Internet

Sink Nodes Gateway asService

SemSOS

Arduino

Raspberry Pi

Smart Phone

CoAP

MQTT

CoAP

CoAP

MQTT

REST

MQTT

SemanticGateway as Service

(computer, Raspberry PI,Arduino, TV, routers)

XML

coAP

Raw Data

RDF

SSNontology

Domainontology

Internet

RESTful interface

REST

Sensor platforms(sink nodes)

Layer 4 service provider

Raw Data

json

coAP

O&M

*

Notes:* : Optional component

**: Multiple domain ontology from connected gateways

Internet

semSOS

Domainontologies

Gateway Gateway

Analysis and Reasoning

RDF

SSNontology Knowledge base

SPARQL Query Engine

Open sourceSOS

Implementation

REST

Interface/ Access

SOS query

SML / O&M

***

*

Notes:* : Optional component

**: Multiple domain ontology from connected gateways

SinkNodes

GatewayNodes

IoTServices

HomeAppliances

HomeSecurity

EnvironmentSensors

Health monitoring SensorsWSNnodes

SmartPhones

RaspberryPi

Arduino NEST Routers

HomeAutomation

Heath Services

EnergyManagement

EmergencyServices

FitbitREST API

FitbitService/

Application

ProprietaryREST API

NEST Service

Xively/ThingSpeakIoT

Platform

coAP

Fitbit activitytracker

Healthsensor

Weighingscale

RaspberryPi

NEST(Smart thermostat)

MQTT

RDF

SSNontology

Domainontology

Internet

RESTful interface

REST

coAP

O&M

*

Internet

semSOS

Domainontologies

Gateway Gateway

Analysis and Reasoning

RDF

SSNontology Knowledge base

SPARQL Query Engine

Open sourceSOS

Implementation

REST

Interface/ Access

SOS query

SML / O&M

*