kernel

Documentation

Index

• Variables
• func Directional(gx, gy *matrix.M) *directional
• func FilteredDirectional(gx, gy *matrix.M, offset int) *filteredDirectional
• func Multiplication(a, b *matrix.M, offset int) *multiplication
• func Sqrt(a, b *matrix.M) *sqrt
• func Variance(directional *matrix.M) *variance
• type Base
  • func (base *Base) Convolute(in, out *matrix.M)
  • func (base *Base) ConvoluteParallelized(in, out *matrix.M)
• type Kernel

Variables

var (
	SobelDx = &sobel{mat: [3][3]float64{{-1, 0, 1}, {-2, 0, 2}, {-1, 0, 1}}}
	SobelDy = &sobel{mat: [3][3]float64{{-1, -2, -1}, {0, 0, 0}, {1, 2, 1}}}
)

Functions

func Directional

func Directional(gx, gy *matrix.M) *directional

func FilteredDirectional

func FilteredDirectional(gx, gy *matrix.M, offset int) *filteredDirectional

func Multiplication

func Multiplication(a, b *matrix.M, offset int) *multiplication

func Sqrt

func Sqrt(a, b *matrix.M) *sqrt

func Variance

func Variance(directional *matrix.M) *variance

Types

type Base

type Base struct {
	// contains filtered or unexported fields
}

func (*Base) Convolute

func (base *Base) Convolute(in, out *matrix.M)

func (*Base) ConvoluteParallelized

func (base *Base) ConvoluteParallelized(in, out *matrix.M)

type Kernel

type Kernel interface {
	Apply(in *matrix.M, x, y int) float64
	Offset() int
}