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© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo SiIngo Simmonisonis

Sensor Web: OGC‘s Point of Sensor Web: OGC‘s Point of ViewView

Ingo SimonisIngo Simonis

FreelancerFreelancer

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

What is a Sensor?What is a Sensor?

p h e n o m e n o n

r e c e i v e r

( s e n s o r )

p h y s i c a l r e a l m

d a t a

s i g n a l

d i g i t a l r e a l m

e n e r g y

t r a n s m i t t e r

( a c t u a t o r )

d a t ap h e n o m e n o n

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Geosensor NetworksGeosensor Networks Location awareness

WHERE is the sensor, WHERE is the observable

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Size does not matterSize does not matter

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

What is the Sensor Web?What is the Sensor Web? A number of definitions...

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Was ist das Sensor Web?Was ist das Sensor Web?

Slide by NASA

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Scientific View: Sensor WebScientific View: Sensor Web

Sensor

Sensor System

Sensor Network

Sensor Web

Communication

Communication

Communication

Communication

Applications

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

OGC: Sensor WebOGC: Sensor Web

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Sensor Web DesiresSensor Web Desires Quickly discover sensors and sensor

data (secure or public) that can meet my needs – location, observables, quality, ability to task

Obtain sensor information in a standard encoding that is understandable by me and my software

Readily access sensor observations in a common manner, and in a form specific to my needs

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Sensor Web Desires IISensor Web Desires II Task sensors, when possible, to meet

my specific needs

Subscribe to and receive alerts when a sensor measures a particular phenomenon

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Sensor Web Vision ISensor Web Vision I

Sensors will be web accessible

Sensors and sensor data will be

discoverable

Sensors will be self-describing to

humans and software (using a standard

encoding)

Most sensor observations will be easily

accessible in real time over the web

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Sensor Web Vision IISensor Web Vision II Standardized web services will exist for

accessing sensor information and sensor observations

Sensor systems will be capable of real-time mining of observations to find phenomena of immediate interest

Sensor systems will be capable of issuing alerts based on observations, as well as be able to respond to alerts issued by other sensors

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Sensor Web Vision IIISensor Web Vision III Software will be capable of on-demand

geolocation and processing of observations from a newly-discovered sensor without a priori knowledge of that sensor system

Sensors, simulations, and models will be capable of being configured and tasked through standard, common web interfaces

Sensors and sensor nets will be able to act on their own (i.e. be autonomous)

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Sensor Web VisionSensor Web Vision

@Image Processing

Service

wireless sensor networks (WSN)

Web Mapping

Client

Fusion Processing

Service

Sensors Mission Planning System

RegistryService

NotificationThreshold

ServiceAutentication

Service

End UsersApplication

StorageService

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Sensor Web: Building BlocksSensor Web: Building Blocks Quickly discover sensors and sensor

data (secure or public) that can meet my needs – location, observables, quality, ability to task

Registries & Dictionaries

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Sensor Web: Building BlocksSensor Web: Building Blocks Obtain sensor information in a standard

encoding that is understandable by me and my software

Registries & Dictionaries

SensorDescription Language

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Sensor Web: Building BlocksSensor Web: Building Blocks Readily access sensor observations in a

common manner, and in a form specific to my needs

Registries & Dictionaries

SensorDescription Language

PhenomenonDescription Language

Services

Observation

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Sensor Web: Building BlocksSensor Web: Building Blocks Task sensors, when possible, to meet

my specific needs

Registries & Dictionaries

SensorDescription Language

PhenomenonDescription Language

Services

Observation Tasking

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Sensor Web: Building BlocksSensor Web: Building Blocks Subscribe to and receive alerts when a

sensor measures a particular phenomenon

Registries & Dictionaries

SensorDescription Language

PhenomenonDescription Language

Services

Observation Tasking Alerting

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Sensor Web: Building BlocksSensor Web: Building Blocks

Registries & Dictionaries

SensorDescription Language

PhenomenonDescription Language

Services

Observation Tasking Alerting Analysis

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

What is OGC?What is OGC?

OGC Mission

To lead in the development, promotion and harmonization of open spatial standards …

Not-for-profit

International industry consortium

Founded 1994, currently 340+ members

Open Standards development by consensus process

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Specification Development Program – Consensus standards process similar to other Industry consortia (World Wide Web Consortium, OMA etc.).

Outreach and Community Adoption Program – education and training, encourage take up of OGC specifications, business development, communications programs

Interoperability Program – a global, innovative hands-on rapid prototyping and testing program designed to accelerate interface development and validation and to bring interoperability to the market.

OGC ProgramOGC Program

Slide by OGC

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

OGC Sensor Web Enablement

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Scientific View: Sensor WebScientific View: Sensor Web

Sensor

Sensor System

Sensor Network

Sensor Web

Communication

Communication

Communication

Communication

SWE

Applications

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Bausteine des Sensor WebBausteine des Sensor Web

Registries & Dictionaries

SensorDescription Language

PhenomenonDescription Language

Services

Observation Tasking Alerting Analysis

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Building Blocks: OGC SWEBuilding Blocks: OGC SWE

Registries & Dictionaries

SensorDescription Language

PhenomenonDescription Language

Services

Observation Tasking Alerting Analysis

SensorML O&M TML

TML SOS SPS SAS WNS

CS-W

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

SWE Status QuoSWE Status Quo TML: Approved

SOS: Approved

SPS: Approved

WNS: RFC to be started

SAS: RFC to be started

O&M: Voting

SensorML: Approved

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

SWE SWE

CAT

SOS

Sensors

Register

Register

Search

SOSSOSBindDB

Publish

O&M

SensorML

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

SWE SWE

CAT

SOS

Sensors

WNS

SPS

Register

Register

SOSSPS

SensorML

TaskSearch

1

Task2

Notify3

notification

4

GetResults5

O&M6

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

SWE SWE

CAT

SOS

SAS

Sensors

WNS

SPS

Register

Register

Search

SOSSASGetResults

SensorML

Task

Task

Notify

notification

Register

Publish

Alert

Notify

Bind

© Geospatial Research & Consulting© Geospatial Research & Consulting Ingo Si Ingo Simmonisonis

Thank you for your Attention!Thank you for your Attention!

ingo.simonis@geospatialresearch.de

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