Quantitative Methods 2017

686-687 / 1676

Parameterizations
• A logistic model is often used:
 
 
 
 
dDaDa a
dDaDa a
p
u
u
p LQ
2 1 0
2 1 0
exp 1
exp
exp 1
exp
  
 
 


) ( ) ( ) ln( ) exp( 2 2 nd nd SF Eff d d SF n
d
fractions n
d           