org.apache.commons.math3.optimization

## Class Weight

- java.lang.Object
- - org.apache.commons.math3.optimization.Weight

- All Implemented Interfaces:
    OptimizationData

  Deprecated.
  As of 3.1 (to be removed in 4.0).

      @Deprecated
      public class Weight
      extends Object
      implements OptimizationData

  Weight matrix of the residuals between model and observations.
  Immutable class.
  Since:
    3.1

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `Weight(double[] weight)` Deprecated. Creates a diagonal weight matrix.
    `Weight(RealMatrix weight)` Deprecated.

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `RealMatrix` | `getWeight()` Deprecated. Gets the initial guess.

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Constructor Detail

    - #### Weight

          public Weight(double[] weight)

      Deprecated.
      Creates a diagonal weight matrix.
      Parameters:
        `weight` - List of the values of the diagonal.

    - #### Weight

          public Weight(RealMatrix weight)

      Deprecated.
      Parameters:
        `weight` - Weight matrix.
      Throws:
        `NonSquareMatrixException` - if the argument is not a square matrix.

  - ### Method Detail

    - #### getWeight

          public RealMatrix getWeight()

      Deprecated.
      Gets the initial guess.
      Returns:
        the initial guess.

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