Spatial moment sub-pixel edge locator based on cubic Bézier curve.
Wenbiao JinJingjing ShenZhifeng ZhangPublished in: ISKE (2008)
Keyphrases
- b spline
- tensor product
- edge map
- spatial information
- spatial data
- spatio temporal
- edge detection
- color distribution
- gray value
- control points
- spatial color
- spectral signatures
- spatial distance
- edge direction
- spatial distribution
- edge information
- intensity variations
- edge pixels
- gradient magnitude
- spatial databases
- spatial and temporal
- intensity values
- region boundaries
- endpoints
- image pixels
- edge points
- edge detector
- reference object
- image quality
- input image