Text detection on camera acquired document images using supervised classification of connected components in wavelet domain.
Udit RoyGaurav HaritPublished in: ICPR (2012)
Keyphrases
- wavelet domain
- text detection
- connected components
- document images
- text lines
- text regions
- denoising
- binary images
- wavelet coefficients
- spatial domain
- wavelet transform
- multiresolution
- multiscale
- human visual system
- image denoising
- subband
- high frequency
- level set
- optical character recognition
- frequency domain
- video camera
- supervised learning
- machine learning
- camera motion
- image processing
- object recognition
- motion estimation
- natural images