ParametricModelEffectGradient (OREKIT 12.1-SNAPSHOT API)

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
```
@FunctionalInterface
public interface ParametricModelEffectGradient
```
Functional interface for parametric models.

Since:

11.2

Author:

Luc Maisonobe

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Gradient`	`evaluate(GroundStation station, FieldSpacecraftState<Gradient> state, Gradient[] parameters)`	Evaluate the parametric model effect.

- Method Detail
  - evaluate
```
Gradient evaluate(GroundStation station,
                  FieldSpacecraftState<Gradient> state,
                  Gradient[] parameters)
```
    Evaluate the parametric model effect.
    
    Parameters:
    
    station - station
    
    state - spacecraft state
    
    parameters - parametric model parameters
    
    Returns:
    
    the measurement error due to parametric model