9/14/2001
CS 461, Copyright G.D. Hager
Properties of Noise Processes
•Properties of temporal image noise:
•
Mean   m(i,j)  = S I(i,j,t)
Standard
Deviation
si,j  =  Sqrt(  S( m – I(i,j,t) )2   )
     
t
Signal-to-noise
  Ratio
sI*
si,j