Object

toolkit.filtering.spatial

LinearExpansion

Related Doc: package spatial

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object LinearExpansion extends FloatMath

Does a local polynomial expansion of a 2D image assuming constant certainty and a Gaussian applicability. See "Polynomial expansion for orientation and motion estimation," Farneback, section 4.8, equations 4.30

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FloatMath, AnyRef, Any
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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. val FilterPixels: Int

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  5. val FilterSize: Int

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    Size of each filter.

  6. val Pi: Float

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    Definition Classes
    FloatMath

  7. val Sigma: Float

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    Width of Gaussian.

  8. def acos(x: Float): Float

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    Definition Classes
    FloatMath

  9. val analysisOperators: VectorField

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    Analysis filters, stacked into a vector field.

  10. val applicability: libcog.Matrix { ... /* 2 definitions in type refinement */ }

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    Gaussian applicability function.

  11. def apply(image: libcog.ScalarField): (libcog.VectorField, libcog.ScalarField)

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    Project an image into a polynomial expansion with a Gaussian applicability with width 1.

    Project an image into a polynomial expansion with a Gaussian applicability with width 1.

    image

    The 2D image to be expanded into polynomial.

  12. final def asInstanceOf[T0]: T0

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    Any

  13. def asin(x: Float): Float

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    Definition Classes
    FloatMath

  14. def atan(x: Float): Float

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    Definition Classes
    FloatMath

  15. def atan2(x: Float, y: Float): Float

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    Definition Classes
    FloatMath

  16. def backproject(b: libcog.VectorField, c: libcog.ScalarField): libcog.ScalarField

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    Adjoint operator for apply, reconstructs original image from the polynomial expansion.

    Adjoint operator for apply, reconstructs original image from the polynomial expansion.

    b

    Linear term of projection.

    c

    Constant term of projection.

    returns

    Reconstructed image.

  17. def cbrt(x: Float): Float

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    Definition Classes
    FloatMath

  18. def ceil(x: Float): Float

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    Definition Classes
    FloatMath

  19. def clone(): AnyRef

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  20. def cos(x: Float): Float

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    FloatMath

  21. def cosh(x: Float): Float

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    Definition Classes
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  22. final def eq(arg0: AnyRef): Boolean

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    AnyRef

  23. def equals(arg0: Any): Boolean

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  24. def exp(x: Float): Float

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    Definition Classes
    FloatMath

  25. def expm1(x: Float): Float

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    Definition Classes
    FloatMath

  26. val filters: LinearBasis

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    Polynomial filters.

  27. def finalize(): Unit

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    @throws( classOf[java.lang.Throwable] )

  28. def floor(x: Float): Float

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    FloatMath

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

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  30. def hashCode(): Int

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  31. def hypot(x: Float, y: Float): Float

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    Definition Classes
    FloatMath

  32. final def isInstanceOf[T0]: Boolean

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    Definition Classes
    Any

  33. def log(x: Float): Float

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    Definition Classes
    FloatMath

  34. def log10(x: Float): Float

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    Definition Classes
    FloatMath

  35. def log1p(x: Float): Float

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    Definition Classes
    FloatMath

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

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  37. final def notify(): Unit

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  38. final def notifyAll(): Unit

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  39. def pow(x: Float, y: Float): Float

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    Definition Classes
    FloatMath

  40. def sin(x: Float): Float

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    Definition Classes
    FloatMath

  41. def sinh(x: Float): Float

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    Definition Classes
    FloatMath

  42. def sq(x: Float): Float

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    FloatMath

  43. def sqrt(x: Float): Float

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    FloatMath

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

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    Definition Classes
    AnyRef

  45. lazy val synthesisOperators: VectorField

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    Synthesis filters, stacked into a vector field.

  46. def tan(x: Float): Float

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    Definition Classes
    FloatMath

  47. def tanh(x: Float): Float

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    Definition Classes
    FloatMath

  48. def toDegrees(x: Float): Float

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    Definition Classes
    FloatMath

  49. def toRadians(x: Float): Float

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    Definition Classes
    FloatMath

  50. def toString(): String

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  51. final def wait(): Unit

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

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

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Inherited from FloatMath

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