$ q_{bg1}$

$ q_{bg1}$ reflects the variation in local background noise, and is given by

$\displaystyle q_{bg1}= \frac{f_1}{CV_{bg}},\;\;\;\; CV_{bg}=\frac{B_{SD}}{B_{mean}},$    

where $ f_1$ is a normalisation constant given by

$\displaystyle f_1=\frac{1}{\max(\frac{1}{CV_{bg}})}.$    



Bjørn Kåre Alsberg 2006-04-06