Document restoration and enhancement using optimal iterative and paired morphological filters.
Yeqing (Juliet) ZhangRobert P. LoceEdward R. DoughertyPublished in: Document Recognition (1997)
Keyphrases
- morphological filters
- image processing
- spatially variant
- mathematical morphology
- morphological filtering
- information retrieval
- image enhancement
- object recognition
- document images
- structuring elements
- probabilistic model
- translation invariant
- image analysis
- image restoration
- higher order
- median filter
- morphological processing