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dlm.model

Smoothing

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object Smoothing

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  1. case class SamplingState(time: Time, sample: DenseVector[Double], at1: DenseVector[Double], rt1: DenseMatrix[Double]) extends Product with Serializable

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  2. case class SmoothingState(time: Time, mean: DenseVector[Double], covariance: DenseMatrix[Double], at1: DenseVector[Double], rt1: DenseMatrix[Double]) extends Product with Serializable

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Value Members

  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. final def asInstanceOf[T0]: T0

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  5. def backSampleStep(mod: Model, p: Parameters)(state: SamplingState, kfState: State): SamplingState

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    Simulation version of the backwards smoother

  6. def backSampleStepJoseph(mod: Model, p: Parameters)(state: SamplingState, kfState: State): SamplingState

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    Backwards sample step from the distribution p(x_t | x_{t-1}, y_{1:t}), for use in the Gibbs Sampler This uses the joseph form of the covariance update for stability

  7. def backwardSampling(mod: Model, kfState: Array[State], p: Parameters): Array[(Time, DenseVector[Double])]

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  8. def backwardsSmoother(mod: Model, p: Parameters)(kfState: Array[State]): Array[SmoothingState]

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    Learn the distribution of the latent state (the smoothing distribution) p(x_{1:T} | y_{1:T}) of a fully specified DLM with observations available for all time

    Learn the distribution of the latent state (the smoothing distribution) p(x_{1:T} | y_{1:T}) of a fully specified DLM with observations available for all time

    mod

    a DLM model specification

    p

    the parameters of the DLM

    kfState

    the output of a Kalman Filter

  9. def clone(): AnyRef

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  10. final def eq(arg0: AnyRef): Boolean

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  11. def equals(arg0: Any): Boolean

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  12. def finalize(): Unit

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  13. final def getClass(): Class[_]

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  14. def hashCode(): Int

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  15. final def isInstanceOf[T0]: Boolean

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  16. def makeSymmetrix(m: DenseMatrix[Double]): DenseMatrix[Double]

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    Copies the lower triangular portion of a matrix to the upper triangle

  17. final def ne(arg0: AnyRef): Boolean

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  18. final def notify(): Unit

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  19. final def notifyAll(): Unit

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  20. def smoothStep(mod: Model, p: Parameters)(state: SmoothingState, kfState: State): SmoothingState

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    A single step in the backwards smoother Requires that a Kalman Filter has been run on the model

    A single step in the backwards smoother Requires that a Kalman Filter has been run on the model

    mod

    a DLM model specification

    p

    the parameters of the DLM

    state

    the state at time t + 1

  21. final def synchronized[T0](arg0: ⇒ T0): T0

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  22. def toString(): String

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  23. final def wait(): Unit

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  24. final def wait(arg0: Long, arg1: Int): Unit

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  25. final def wait(arg0: Long): Unit

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