microsoft research faculty summit 2007. john a. stankovic bp america professor, uva microsoft...
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Microsoft Research Faculty Summit 2007
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John A. StankovicBP America Professor, UVAMicrosoft Corporation
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Problems of interestUniv. of Virginia AlarmNet Microsoft interactions
HealthGearSensorMap
Summary
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Home health care
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Home health care(Large scale) assisted living facilities
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Home health care(Large scale) assisted living facilitiesFlexible targeting of care to a person’s health conditionLongitudinal studies
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Assisted Living and Residential Monitoring Network
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Internet
InternetNurses Stations
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With Harvard
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With Harvard
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With MARC UVA Medical School
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* With the Univ. of Illinois
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Activity of daily living classificationFive two-axis accelerometer network for classifying activities with a HMM
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Internet
Internet
PDAs
Nurses Stations
DustLightPollenHumidityTemperatureMotionActivities
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Internet
InternetNurses StationsPrivacySecurity
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PatientsPatients family and friendsDoctor – what advantages for them in treating patientsNurseTechnicianOrderlyAdminSocial Worker
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Personal medical dataPersonal activity dataEnvironmental dataContextual dataLongitudinal dataSystem Performance data
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Request Authorizer
Privacy Policy
Policy ManagerContext Manager
Context
Data mining analysis
Request History
Database
User’s Request
Reply
Inconsistency Check
Real-Time
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Internet
InternetPrivacySecurity
Internet
Nurses Stations
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AlarmGate SW AlarmGate SW on stargateon stargate
DDBB
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Internet
InternetPrivacySecurityNurses Stations
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Circadian activity rhythm per room for 70 days
0
10
20
30
40
50
60
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
24 hour cycle
Cir
cad
ian
act
ivity
rh
yth
ms
(min
)
Bedroom
Kitchen
LivingroomBathroom
WC
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Life Habitsat-home Learning
period
Diurnal/nocturnalactivity
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Support for heterogeneous health care systems
Utilize Cell phonesBlueGate, WiGate, EtherGateUnobtrusive body networks
Behavior based systems managementExploiting circadian activity rhythms
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Blood Blood Pressure Pressure
Sensor, ECG, Sensor, ECG, ……
WiGateWiGateGatewayGateway
PC, DB,PC, DB,AlarmNet AlarmNet BackendBackend
Pulse Pulse OximeteOximete
rr
SmartSmartphonephone
BlueGateBlueGateGatewayGateway
POGPOGAA
StarGateStarGateGatewayGateway
EtherGatEtherGatee
GatewayGateway
SeeMotSeeMoteeA
larm
Net
Healt
hG
ea
r
Bluetooth
IEEE 802.15.4 WiFi, Ethernet
AlarmsAny Data
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Bluetooth
IEEE 802.15.4
Ala
rmN
etH
ealth
Gea
r
WiFi,
Ethernet
Pulse Pulse OximeteOximete
rr
SmartSmartphonephone
Motion, Light BP ScaleTripwirePulse, SpO2
Dust ECG Switch Environmental
SeeMote
WiGateBlueGate
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BlueGateBluetooth to MICAz, 802.15.4, 2.4GHzRFBluetooth to MICA2, 4xx/9xx MHz RF
WiGate802.15.4 to WiFi (802.11b/g)
EtherGate 802.15.4 to wired Ethernet with POE
NordGate Nordic RF (ECO mote, Poga2) to 802.15.4 and/or Bluetooth
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Classify and detect ADLs - accelerometerTwo versions
Tmote-Mini based – 802.15.4 compatible (designed/built)
Fast design time using Tmote moduleTinyOS compatiblePHY-compatible with ZigBee
Nordic RF chip based (future work)Smaller form factor/cost (expected 10x20mm w/o battery)
RF, MCU, RF, MCU, Accl.Accl. Li Ion BatteryLi Ion Battery
AntennaAntenna
Main board Main board
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Activity pattern Activity pattern inferenceinference
Through Circadian Through Circadian Activity AnalysisActivity Analysis
Detection of irregularDetection of irregularbehaviors and behaviors and
anomaliesanomalies
Alerts and MessagesAlerts and Messagesfor the caregiversfor the caregivers
Base Station
Motion sensorsMotion sensorsOther SensorsOther Sensors
Detection ofDetection ofmultiple peoplemultiple people
Sensor network Backbone
Context AwareContext AwarePowerPower
ManagementManagement(CAPM)(CAPM)
UserUserIdentificationIdentification
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Power consumption estimation
0
2000000
4000000
6000000
8000000
10000000
1 2 3 4 5
Users
Po
wer
co
nsu
mp
tio
n
(J)
Total energy requiredconsumption with CAPM
Total energy requiredconsumption withoutCAPM
Total energy saved
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Publishing and searching private data streams
Privacy guaranteesAnonymous aggregates
Quality control for search resultsRank real-time/archived sensor data search results
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AlarmNetPrivileged applicationsOne administrative domain
MetroNetPublic informationMany administrative domains
Must supportPrivacyMobilityData annotation
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Rank data streams like PageRank algorithm ranks web pages
All data need not be at central databases
Aggregated streams created by users – can be ranked
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MicrosoftUniv. of Virginia Medical SchoolHarvard: (some) body networksJohns Hopkins: Triage moteUniv. of Illinois: Smart clothing
http://www.cs.virginia.edu/wsn/medical/
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© 2007 Microsoft Corporation. All rights reserved. Microsoft, Windows, Windows Vista and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries. The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation.
Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN
THIS PRESENTATION.