negativeExponential: Negative exponential growth model
In drodriguezperez/growthmodels: Nonlinear Growth Models
Description
Usage
Arguments
Author(s)
References
Examples
Description
Computes the negative exponential growth model
y(t) = α * ( 1 - exp(-k * t))
Usage
1
2
3
negativeExponential(t, alpha, k)
negativeExponential.inverse(x, alpha, k)
Arguments
t
time
alpha
upper asymptote
k
growth rate
x
size
Author(s)
Daniel Rodriguez
References
D. Fekedulegn, M. Mac Siurtain, and J. Colbert, "Parameter estimation of
nonlinear growth models in forestry," Silva Fennica, vol. 33, no. 4, pp.
327-336, 1999.
Examples
1
2
3
4
growth <- negativeExponential(0:10, 1, 0.3)
# Calculate inverse function
time <- negativeExponential.inverse(growth, 10, 0.3)
drodriguezperez/growthmodels documentation built on May 15, 2019, 2:42 p.m.
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Description Usage Arguments Author(s) References Examples
Description
Computes the negative exponential growth model
y(t) = α * ( 1 - exp(-k * t))
Usage
1 2 3 | negativeExponential(t, alpha, k)
negativeExponential.inverse(x, alpha, k)
|
Arguments
t |
time |
alpha |
upper asymptote |
k |
growth rate |
x |
size |
Author(s)
Daniel Rodriguez
References
D. Fekedulegn, M. Mac Siurtain, and J. Colbert, "Parameter estimation of nonlinear growth models in forestry," Silva Fennica, vol. 33, no. 4, pp. 327-336, 1999.
Examples
1 2 3 4 | growth <- negativeExponential(0:10, 1, 0.3)
# Calculate inverse function
time <- negativeExponential.inverse(growth, 10, 0.3)
|
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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