Fast demodulation of pattern images by spiral phase transform in structured-illumination reflectance imaging for detection of bruises in apples.
Yuzhen LuRichard LiRenfu LuPublished in: Comput. Electron. Agric. (2016)
Keyphrases
- light transport
- illumination conditions
- image data
- image analysis
- lighting conditions
- imaging process
- partial occlusion
- image registration
- transformed images
- surface reflectance
- scene geometry
- spectral reflectance
- cast shadows
- multiple light sources
- image irradiance
- color constancy
- retinex theory
- shape from shading
- single image
- edge detection
- phase contrast images
- diffuse reflectance
- illumination variations
- computational photography
- white light
- light source
- illumination direction
- intrinsic images
- input image
- high resolution
- inverse synthetic aperture radar
- object surface
- spatially varying
- object detection
- intravascular ultrasound
- surface properties
- global illumination
- shadow detection
- viewing conditions
- photometric stereo