30.3.11 LogisticCum
Function
![z=z_0+\frac B{\left[ 1+\exp \left\{ \frac{C-x}D\right\} \right] \left[ 1+\exp \left\{ \frac{E-y}F\right\} \right] }](/origin-help/en/images/LogisticCum/math-433db18f8e9ac96e8090fbc75ae52665.png?v=0 "z=z_0+\frac B{\left[ 1+\exp \left\{ \frac{C-x}D\right\} \right] \left[ 1+\exp \left\{ \frac{E-y}F\right\} \right] }")
Brief Description
Non-linear Sigmoid (Logistic Cumulative) Function
Sample Curve
Parameters
Number: 6
| Name: | Meanings: | Lower Bounds: | Upper Bounds: |
|---|---|---|---|
|
|
z offset |
||
|
B |
z height |
||
|
C |
x offset |
||
|
D |
x width |
||
|
E |
y offset |
||
|
F |
y width |
Script Access
Function File
fitfunc\LogisticCum.fdf