Advanced Mathematics and Numerical Modeling of IoT

Endpoint

device

cluster

Endpoint

device

cluster

Endpoint

device

cluster

Gateway

Care receiver

Care receiver

Care receiver

Internet

Care system

Gateway

system

etc.

Data

repository

Data

exchange

server

cluster

Firewall

HIS

Telehealth

care IS

Call center

Call center team

Nurse

Doctor

Hospital

Sensor

Wireline link

Bluetooth/Zigbee/Wi-fi link

3 G + link

Figure 7: An example of e-healthcare architecture.

Level 1

Level 2

LevelL

Levell

Levell+1

R 111

R 211

S 11

S 21 S 22

R11E 11

R21E 21 R 221 R22E 22

Rl11

Sl1

Rl1E푙1 Rls1 Rlst

Sls

RlsE푙푠 RlS1

SlS

RlSE푙S

R2S1

S2S

R2SE2S

RL11

SL1

RL1E퐿1 RLs1

SLs

RLsE퐿푠 RLs+11

SLs+1

RLS1

SLS

RLSE퐿S

Rl+1,k,1 Rl+1,k,E푙+1,푘 Rl+1,k+E푙푠,1

Sl+1,k+E푙푠

Rl+1,k+E푙푠,E푙+1,푘+퐸푙푠

···

··· ···

···

···

···

···

···

···

··· ··· ···

···

···

···

··· ··· ··· ···

Sl+1,k

RLs+1R퐿푠+1

Figure 8: Hierarchy of e-healthcare service architecture.

Table 13: Adaptive risk identification with scenario of risk weight threshold: homo-homo.

Elements in level 1 Risk factor Risk weight Risk (푆푙푠)
푆푂 퐷 푤푆 푤푂 푤퐷 GRPN (푅푙푠푒) 푇푙푠 Identify risk

푅 111 5 8 1 0.6 0.3 0.1 0.69 0.74 No

푅 112 5 8 4 0.6 0.3 0.1 0.75 0.74 Yes
푅 113 2 5 8 0.6 0.3 0.1 0.48 0.74 No

푅 114 2 9 3 0.6 0.3 0.1 0.51 0.74 No
푅 115 9 4 2 0.6 0.3 0.1 0.78 0.74 Yes

푅 116 5 9 5 0.6 0.3 0.1 0.78 0.74 Yes
푅 117 5 2 4 0.6 0.3 0.1 0.57 0.74 No