ExpAssocDelay2
ExpAssocDelay2-FitFunc
Function
![y=\left\{\begin{matrix} Yb \qquad\qquad \qquad \qquad\qquad \qquad \qquad\qquad \qquad\qquad \quad \quad \quad\quad x<TD_{1}\\ Yb+A_{1}\left ( 1-e^{-\frac {(x-TD_{1})}{Tau_{1}}} \right ) \qquad\qquad \quad \quad \quad \quad \quad \quad\quad TD_{1}\leq x<TD_{2}\\ Yb+A_{1}\left ( 1-e^{-\frac {(x-TD_{1})}{Tau_{1}}}\right )+A_{2}\left ( 1-e^{-\frac {(x-TD_{2})}{Tau_{2}}}\right ) \qquad\qquad x\geq TD_{2} \end{matrix}\right. y=\left\{\begin{matrix} Yb \qquad\qquad \qquad \qquad\qquad \qquad \qquad\qquad \qquad\qquad \quad \quad \quad\quad x<TD_{1}\\ Yb+A_{1}\left ( 1-e^{-\frac {(x-TD_{1})}{Tau_{1}}} \right ) \qquad\qquad \quad \quad \quad \quad \quad \quad\quad TD_{1}\leq x<TD_{2}\\ Yb+A_{1}\left ( 1-e^{-\frac {(x-TD_{1})}{Tau_{1}}}\right )+A_{2}\left ( 1-e^{-\frac {(x-TD_{2})}{Tau_{2}}}\right ) \qquad\qquad x\geq TD_{2} \end{matrix}\right.](//d2mvzyuse3lwjc.cloudfront.net/doc/de/UserGuide/images/ExpAssocDelay2/math-a0b6f27dc697e125f9ed50bd30f9a408.png)
Brief Description
Biphasic exponential association equation with plateau before exponential begins.
Sample Curve
![ExpAssocDelay2 FitFunc.png](//d2mvzyuse3lwjc.cloudfront.net/doc/de/UserGuide/images/ExpAssocDelay2/ExpAssocDelay2_FitFunc.png)
Parameter
Number: 7
Names: TD1,TD2,Yb,A1,A2,Tau1,Tau2
Meanings: TD1 = First time offset: x value at which 1st exponential begins, TD2 = Second time offset: x value at which 2nd exponential begins, Yb = Baseline: y value at which exponential begins, A1 = First amplitude: change in response for 1st exponential, A2 = Second amplitude: change in response for 2nd exponential, Tau1 = First time constant, Tau2 = Second time constant
Lower Bounds: none
Upper Bounds: none
Script Access
nlf_ExpAssocDelay2(x,TD1,TD2,Yb,A1,A2,Tau1,Tau2)
Function File
ExpAssocDelay2.FDF
Category
Exponential
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