Extraction of reference lines from documents with grey-level background using sub-images of wavelets.
Yuan Yan TangHong MaDihua XiYi ChengChing Y. SuenPublished in: ICDAR (1995)
Keyphrases
- grey level
- grey levels
- grey level images
- ground truth
- gray level
- image database
- region growing
- image data
- image classification
- test images
- image processing
- edge detection
- input image
- wavelet transform
- gradient magnitude
- image features
- multiresolution
- bounding box
- line extraction
- connected components
- natural images
- bag of words
- image regions
- gray scale
- image representation
- higher order
- object recognition
- multiscale
- image sequences