object Utils

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  1. final def !=(arg0: Any): Boolean
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  2. final def ##: Int
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  3. final def ==(arg0: Any): Boolean
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  4. def aa2bdm(a: Array[Array[Double]]): DMD

    Array[Array] to Breeze DenseMatrix conversion

    Array[Array] to Breeze DenseMatrix conversion

    Useful for unpacking matrices which have come back to Scala from R via rscala

    a

    A matrix represented as an array of arrays (row-major)

    returns

    A Breeze DenseMatrix representation of the matrix

  5. final def asInstanceOf[T0]: T0
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  6. def backSolve(A: DMD, Y: DMD): DMD

    Backsolve an upper-triangular linear system with multiple RHSs

    Backsolve an upper-triangular linear system with multiple RHSs

    A

    An upper-triangular matrix

    Y

    A matrix with columns corresponding to RHSs

    returns

    Matrix of solutions, X, to the linear system A X = Y

  7. def backSolve(A: DMD, y: DVD): DVD

    Backsolve an upper-triangular linear system with a single RHS

    Backsolve an upper-triangular linear system with a single RHS

    A

    An upper-triangular matrix

    y

    A single vector RHS

    returns

    The solution, x, of the linear system A x = y

  8. def bdm2aa(m: DMD): Array[Array[Double]]

    Breeze DenseMatrix to Array[Array] conversion

    Breeze DenseMatrix to Array[Array] conversion

    Useful for sending matrices to R via rscala

    m

    A Breeze DenseMatrix

    returns

    The matrix as an array of arrays (row-major)

  9. def clone(): AnyRef
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    protected[lang]
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    @throws(classOf[java.lang.CloneNotSupportedException]) @IntrinsicCandidate() @native()
  10. def dct(x: DVD): DVD

    Discrete cosine transform (DCT) of a DenseVector

    Discrete cosine transform (DCT) of a DenseVector

    Normalised by a factor of 2/N

    x

    An input vector

    returns

    The normalised DCT-II of the input

  11. def dct2(X: DMD, inverse: Boolean = false): DMD

    Discrete cosine transform (DCT) of a DenseMatrix

    Discrete cosine transform (DCT) of a DenseMatrix

    DCT applied to rows and columns

    X

    An input matrix

    inverse

    Inverse or forward transform. Defaults to false

    returns

    The normalised DCT-II of the input

  12. final def eq(arg0: AnyRef): Boolean
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  13. def equals(arg0: AnyRef): Boolean
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  14. def fCDF(x: Double, d1: Double, d2: Double): Double

    The CDF of the f-distribution

  15. def forwardSolve(A: DMD, Y: DMD): DMD

    Forward solve a lower-triangular linear system with multiple RHSs

    Forward solve a lower-triangular linear system with multiple RHSs

    A

    A lower-triangular matrix

    Y

    A matrix with colums corresponding to RHSs

    returns

    Matrix of solutions, X, to the linear system A X = Y

  16. def forwardSolve(A: DMD, y: DVD): DVD

    Forward solve a lower-triangular linear system with a single RHS

    Forward solve a lower-triangular linear system with a single RHS

    A

    A lower-triangular matrix

    y

    A single vector RHS

    returns

    The solution, x, of the linear system A x = y

  17. final def getClass(): Class[_ <: AnyRef]
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    @IntrinsicCandidate() @native()
  18. def hashCode(): Int
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    @IntrinsicCandidate() @native()
  19. def idct(x: DVD): DVD

    Inverse discrete cosine transform (DCT) of a DenseVector

    Inverse discrete cosine transform (DCT) of a DenseVector

    Exactly inverts dct

    x

    An input vector containing a transform

    returns

    The (unnormalised) DCT-III of the input

  20. def idct2(x: DMD): DMD

    dct2(x, true)

  21. final def isInstanceOf[T0]: Boolean
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  22. final def ne(arg0: AnyRef): Boolean
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  23. final def notify(): Unit
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    @IntrinsicCandidate() @native()
  24. final def notifyAll(): Unit
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    @IntrinsicCandidate() @native()
  25. def pairs(mat: DMD): Figure

    pairs plot (for unlabeled variables)

    pairs plot (for unlabeled variables)

    mat

    a matrix with variables in columns and observations in rows

    returns

    The breeze-viz Figure object

  26. def pairs(mat: DMD, names: Seq[String]): Figure

    pairs plot

    pairs plot

    mat

    a matrix with variables in columns and observations in rows

    names

    a sequence of variable names

    returns

    The breeze-viz Figure object

  27. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
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  28. def tCDF(t: Double, df: Double): Double

    The CDF of the t-distribution

  29. def time[A](f: => A): A

    A very simple function for timing computations - not for general use

  30. def toString(): String
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  31. final def wait(arg0: Long, arg1: Int): Unit
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    @throws(classOf[java.lang.InterruptedException])
  32. final def wait(arg0: Long): Unit
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    @throws(classOf[java.lang.InterruptedException])
  33. final def wait(): Unit
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    @throws(classOf[java.lang.InterruptedException])

Deprecated Value Members

  1. def finalize(): Unit
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    @throws(classOf[java.lang.Throwable]) @Deprecated
    Deprecated

    (Since version 9)

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