Multi-sensor Fusion system Using Wavelet Based ... - Google Sites

 
                  

 




    
    
 
     
   


  

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Data Fusion Centre

IP Network

Weighted Decision Rule

Wavelet-Based Sensor: S1

( ft )1

( ft )2

u1, j (t)

u2, j (t)

Wavelet-Based Sensor: S2

b1, j (t)

Weight Matrix and Linear Combiner

b2, j (t)

Decision Fusion Rule

δj

Σ

v2, j (t)

λ(⋅)

bn, j (t)

( f t )n

v1, j (t)

λ(⋅)

Global Decision Function

ϕ() ⋅

u0, j (t)

vn, j (t)

λ(⋅)

un, j (t)

Wavelet-Based Sensor: Sn

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      6"         Output: Multi−sensor Data Fusion System

u0,1(n)

1

Alarms Abnormal Period

0.5

0

Log Time (LT) 1.1

2,1

γ (n)

1.15

1.05 1

Web Latency (WL)

1.05

4,1

γ (n)

1.1

1

Data Time (DT)

γ5,1(n)

1.3 1.2 1.1 1 23

24

25

26

27

28

29

30

31

01

02

03

04

05

06

Date: 23 October to 05 November, 1999

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