cc.factorie.optimize

LineSearchGradientAscent

class LineSearchGradientAscent extends GradientOptimizer with FastLogging

Change the weights in the direction of the gradient by using back-tracking line search to make sure we step up hill.

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  1. LineSearchGradientAscent
  2. FastLogging
  3. Logging
  4. GradientOptimizer
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Instance Constructors

  1. new LineSearchGradientAscent(stepSize: Double = 1.0)

Value Members

  1. final def !=(arg0: AnyRef): Boolean

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  2. final def !=(arg0: Any): Boolean

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  3. final def ##(): Int

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  4. final def ==(arg0: AnyRef): Boolean

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  5. final def ==(arg0: Any): Boolean

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  6. final def asInstanceOf[T0]: T0

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  7. def clone(): AnyRef

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    protected[java.lang]
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  8. var eps: Double

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

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  10. def equals(arg0: Any): Boolean

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  11. def finalize(): Unit

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    protected[java.lang]
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    @throws( classOf[java.lang.Throwable] )
  12. def finalizeWeights(weights: WeightsSet): Unit

    Once learning is done, the weights should be copied back into normal tensors.

    Once learning is done, the weights should be copied back into normal tensors.

    weights

    The weights

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

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  14. var gradientNormMax: Double

  15. var gradientTolerance: Double

  16. def hashCode(): Int

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  17. def initializeWeights(weights: WeightsSet): Unit

    Some optimizers swap out weights with special purpose tensors for e.

    Some optimizers swap out weights with special purpose tensors for e.g. efficient scoring while learning.

    weights

    The weights

    Definition Classes
    LineSearchGradientAscentGradientOptimizer
  18. def isConverged: Boolean

    Whether the optimizer has converged yet.

    Whether the optimizer has converged yet.

    Definition Classes
    LineSearchGradientAscentGradientOptimizer
  19. final def isInstanceOf[T0]: Boolean

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  20. var lineOptimizer: BackTrackLineOptimizer

  21. val logger: Logger

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    FastLoggingLogging
  22. final def ne(arg0: AnyRef): Boolean

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  23. final def notify(): Unit

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  24. final def notifyAll(): Unit

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  25. var oldValue: Double

  26. def reset(): Unit

    Reset the optimizers internal state (such as Hessian approximation, etc.

    Reset the optimizers internal state (such as Hessian approximation, etc.)

    Definition Classes
    LineSearchGradientAscentGradientOptimizer
  27. def step(weights: WeightsSet, gradient: WeightsMap, value: Double): Unit

    Updates the weights according to the gradient.

    Updates the weights according to the gradient.

    weights

    The weights

    gradient

    The gradient

    value

    The value

    Definition Classes
    LineSearchGradientAscentGradientOptimizer
  28. var stepSize: Double

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

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  30. def toString(): String

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  31. var valueTolerance: Double

  32. final def wait(): Unit

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

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

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Inherited from FastLogging

Inherited from Logging

Inherited from GradientOptimizer

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