# Uses of Interface
org.apache.commons.math3.fitting.leastsquares.ParameterValidator

Packages that use ParameterValidator
Package
Description
org.apache.commons.math3.fitting.leastsquares
This package provides algorithms that minimize the residuals between observations and model values.

## Uses of ParameterValidator in org.apache.commons.math3.fitting.leastsquares

Methods in org.apache.commons.math3.fitting.leastsquares with parameters of type ParameterValidator
Modifier and Type
Method
Description
`static LeastSquaresProblem`
LeastSquaresFactory.`create(MultivariateJacobianFunction model, RealVector observed, RealVector start, RealMatrix weight, ConvergenceChecker<LeastSquaresProblem.Evaluation> checker, int maxEvaluations, int maxIterations, boolean lazyEvaluation, ParameterValidator paramValidator)`
Create a `LeastSquaresProblem` from the given elements.
`LeastSquaresBuilder`
LeastSquaresBuilder.`parameterValidator(ParameterValidator newValidator)`
Configure the validator of the model parameters.