Directional Wavelet Approach to Remove Document Image Interference.
Qian WangTao XiaChew Lim TanLida LiPublished in: ICDAR (2003)
Keyphrases
- document images
- dual tree
- wavelet transform
- document image analysis
- multiscale
- singularity detection
- wavelet coefficients
- document processing
- optical character recognition
- document analysis
- document image understanding
- scanned documents
- denoising
- line extraction
- page segmentation
- page layout
- scanned document images
- face recognition
- discrete wavelet transform
- multiresolution
- feature extraction
- word level
- language identification
- complex background
- wavelet packet
- ocr systems
- image denoising