Fast text/graphics resolution improvement using wavelet based denoising and chain-code table lookup.
Onur G. GuleryuzAnoop BhattacharjyaPublished in: ICIP (1) (2002)
Keyphrases
- chain code
- table lookup
- text graphics
- wavelet based denoising
- binary images
- least squares
- grid structure
- lossless compression
- line drawings
- denoising
- variable length
- engineering drawings
- shape retrieval
- high resolution
- bounding box
- low resolution
- shape features
- frequency domain
- image compression
- higher order
- principal component analysis
- three dimensional