Vectorisation of Sketches with Shadows and Shading using COSFIRE filters.
Alexandra BonniciDorian BugejaGeorge AzzopardiPublished in: DocEng (2018)
Keyphrases
- gabor filters
- shape from shading
- single image
- light source
- filter responses
- bank of gabor filters
- order statistics
- computer graphics
- edge enhancement
- dichromatic reflection model
- lighting direction
- hand drawn
- filtering method
- surface orientation
- edge detection
- secret image sharing
- median filter
- moving objects
- texture analysis
- image enhancement
- filter bank
- high resolution