utils

package

v0.4.0 Latest Latest Go to latest Published: Nov 19, 2018 License: Apache-2.0 Imports: 2 Imported by: 0

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func CvtImageTo1DArray(src image.Image) ([]float32, error)

convert go Image to 1-dim array

func CvtImageTo1DArrayMean(src image.Image, meanm []float32) ([]float32, error)

convert go Image to 1-dim array in the meantime, subtract mean image

func CvtImageTo2DArray(src image.Image) ([][]float32, error)

type ArgSort struct {
	Args []float32
	Idxs []int
}

sort ArgSort.Args in decreasing order keep Args' original position in ArgSortIdxs

func (s ArgSort) Len() int

Implement sort.Interface Len

func (s ArgSort) Less(i, j int) bool

Implement sort.Interface Less

func (s ArgSort) Swap(i, j int)

Implment sort.Interface Swap