GaussianCurveFitter.ParameterGuesser (Hipparchus::Fitting 1.4 API)

java.lang.Object
- org.hipparchus.fitting.GaussianCurveFitter.ParameterGuesser

Enclosing class:

GaussianCurveFitter
```
public static class GaussianCurveFitter.ParameterGuesser
extends Object
```
Guesses the parameters norm, mean, and sigma of a Gaussian.Parametric based on the specified observed points.

- Constructor Summary
  
  Constructors
  Constructor Description
  
  ParameterGuesser(Collection<WeightedObservedPoint> observations)
  Constructs instance with the specified observed points.
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  double[] guess()
  Gets an estimation of the parameters.
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ParameterGuesser
```
public ParameterGuesser(Collection<WeightedObservedPoint> observations)
```
    Constructs instance with the specified observed points.
    
    Parameters:
    
    observations - Observed points from which to guess the parameters of the Gaussian.
    
    Throws:
    
    org.hipparchus.exception.NullArgumentException - if observations is null.
    
    org.hipparchus.exception.MathIllegalArgumentException - if there are less than 3 observations.
- Method Detail
  - guess
```
public double[] guess()
```
    Gets an estimation of the parameters.
    Returns:
    
    the guessed parameters, in the following order:
    
    Normalization factor
    
    Mean
    
    Standard deviation