voluntary Consensus Standards Organization PortalU German Environmental Information Portal

Helping the World to Communicate Geographically Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. The OGC Vision Achieve the full societal, economic and scientific benefits of integrating location resources into commercial and institutional processes worldwide. OGC CityGML Urban Model of Berlin Source: Aeronautical - Eurocontrol SkyView2 uses multiple OGC Standards

Helping the World to Communicate Geographically Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. The OGC Mission development, promotion and harmonization of open and freely available geospatial standards …To serve as a global forum for the development, promotion and harmonization of open and freely available geospatial standards … Geoportal of the Catalonia SDI Rijkswaterstaat (RWS), Netherlands

Helping the World to Communicate Geographically Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. OGC Snapshot Founded in member organizations Twenty-six standards Hundreds of implementations Four are ISO Standards –ISO TC 211

Helping the World to Communicate Geographically Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. OGC’s Approach for Advancing Interoperability Interoperability Program (IP ) – An innovative, hands-on prototyping and testing program designed to accelerate standards development and validation Specification Development Program –Consensus processes similar to other Industry consortia (World Wide Web Consortium, OMA, OMG, etc.). Outreach and Community Adoption Program – education and training, encourage use of OGC standards, business development, communications programs Rapid Interface Development Standards Setting Market Adoption

Helping the World to Communicate Geographically Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. The OGC Interoperability Program (IP) A global, collaborative, hands-on engineering, prototyping and testing designed to rapidly deliver –Candidate standards –“Demonstratable” implementations –Engineering Reports Sponsors and Participants work together. –Sponsors provide requirements, use / business cases and funding –Participants work with sponsors to define and/or refine standards to solve a given interoperability problem

Helping the World to Communicate Geographically Carl’s Prediction In the years to come, the vast majority of location enabled content will be generated (sensed) by a staggering array of sensor platforms, including mobile, dynamic, and in-situ sensors –Cell phones and other location enabled mobile devices –The very infrastructure of the internet (location enabled DHCP and SIP) –Satellites, UAV’s, traffic, roadside, weather, oceans, video, and on and on and on Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved.

Helping the World to Communicate Geographically Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. Sensor Web Enablement

Helping the World to Communicate Geographically OGC Sensor Web Enablement (SWE) Define, test, document and approve standards that: –Define interfaces for sensor access and tasking –Define metadata encodings To enable real time integration of heterogeneous sensor webs into the information infrastructure. Developers use these standards to –Deploy applications, platforms, and products that integrate Web- connected devices such as flood gauges, air pollution monitors, stress gauges on bridges, mobile heart monitors, Webcams, and robots as well as space and airborne earth imaging devices. Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved.

Helping the World to Communicate Geographically SWE Standards Baseline Observations & Measurements (O&M) - Standard models and XML Schema for encoding observations and measurements from a sensor, both archived and real-time. Sensor Model Language (SensorML) - Standard models and XML Schema for describing sensors systems and processes associated with sensor observations Transducer Model Language (TransducerML or TML) - The conceptual model and XML Schema for describing transducers and supporting real-time streaming of data to and from sensor systems. Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved.

Helping the World to Communicate Geographically SWE Standards Baseline Sensor Observations Service (SOS) - Standard web service interface for requesting, filtering, and retrieving observations and sensor system information. Sensor Planning Service (SPS) - Standard web service interface for requesting user-driven acquisitions and observations. Sensor Alert Service (SAS) - Standard web service interface for publishing and subscribing to alerts from sensors. Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved.

Helping the World to Communicate Geographically Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. Example: Sensor Webs and Disaster Management Emergency Discover available sensor assets over Internet Wizard assembles possible workflows Workflow engine controls creation of multi-sensor products, processing and delivery to user desktop Geo-Emergency First responder Theme Based Tasking Request Theme: Loc: Priority: Witch Fire (SoCal) Oct 23, 2007 Result: Efficient / timely use of assets Wizard Workflow Engine

OGC Web Services 5.0: Sensor Web Thread: Objectives and Demonstration Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved.

Helping the World to Communicate Geographically OGC Web Services 5.0 SWE Leveraging results of OWS-4 to extend and integrate those specifications and implementations. Demonstrating SWE's ability to meet the geospatial needs of large enterprise system by integrating SWE into realistic enterprise workflow scenarios supported by Use Cases. Participants: GMU, IFGI, ITT, SPOT, UAH, NGIT, Leica, LUB, Vightel, PCI Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved.

Helping the World to Communicate Geographically OGC Web Services 5.0 SWE Multiple Scenarios –GeoRef – Geo-referencing workflow. –Integration/fusion clients –integrating sensors into 3D models –Continuing previous test-bed efforts to integrate IEEE 1451 sensor into SWE Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved.

Helping the World to Communicate Geographically © 2008, Open Geospatial Consortium, Inc. 17 Geo-Referencing Workflow Overview Requirements: –Demonstrate a standardized workflow to allow the user to interactively access a subset pixels from a coverage service stored in the compressed domain (JPEG2000) and preserve the image relationship with the associated 'sensor model' parameters such that precise geopositioning capabilities can be realized in a dynamic, interactive, networked environment. Participants: –PCI, ITT, SPOT, GMU, IFGI, UAH

Helping the World to Communicate Geographically Scenario 1: GeoRef Workflow JPEG-2000 Hi-Res Imagery ITT IFGI UAH SPOT JPIP WS SAS SOS WCS SPS BPEL Workflow Virtual Cov PCI WCS-T GMU CSW Service Metadata OGC Data Specifications: O&M, SensorML, GML JPEG-2000 Imagery + SensorML RPC Metadata Simulated Satellite Tasking

Helping the World to Communicate Geographically © 2008, Open Geospatial Consortium, Inc. 19 GeoRef Process – Approach The process is built using WS-BPEL The process is invoked as a Web Service The services within the process are invoked using SOAP bindings

Helping the World to Communicate Geographically © 2008, Open Geospatial Consortium, Inc. 20 Components There are 6 Web Services used in the GeoRef Process: –SPS(SPOT) Schedules and implements a sensor task –SOS(SPOT) Provides raw imagery as JP2K or GeoTIFF –FTP2JPIP(GMU)/JPIP(ITT)FTP2JPIP(GMU Ingests the raw imagery to JPIP server using FTP –WCS-T(PCI) Adds virtual JPIP coverage –CSW(GMU) Registers WCS-T virtual JPIP coverage –SAS(IfGI) Notifies users that new data is available.

Helping the World to Communicate Geographically 21 SWE Results – Geo-Ref Demonstrated SOAP based Geo-Referenceable Imagery Workflow: SPS, SOS, JPIP, WCS-T, CS/W, and SAS Best practices developed for incorporating very large unrectified images into SWE framework and WCS-T Established mime types to support SensorML in GMLJP2 Identified approach for aggregating sensor networks using SWE Applied ReferencableGrid as a transformation description in GMLJP2 Demonstrated feasibility of the WCPS specification to address wildfire emergency scenario Demonstrated GeoRM, Role-based authentication and license manager with SWE services Established OGC-SWE DCGS (DIB) Best Practices

Helping the World to Communicate Geographically Scenario 2: Browser Based Client ITT JPIP Browser Based Client Leica WPS IfGI GMU CS/W JPEG-2000 Hi- Res Imagery PCI WCS-T OGC Data Specifications: O&M, SensorML GeoRM Proxy?

Helping the World to Communicate Geographically Scene 3: Rich Client Integrated Client UAH GMU CS/W PCI WCS-T SAS IfGI OGC Data Specifications: O&M, TML, GML ITT JPIP JPEG-2000 Hi- Res Imagery + SensorML Metadata SPOT SPS SPOT WCS-T Transaction of real JPEG-2000 Imagery + SensorML Metadata Transaction of virtual JPIP coverage SPOT JPIP JP2 Imagery + SensorML Metadata Satellite Acquisition Feasibility and Tasking SPOT SOS Telemetry

Helping the World to Communicate Geographically Scene 4: STWS IfGI SOS NIST STWS OGC Data Specifications: O&M, SensorML IEEE-1451 Sensors

Helping the World to Communicate Geographically 25 SWE Results - IEE1451/STWS Integration of IEEE-1451 TIM, NCAP and STWS components w/ OGC-SWE information models and services. Provide SOS implementations that produce Observation data originating from IEEE-1451 sensors Utilize SWE in Observation (SOS) processing chains

Helping the World to Communicate Geographically Scene 5 – NASA EO Vightel SOS Browser Based Client NGIT WPS Vightel SPS Vightel OPS-B OGC Data Specifications: O&M, SensorML OpenID Auth?

Helping the World to Communicate Geographically 27 SWE Results – EO Scenario Earth Observing Workflow using: OpenID and OAuth for security RESTful interfaces for SWE services Workflow definition using OpenWFE, BPEL and SensorML SOS and KML for data access and visualization SMS and Atom Publication for notifications Theme-based, satellite tasking was demonstrated Use of web processing services within the context of earth observation data processing and analysis Proposed harmonization of SPS with WPS and Workflows Workflow discovery

Other OGC Related Sensor Activities Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved.

Helping the World to Communicate Geographically Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. Oceans Interoperability Experiment (Advancing OGC Best Practices for the Ocean Science Community)

Helping the World to Communicate Geographically Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. Copyright © 2007, Open Geospatial Consortium, Inc., All Rights Reserved. 30 Empire Challenge 2007/2008 ISR Support to C2 and Engagement Operations in a Coalition Environment OV-1 High-Level Operational Concept Graphic

Helping the World to Communicate Geographically Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. Sensors Anywhere (SANY) Consortium Project acronymSANY Project referenceIST Project typeIntegrated Project Start date01/09/2006 Duration36 months Budget11,2 M€ EC contribution7,0 M€

Helping the World to Communicate Geographically Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. Global Earth Observation System of Systems (GEOSS) International Network that integrates remote sensing data, other geospatial information, models and monitoring data “I am thrilled with the promise of GEOSS. It can provide us with better information to use in decision-making, producing better decisions that are better informed with more data points. I hope to help make the promise of GEOSS a reality.” Steve Johnson, EPA Administrator

Helping the World to Communicate Geographically Copyright © 2008, Open Geospatial Consortium, Inc., All Rights Reserved. Thank you for your attention! Carl Reed CTO and Exec Dir Spec Program